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Learn How To Plant, Care and Grow Bountiful Agapanthu

  1. Agapanthus species can be propagated by seed. Whether grown in a container or in the ground, Agapanthus should be divided every 4 years or so—deciduous types in March, just before they start growing, and evergreen types immediately after flowering. Agapanthus have few problems
  2. Naomi shows you how to plant Agapanthus bare roots in your garden. Agapanthus produce large balls of small trumpet flowers on strong stems which can reach 2m..
  3. Agapanthus grows best in USDA hardiness zones 9-11. Though visually delicate, it is a deceptively tough plant. It performs well in partial shade or full sun, drought, and even our sandy loam soil. It will tolerate occasionally wet, slightly alkaline, acidic soil, and clay soil. The best soil for this lily, however, is moist and organic
  4. Agapanthus multiply by sending out underground stems called Rhizomes. These stems emerge from the ground as new plants that are identical to the original plant. Despite being attached to the original plant, these plants can grow independently if removed. This is only possible if they retain some roots when moved, though
  5. Growing Agapanthus requires a sunny to partly shady location and regular water. Mulching is helpful to retain moisture with new plants set about 1 to 2 inches (2.5-5 cm.) apart. While it is very tolerant to a wide variety of soil conditions, they do enjoy some rich compost or organic matter added during your agapanthus planting
  6. Last Updated: May 6, 2021 Agapanthus has beautiful bright purple or white flowers in abundance and is a beloved addition to many gardens. It's very easy to grow and will self propagate once established
  7. Agapanthus grow from rhizomes -- thick, fleshy underground stems -- into large clumps. The plants can be dug from the ground and divided -- separated into several portions for replanting. Large..

Agapanthus have thick, fleshy roots that you should be able to loosen relatively easily. Try not to tear the roots, though. If you skip this step, your plant's roots won't spread out as well (or as quickly). Place the plant in the center of the hole. Fill in the hole with your soil mixture. Stop when the soil is level with your plant's. It can thrive as a perennial bedding plant or a potted plant in U.S. Department of Agriculture hardiness zones 8 through 11. The plants grow from a tuberous root called a rhizome, which stores.. The two ways to propagate agapanthus are from seed and by root division. It takes some patience to grow them from seed, as they won't flower for two to three years. Bear in mind that seeds saved from an existing plant won't necessarily produce true to the parent plant. But it can be a fun project to try, since they're easy to care for

Unlike some plants, Agapanthus Peter Pan grow in almost round, V-shape without spreading in a way that it reaches to an unparalleled position. Its spread extends from 1 to 2 inches. Nevertheless, it can definitely create an elegant landscape view whether it's planted in front of your house or in the backyard I just got done dividing lots of agapanthus for trade. The large divisions seemed to consist mainly of large tubers - white inside, brown outside - that could be up to 3 inches thick. Coming off a lot of the tubers were thick, fleshy white roots from 1/4 inch to an inch thick. They almost resemble l.. These wonderful plants are blooming machines, which you can think of as essentially the tropical equivalent of the daylily. A landscape staple in warm-winter regions, agapanthus is a low-maintenance perennial that produces colorful clusters of blue or white trumpet-shape flowers in summer and fall. Agapanthus has strappy, green leaves add texture to beds, borders, and containers, too The flower stems of a standard Agapanthus can grow up to 6 feet tall, but dwarf types only grow up to 20 inches. Deer resistant: Most gardeners report that their agapanthus plants are rarely eaten. Toxic: Agapanthus plants aren't true lilies, and don't share their high level of toxicity. However, ingestion of the rhizomes and roots can cause. Water thoroughly to settle the soil around the roots. For outdoor landscape planting, select a spot with well-drained soil where your Agapanthus will receive plenty of sunlight. Dig holes and plant the bare roots 1 deep (or as deep as needed) and 12-24 apart, depending on the variety, with the root crown facing up and level with the.

If blossoms have dwindled to just a few flowers, do a little detective work. Both agapanthus and daylilies can become root-bound, even planted in the ground. Take a close look at the roots at soil level. If the crown of the plant is beginning to show above the soil or roots are apparent above ground, it is probably time to split the clump Agapanthus, also called Lily of the Nile, is an attractive flowering perennial native to southern Africa.The plant is easy to care for and often disease free, but some agapanthus problems can be devastating. Keep reading to learn more about agapanthus diseases and treating diseases of agapanthus plants It is less about constraining the roots and more about growing conditions. The ideal growing condition for Agapanthus is a sheltered spot in full sun with good soil, which is not too dry and drains well. Even though Agapanthus like moisture retentive soil, perversely they will establish well in containers Agapanthus can be propagated by either taking root divisions or harvesting seeds. Seeds from hybrids won't grow true to type and are often disappointing. Additionally, as I have already mentioned, plants grown from seed can take up to 3 years to mature and set flower. Propagating new plants from root division is a lot easier and quicker Agapanthus can also be easily grown in large pots for the balcony, courtyard or veranda. Keep in mind that they prefer cramped root conditions so should be potted up gradually rather than swamped by huge amounts of wet soil in a large pot. A border of blue is perfect along pathways

rhizomes , the noses should be covered with 5cm (2in) of soil. If your soil is prone to waterlogging, or you live in a cold area, grow agapanthus in containers. Grow single plants in 20-23cm (8-9in) in diameter containers using a loam-based compost, such as John Innes No. 2 or No. 3 Agapanthus look very effective grown beneath deciduous trees and will cope well with root competition of, for example, Jacaranda.White versions of Agapanthus look wonderful grown with white-variegated foliage, such as that of Miscanthus sinensis 'Variegatus', or the silver leaves of Plectranthus argentatus; alternatively try them with purple-black foliage or flowers, to provide a striking. Keep your agapanthus growing strongly with regular feeding and watering and they will shrug the little blighters off. More menacing is a new foe, the agapanthus gall midge, which has recently arrived in the UK. According to the RHS the agapanthus gall midge is a tiny fly that lays eggs on developing flower buds Growing without flowering. If Agapanthus is growing and spreading without flowering, it may need to be cut back. This can happen if the soil is too well-fertilised, or if it is in too large a pot. Agapanthus may need to be cut back in this situation, especially in the event that winter is approaching

How to plant Agapanthus (bare roots) - FarmerGracy

Agapanthus are drought-tolerant plants and able to cope in a gravel garden that isn't watered. Agapanthus tend to flower better if their roots are restricted, so do well in pots. How to plant agapanthus growing agapanthus in a pot. Agapanthus perform best where root development is restricted, as restricted roots encourage flower formation. This makes agapanthus well suited to being grown in pots, especially the evergreen types which can then be brought into a conservatory or greenhouse for the winter How to grow agapanthus in a pot. Choose a pot that is at least twice the size of the selected plant. Position in the garden that receives full sun to half shade. Fill the pot with a quality potting mix, such as Yates Potting Mix with Dynamic Lifter. Remove the plant from the container, gently tease the roots Propagating and Growing Agapanthus. Just about the toughest plant I know. Although agapanthus has a reputation for being 'difficult' in the North of England, here in York the deciduous types thrive. I have grown large clumps for the last forty years. On different soils in Barnsley, Bolton Percy and York they have proved completely hardy

Agapanthus, or Lily of the Nile - University of Florida

Do Agapanthus Multiply? PLUS, Answers to 4 Other FAQ

Agapanthus Flowers: Tips For Growing Agapanthus Plant

The commonly grown agapanthus form clumps up to a metre across and plants in flower can be a metre or more tall. For smaller areas, and for pots, there are dwarf and miniature agapanthus varieties that only grow to 45cm high in flower. These smaller varieties are also a great choice to edge a garden bed Lily of the Nile or agapanthus (Agapanthus africanus and hybrids with this species) is a blue-flowered perennial that grows from a rhizome (fleshy root).Each rhizome sends up several shoots. Rhizomes also reproduce, so over time, a one-gallon plant of a vigorous cultivar like 'Blue Storm' will make a clump 2.5 feet wide

How to Grow Agapanthus: 7 Steps (with Pictures) - wikiHo

Do you want to know how to choose and how to grow Agapanthus? Patrick Fairweather explains how to choose the right Agapanthus for you and how to grow them.. This pot of agapanthus also had an offset growing on the left side of the main plant. The soil around the roots is carefully removed and with gentle pressure the offset breaks away cleanly from the main plant. Again when replanting do not water for a few days and keep the plants in a sheltered position. It will take about one month for the new. Potting Agapanthus 2-3 Months later. It took a few months, but these plants have now developed a nice healthy root system and some have even started to show flower spikes. That's how we like to propagate Agapanthus. We do hope this has been helpful and would love it if you'd subscribe. Happy Planting: Phone: (530) 272-4362. It also can be ordered online at www.gardenwisdompress.com. A garden should be more enjoyable for the gardener than for the deer visitors, so Singers book can help you to.

Propagation Methods for Agapanthus Home Guides SF Gat

  1. A garden picture I've given up planting in shaped containers these days. When my agapanthus became potbound, it was impossible to get it out of its urn shaped tub, so I had a choice... destroy the plant or break the pot up..... discussing the choice with my resourceful husband he decided to have a go at cutting the container in half. As you can see from this picture, there was no soil left.
  2. Growing agapanthus in a border. The fleshy roots of agapanthus can suffer frost damage in severe winters, so if you're planning to grow agapanthus in a border the ground must be well-drained and sunny. A strip close to a sunny house wall is ideal as long as you remember to water your agapanthus well in the growing season
  3. Agapanthus, or Lily of the Nile, produces long, spear-shaped leaves with tall purple, white--or most commonly--blue blooms in the spring and summer. The root system is shallow and tends to spread quickly wherever it is grown. Although agapanthus may take a long time to become properly established, it can.
  4. Thank you received: 555. 5 years 1 month ago #522421. by LongRidge. I would guess that one of the chemicals in the Lawn Weeder is a plant hormone. There are many plant hormone weed killers, with various chemical names. MCPA, Tordon, and Grazon are a few of the trade names. Plant hormones do not harm grasses much
  5. Agapanthus (Agapanthus praecox) is a weed when it spreads into the wild from gardens.It was introduced because of its attractive clumps of long leathery green leaves and purple, blue or white stalked flowers. It is easy to grow and hardy, but this also makes it weedy in the wild

The commonly grown agapanthus flower, often called Lily of the Nile, was introduced to Australia from South Africa. There are now more varieties of this genus than ever before, so if you're like me and summer goes hand in hand with these happy blue sparklers, you'll be delighted to discover the new varieties are as easy to grow as the common sky-blue form Dig the clumps in spring or fall: Carefully separate divisions with roots, cut the foliage back by half and replant. Agapanthus tolerates full sun but adapts well in areas with winter sun and. Agapanthus grow well in a sunny position, although partial shade a few hours a day has no detrimental effect. They are not sensitive to acid or alkaline soils. Agapanthus do grow well in containers but they need a well-drained compost, so always add 1-part horticultural grit or sand to your compost. John Innes No.3 is ideal and gives stability Agapanthus 'Midnight Dream' - Image source. For colder, less sheltered gardens, or for growing the more tender evergreen Agapanthus africanus cultivars anywhere other than in the mildest, generally frost-free areas, the plants can be grown in pots that can be moved indoors for the winter.. Good blue-flowered varieties for summer-only outdoor pots include 'Purple Delight', 'Lapis. One of those diseases transforms their globes of flowers into balls of fuzz. Others attack their arching green leaves or rot their roots or bulbs. Affecting both in-ground and container plants, these diseases occur where lily-of-the-Nile varieties grow outdoors as perennials, U.S. Department of Agriculture plant hardiness zones 6 through 11

The Agapanthus plants produce attractive clumps of long, curved, shiny, green, strap-like leaves, which grow from fleshy, tuberous roots. Growing Agapanthus from seeds is a slow process. Sow the seeds in the early spring. Fresh seeds germinate easily at 70-80 deg. F (20-25 deg. C) and usually within 3 to 8 weeks Agapanthus are known for their large, blue drumstick-headed flowers in summer. These South African perennial plants are equally suitable for borders and large containers. Agapanthus look great when planted with drifts of ornamental grasses, sun-loving rudbeckias and goldenrod ( Solidago ). Most agapanthus are hardy and their leaves die down in. Agapanthus grow like weeds here in pots or borders. I would advise that if you plant in a pot be aware that it would need repotting every year or two to prevent the pot from cracking as the roots are very forceful. The plants grow to about half a metre high and wide but the flowers will shoot up to a metre tall, slugs and snails love making a. WHEN TO DIVIDE AGAPANTHUS. Evergreen varieties: In South Africa, the best time to divide evergreen agapathus is in spring and early summer as new growth emerges, or in early autumn, about March/April, after the plants have finished flowering. If you divide your agapanthus in spring, they are less likely to flower in the same year. Divide your agapanthus plants every 4-5 years or when they. To use them as a firebreak, plant them thickly without organic mulch. Use them as a border to mown grass or under deciduous trees. The thick roots also bind soil and reduce erosion. Growing agapanthus. Give agapanthus lots of sun, plus extra water when its really hot and dry and they'll bloom abundantly

All About Agapanthus (Lily of the Nile) One Stop Guid

  1. As the name suggests, an aerial root is not located in the soil but rather above it, reaching into the air. Like normal roots, aerial roots can absorb moisture and act to anchor the plant when they hit the soil. As we'll be discussing further below, succulents grow aerial roots to address a need that isn't being met with just regular roots
  2. This compact Agapanthus is very suitable for perennial borders or container planting on the balcony, terrace or patio. Easy to grow, pest and disease free, this African Lily grows from fleshly-rooted rhizomes up to 2-3 ft. tall (60-90 cm) and 2 ft. wide (60 cm). Thrives in full sun in fertile, moist and well-drained soil
  3. Dark Blue Agapanthus Bulbs for Sale Online | Back in Black Mysterious, dark blue blooms aren't easy to come by, but Agapanthus Back in Black delivers with stunning globes of densely packed florets.Reaching up to 24 inches tall, this stunning variety gives summer beds, containers, and mixed planters a dramatic look
  4. Agapanthus species are hardy plants, and are easily grown. Although tolerant of drought and poor soil, both flower and foliage production improves with moisture and feeding. They perform best in a.
  5. Xhosa women use the roots to make antenatal medicine, and they make a necklace using the roots that they wear as a charm to bring healthy, strong babies. The Zulu use agapanthus to treat heart disease, paralysis, coughs, colds, chest pains and tightness. It is also used with other plants in various medicines taken during pregnancy to ensure.

The agapanthus bulbs, also known as the Lily of the Nile or African lilies, are herbaceous perennials. Butterflies, birds, and bees like them. Locate the agapanthus plants around pools, decks, and patio edges. The different varieties have varied shades of blue blooms. They make good flower arrangements. Hardiness Grow the agapanthus in containers if you live in zones 1-8,Read more Agapanthus grow best in full sun. May take 2-3 years to establish but after this they will grow in to long-flowering clumps. Ideal for container growing as resticting roots promotes flowering and pots can be moved to sheltered places for winter Agapanthus, commonly known as Lily of the Nile, African Blue Lily and African lily is a native plant of South Africa. It has flowers from early summer until fall. Agapanthus is hardy to grow outdoors in U.S. Department of Agriculture Zones seven through 11. Use special winter care to protect the agapanthus in zones five and six Observe the roots as they grow and move your cutting to a pot filled with soil after the roots are about 5 in (13 cm) long. Check the length of the roots buy pulling the ivy stem out of the water and holding a ruler next to the roots. Measure from the bottom node to the end of the roots

Description. Agapanthus is a genus of herbaceous perennials that mostly bloom in summer. The leaves are basal, curved, and linear, growing up to 60 cm (24 in) long.They are rather leathery and arranged in two opposite rows. The plant has a mostly underground stem called a rhizome (like a ginger 'root') that is used as a storage organ. The roots, which grow out of the rhizome, are white, thick. Agapanthus 'Shooting Stars' Free delivery. Great for helpful insects. Great for birds. Thrives in pots. Contains toxic parts. Bali-HaiMailOrderNursery. Member since May 2021. Returns and Refunds. Download Candide for free. The Candide App is the best place to talk to the seller In a few days new roots will start to grow at the bottom of the slip. When the new roots are about 1 inch long, the seedlings can be planted in potting soil. Discard any landslides that are wilting or have not taken root; these will not be viable Given the age of the agapanthus, the root system is long, deep and tough to get rid of (some roots are as big around as large grapefruit). I've dug out as many as I can on my own, and can't afford to rent equipment to do more. I'll probably need to add some soil to the area before planting. I don't have much money for any of this, but wondered. Healthy soft roots ( including agapanthus) are generally pale colured, creamy yellow or white. Dead roots are brown/dark and strawlike. Exceptions are woody plants, trees etc which will have more substancial roots some of which almost appear like woody branches in texture and colour. Agapanthus like to be kept dryish and like shelter

An Agapanthus With Root Rot Home Guides SF Gat

By digging out, the roots can be damaged, which impedes the blossoming during the next year. Even when taking immense care, it is not guarantied that your Agapanthus will be so beautiful like it could be in a tub. Whoever does not want to renounce from Lilies of the Nile in their patch, can plant it within a tub in the garden Agapanthus will not survive in soils that are waterlogged! Plant African Lily tubers 2 deep and 6 apart, in an area where they will receive full sun in the north or light shade in the south. Provide a heavy mulch to help retain moisture and keep the roots cool. Water thoroughly and regularly after planting When purchasing new agapanthus, make sure you put it in a pot that's just slightly larger than your plant. Agapanthus plants find it difficult to cope with too much space round their roots. Pot it up once it has filled the pot. You'll need to feed and water your agapanthus plants once they begin to grow There are plants which do exist without roots because when we talk about plants, it's not just the huge plants that we see around us. Well if you are aware, the plant kingdom contains a number of groups starting from the simplest i.e. the algae to.. I dug a couple for my daughter a while back and got one with no roots. It was about 2 ft tall. I put it in water for several days then potted it in soil. It died all the way down to soil level but a couple weeks later it started putting out new growth and now its growing good. I think it's a 50/50 shot but never give up always try to root.

How to Grow and Care for Agapanthus Gardener's Pat

Final Thoughts on How to Grow Succulents without Roots As mentioned, the best thing that I found in succulents is their ability to grow from stems or cuttings and leaves. You can start with these parts of the plants and grow a full-blown succulent garden in a short period of time Small trees with non invasive roots can be safely placed close to patios, walls, and houses without the fear of the roots growing towards them. One bonus of small trees with non invasive roots is that they tend to be sturdy with less likelihood of them falling over and crushing your garden or fence in high winds These grow next to the mother plant, i.e. the largest specimen, together in the pot, form roots and look very similar to it, only they are smaller and lighter . If you want to propagate aloes using offshoots, you have the best chance of success, as these already have roots and theoretically only have to be repotted in order to continue to grow Growing Instructions. Planting Instructions for Your Bare Root Peonies. We make special efforts to get your roots to you at the proper time for planting between September 21 and October 17th in the fall and hope you take advantage of this and plant the roots immediately

Agapanthus Botanical Name. Agapanthus praecox. Family. Liliaceae (lily) Also known as. Agapanthus orientalis. Where is it originally from? South Africa. What does it look like? Robust, clump-forming perennial with long, thick, white rhizomes. Leathery, arching leaves (20-70 x 2-6 cm) with watery sap grow from the base in clumps of up to 20 Agapanthus, Galaxy White. Vigorous white cultivar thats hardy to zone 6. $15.95 - $19.95. Bare Root & Bare Root. Loading ratings... Add To Favorites. Agapanthus, Blue Heaven. Serene commotion of majestic blue. $15.95

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10 Amazing Facts Of Agapanthus Peter - Grow Gardener Blo

Learn how to grow Agapanthus. The Agapanthus plant (Lily of the Nile) is a South African, bulb producing genus well-known for being a great summer-flowering, butterfly-attracting perennial in warm climates. Our goal is to find cold-hardy agapanthus plants to expand their use as garden perennials northward <p>Agapanthus is an ancient plant with a handful of common names - African Lily, Lily of the Nile, Blue African Lily and The Flower of Love among them. Native to South Africa, this lovely perennial flower produces globe shaped blooms in violet-blue, each composed of several smaller, star-shaped flowers. Similar to ornamental onion (allium) blooms, but looser and softer.</p><p>This plant can. Lily of the Nile, with latin name Agapanthus, is a marvelous perennial that blooms from spring to summer, producing magnificent floral scapes.. Lily of the Nile key facts. Name - Agapanthus Family - Liliaceae (lily family) Type - perennial. Height - 24 to 40 inches (0.6 to 1 m) Exposure - full sun Soil - ordinary, well drained. Flowering - June to Septembe

Agapanthus fleshy white roots - Houz

Coming from South Africa, Agapanthus receive summer rainfall and consequently enjoy moisture as much as the aforementioned sun. When planting, therefore, on a dry and hungry soil, such as chalk or sand, a liberal quantity of humus should be incorporated, preferably below the roots of the plant The interesting thing with a Monstera cutting without a node is that it might actually grow roots eventually. When you keep your Monstera without a node in a glass of water for several months, it might actually grow roots. But don't be fooled, even when the Monstera cutting grows roots it will never turn into a full plant Large clumps of agapanthus develop a network of tight roots and may require a mattock and crowbar to dig them out. Divide up the parent clump into small groups comprising of two or three plantlets, using a sharp spade or secateurs and taking care not to tear the roots DAMN YOU AGAPANTHUS!!!!! Lily of the Nile my @$$! You are not even an actual Lily! I don't care how overgrown you are, I am going to eradicate your every single plant down to the roots. I will not let the dogs run loose in the yard until all the poisonous plants, all which are left by the previous property owner, are completely destroyed How to grow agapanthus - a complete guide The plants were grown outside without winter protection, move it to a sheltered spot in winter so that the roots don't freeze

Agapanthus Better Homes & Garden

Agapanthus africanus subsp. africanus is found only in the Western Cape Province, which is a winter rainfall area. The plants grow from the Cape Peninsula to Swellendam, from sea level up to 1000 metres, mainly in mountainous terrain in acidic sandy soil. They often grow between rocks and even in depressions on sheets of sandstone rock Without the ability to use aerial roots to grow up trees, Monsteras would not be able to gather sufficient sunlight in the rainforest. Aerial roots also take moisture out of the air, providing the plant with more water. Aerial roots are different from underground, or lateral-subterranean, roots because their purpose is almost exclusively to. Blue AGAPANTHUS - Size: 1 Gallon, Live Plant, Includes Special Blend Fertilizer & Planting Guide. 3.9 out of 5 stars. 8. $24.00. $24. . 00. Get it as soon as Mon, Jun 14. FREE Shipping on orders over $25 shipped by Amazon 1. Use Crop Rotation: Experts suggest that crop rotation is the best way to take control of nematodes. Once you have used a place to grow vegetables in the next step use non-susceptible plants like grass in that area. Without the host, the nematodes will starve and the population will reduce

Agapanthus Plant Varieties & Care Garden Desig

Plant your agapanthus roots in spring and grow on in frost-free conditions or plant straight outside after risk of frost has passed. Grow in borders or containers in full sun. Spread the roots out and plant 5-10cm deep. Space the plants about 15-20cm apart. Water-in after planting and keep hydrated while in growth Identifying a Root-Bound Plant . Before you buy a plant, turn the plant over and examine the bottom of the container. if you see roots poking through the drainage holes, chances are good that the specimen is root-bound (the condition is sometimes known as being pot-bound).Severely root-bound plants may even be hard to remove from the pot since the roots can be firmly entwined through the. 4.3/5 (5,989 Views . 36 Votes) Try to let the bottom of the plant dry and heal well before putting it back down in moist soil, or there will be a risk of rot. There's no harm whatsoever in allowing the rootless plant to sit in a warm, protected place for a few days so the bottom can heal completely. Plant food is a bad idea without roots

Your bare roots should be planted at the earliest opportunity following delivery. Once planted, they will remain in their dormant state until the spring. Above ground you won't see much happening over the winter, but the roots will be establishing ready for your agapanthus plants to grow away quickly once the warmer weather arrives After 5 to 6 days of planting cuttings, the roots will start to develop. After 10 to 12 days, cuttings of mint will start to frow from above (leaves). Roots will also grow several inches at that time. At this time, you can plant these cuttings with roots in a pot with potting soil If Agapanthus bulbs are left sitting in water, they will rot. Full sun to light shade. When planting your Agapanthus bulbs, make sure they will receive full sun to light shade. Plant the bulbs 2 deep and 4-6 apart. After planting, water your bulbs generously, soaking the soil. Roots and top growth will form within a few weeks Agapanthus is often called, 'lily of the Nile, a plant that is native to South Africa throughout the Nile River that reaches up to Egypt. Ty Ty Nursery has grown these exquisite rhizomes since the 1980's successfully in Zone 8, however, most botanists only recommend their cold hardiness to grow in Zone 9 and 10 Keep reading to learn how to amend garden soil for growing hostas and why you should apply mulch around hostas every year at the start of Spring for healthy hostas. Hosta Soil Requirements:. Well draining soil is a crucial soil characteristic for hostas as they will not tolerate soil that is saturated for long periods of time. Boggy soil will cause the disease root rot which can kill the hosta Agapanthus orientalis, Black Pantha. Buds that are almost black, opening to violet blue. Exciting new variety of Agapanthus orientalis with buds that are almost black, and develop to big flowers in deep violet blue. Flower heads are large and with outstanding vase life of 10 to 14 days. Blooming in the spring and summer these plants are drought.