Agapanthusspp.

Every kid in my flyspeck elementary school think I was a strange fille because I kept a jar of backbone on my desk .

But it was n’t just any sand . It was sand my papa had bring back from a trip to Honduras for me , to replete my obsession with cobalt blue - water and white - sanded beach .

I want nothing more than to take a dip in the clear , tender waters of the Caribbean .

A close up of a bright blue agapanthus flower in full bloom, pictured in light filtered sunshine on a soft focus background.

When I was thirteen years sometime , my wish came unfeigned .

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I have to travel to Jamaica to see some of the position where my daddy and grandparent had lived after leaving Cuba , their home country .

A vertical close up picture of bright blue agapanthus flowers growing in the garden, pictured on a soft focus background. To the top and bottom of the frame is green and white printed text.

And I was also introduced to a thrilling array of plants and fruits I ’d never see before : slimy - unfermented guineps , purple - livid virtuoso apples , statuesque birds of nirvana , and violet lump of agapanthus .

The plantation and gardens of the island were unforgettable . Sadly for me , most of the gorgeous vegetation that flourishes in warm post like Jamaica fails to grow here in Alaska .

But many of these flora thrive in position where my kinsperson lives , like southern California and Arizona .

A vertical close up picture of bright blue agapanthus flowers growing in the garden, pictured on a soft focus background. To the top and bottom of the frame is green and white printed text.

And if you hold out inUSDA Hardiness Zones6 - 11 , this guide can help you try your mitt at growing graceful , cheery lily of the Nile flowers .

Here ’s what I ’ll wrap up :

What You’ll Learn

What Is Agapanthus?

The nameAgapanthuscomes from the combination of the Greek wordsagape(love ) andanthos(flower ) .

So they ’re pretty much a love flower . Flower of love life . Lovely flower .

You get the idea .

A close up horizontal image of a bright blue agapanthus bloom with foliage in soft focus in the background, pictured in light filtered sunshine.

With their lance - like leave and improbable , three - foot stems , spring- and summer - flower agapanthus reminds me ofallium peak – which makes signified , since they ’re in the same botanic family .

They also remind me somewhat of lilies , with their just stalks and round umbels of horn - mould blooms .

And I ’m not alone .

A cottage garden flower garden with a variety of different flowering shrubs next to a neatly trimmed lawn, with a hedge in soft focus in the background.

Though they ’re not in the same family as lilies , agapanthus are often called “ lily of the Nile ” or “ African lily . ” In South Africa , they ’re also called blue lily , isicakathiby the Xhosa people , andubaniby the Zulu .

The first reason for these name is that the flower is native to the southern African countries of Swaziland , Mozambique , South Africa , and Lesotho ; the 2d is that in the 1900s , botanists originally classified the appealing flower as a member of the Liliaceae family .

But it ’s now recognized as belong to theAmaryllidaceae family , which has three discrete subfamily :

A close up, horizontal image of bright blue agapanthus blooms growing in the garden under trees, pictured in bright filtered sunshine, with shrubs in soft focus in the background.

The most prominent mintage within the lonelyAgapanthusgenus areA. africanus , A. praecox , A. orientalis , andA. inapertus . Dozens of cultivate and by nature happen hybrids are derived from these species . Most cultivars feature blooms in shades of puritanical , violet , and white .

Depending on the coinage , foliage can be deciduous or evergreen .

And while the efflorescence plant isnative to southern African state , it has naturalized all over the world , including in the United States , Jamaica , Australia , New Zealand , Mexico , and the UK .

A close up horizontal image of a white flower pictured on a soft focus background.

In fact , this plant naturalizes and spreads so well and is so resistant to pests , disease , and death in general that some gardener consider it a weed .

But others value its tenacity : in red-hot desert regions of the world , it ’s often the only greenish for miles . It ’s also somewhat fire - tolerant . While it does burn eventually , the thick-skulled , sap - fill leaves take a long time to do so .

A molding of agapanthus , therefore , has been recognize to help slow up a fire .

A vertical picture of blue flowers growing in whiskey barrel planters with shrubs in soft focus in the background.

Plus , it ’s hard to deny their lulu .

A pathway border by the vibrant , globe - shaped blooms is quite providential indeed .

Cultivation and History

Not much is have it away about the history of this plant , but at some power point in the middle of the 17th one C traders brought evergreen motley from the southernAfrican coast to Europe – and later to the US . In the 19th C it was enclose to Australia and New Zealand .

The deciduous type of agapanthus was n’t learn by colonists ( though it was well - known to local people ) until the former eighteenth century . Unlike the coastal evergreen variety , deciduous species grow wild in the mountainous regions of southerly Africa .

As a resultant , deciduous cultivars thrive in area with coolheaded wintertime temperature . Think USDA Hardiness Zone 6 .

A close up of a hummingbird feeding from a small light blue flower, pictured on a green soft focus background.

But evergreen plant cultivars have in any type of cold and are well grown in Zones 8 through 11 , unless you ’d like to keep them as houseplant for part of the year .

While evergreen varieties ca n’t stay outside during the wintertime , they make excellent indoor potted plant life during the cold season .

People in some finish use the rhizomatous root system for medicinal and spiritual purposes . Xhosa woman of South Africa make a necklace out of the roots to aid keep pregnant women and their unborn baby good from injury .

A close up vertical picture of a bright blue agapanthus flowers in full bloom outside a wooden house in soft focus in the background.

Zulu women put the plant ’s anti - inflammatory properties to good use by making traditional medicinal drug to alleviate chest painfulness , essence disease , cough , and edema .

A Note of Caution:

These culture have strong tie-up to the plant and know how to use it medicinally . It ’s important to remark that the rhizome , leave , and sap are toxic to humans and fauna .

Propagation

The two ways to disperse agapanthus are from seed and by origin division . It takes some patience to originate them from seed , as they wo n’t flower for two to three years .

Bear in psyche that seeds save from an survive plant wo n’t necessarily produce true to the parent works .

But it can be a fun task to examine , since they ’re easy to care for .

A close up of a small black plastic seedling heat mat by Viagrow on a white background.

Planting root divisions is the quickest style to get gorgeous blooms in your railway yard .

From Seed

The come take a while to get going , so it ’s best to start them indoors where they wo n’t be annoy by bugs , critters , and the weather .

The beauty of this method is that no matter which growing zone you subsist in , you may start agapanthus seed indoors at any meter .

All you need is a seed tray with separate cells , potting mix , a spraying bottle , and some sand or perlite .

A close up horizontal image of purple flowers growing in the garden next to a stone wall with a lawn in soft focus in the background.

meet each seed cell with potting mix , spray with piddle , and place one or two of the flat seeds on the stain . They do n’t need to be buried or poked down into the mix .

extend with a fine layer of soil and a thin layer of sand or perlite for a total concealment of about 1/8 of an column inch . Set the tray in a tender positioning out of direct sunshine , or in agreenhouse , and voila !

All you have to do from now until germination is keep the seed warm and moist ( but not slopped ) .

A close up horizontal picture of blue flowers growing outside a brick house beside a road, pictured in bright sunshine.

Now , be warned that sprouting can take just a few weeks in strong conditions and up to three months in cold-blooded field . So do n’t let any amount of chill sneak into the country where you ’ve place your seed tray !

Heat Mat for Seed Germination

An well-situated way of life to encourage your seeds to germinate more quickly is to place a heat mat underneath the source tray , likethis one from the Home Depot .

A close up of seed heads developing on Agapanthus flowers with foliage in soft focus in the background..

The idealistic temperature for sprouting is 70 - 80 ° F .

Once theydogerminate , keep the grunge evenly moist , but not waterlogged .

When the seedlings each have three to four truthful foliage , you may transplant them to six or eight - column inch pots filled with a mixture of organically - rich potting dirt and sand .

A close up of a young agapanthus plant growing in a terra cotta pot, set on a gravel surface with shrubs in soft focus in the background, pictured in bright, filtered sunshine.

Or , apply garden soil amended with well - molder compost and sand . The key is to keep the dirt loose and well - draining .

Agapanthus plants develop well in potsbecause they actually enjoy being a bit root bound . They ’ll reward you with extra heyday if you lease them get nice and mingy and cozy .

you’re able to leave them in the six or eight - column inch pots indefinitely , or you’re able to graft them out to the garden or into a large container when the leave reach a altitude of six to eight inches . Go for a lower limit of eight inch wide and deep for a single plant .

A close up square image of a deep purple ‘Black Pantha’ flower growing in the garden with blue sky in the background.

If you started your seed in late summer or declivity , keep them in container indoors until the following spring .

By Root Division

So where can you get a root naval division ?

First off , if you ’re purchase a bare root flora from a glasshouse , it came from a theme partition .

A root division is a clon of the parent plant , so if you have a peculiar cultivar you would like to replicate , it ’s best to separate the plant instead of hold open semen .

A close up square image of Agapanthus ‘Galaxy White’ flower in full bloom, pictured on a soft focus background.

you could plant divisions in the gloam or the springiness .

Just note that deciduous cultivars will stay dormantthroughout the winter . So if you plant them in the fall , do n’t worry if you do n’t see any new growth flop out .

You ’ll need to get into glove when you care your lily of the Nile , as the sap from the folio and rhizomes can cause skin botheration .

A close up square image of ‘Little Galaxy’ Agapanthus growing in a container in front of a window.

To start , you will call for to comprehend up the intact plant .

To do this , dig out six to eight column inch abstruse around the outside of an existing cluster , go out a margin of about six inches , depending on the sizing of the glob .

With a tongue , cut the tuberous root ball in half between the shoots , so you do n’t injure any new increment .

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Take each of these sections and cut it in two . In the last , you ’ll have four new piece , each with at least one or two shoots attach .

Instead of repotting or replant them flop away , leave the new air division outside , uncovered and out of direct sunlight , for 24 hour . This allows the root word to stop bleeding sap and begin healing over the cold shoulder sections .

If you plant the new part too shortly , the moist land could get into those wounded roots and make them to rot .

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check that the soil is on the loose , rich , and well - draining . It never hurts to amend the field with sand or perlite , and compost .

Dig a hole that ’s just deep and wide enough to go the stem ball .

Set the roots inside the pickle and backfill with the soil , moxie , and compost mixture . cover up the intact ascendent testicle , but set aside any shoot to poke up above the airfoil .

A garden scene with white agapanthus flowers growing along a pathway, with yellow flowering shrubs in front and in soft focus behind.

That ’s all there is to it !

If you ’re planting in the spring , you ’ll desire to give the plant life one inch of body of water per calendar week until it ’s establish . When it ’s happily producing lots of leaves and flowers , you may put up just a half - inch of water a week .

Agapanthus are illustrious for their drouth tolerance and favour not to have wet feet .

A garden scene of pinkish-purple agapanthus in full bloom, the flowers are covered with butterflies, pictured with trees in soft focus in the background.

But if you ’re put the division in the undercoat during fall , it ’s best to irrigate it once and then let it be .

How to Grow Agapanthus Flowers

If you pick up a potted lily of the Nile from a nursery , or you ’re quick to coiffure out the plants you started from seed , plant them out in the fall or outflow .

Pick a fix infull sunor part shadiness . in particular in hot areas , these industrial plant can benefit from some good afternoon shade .

grok a hole just late and wide enough for the root musket ball , and localise it within . Backfill and provide one inch of water per workweek , until the plant is established and you see evidence of new growing .

A close up of freshly cut, white agapanthus flowers on a green soft focus background.

After that , tiresome tearing to half an in every calendar week . ward off viewgraph lachrymation whenever possible , and considerusing drip irrigationto prevent spray surplus water on the foliation , which can leave to fungous contagion .

If you ’re implant several of these beauties together , make certain to range them 24 in apart , as they ’ll overspread up to 36 column inch as they get on .

Do n’t worry if they all eventually start rubbing their long , skinny elbows together . This means they ’ve produce a large , extra - tangly group of rhizome supporting them from below the dirt , and they love this eccentric of closeness .

These bloom can thrive in any dirt pH between 5.5 and 7.5 , and they do n’t need much fertilizer .

A dose of a 5 - 5 - 5 NPK fertilizer applied in the spring , and then again two months later , is enough to keep them felicitous for a whole year .

Growing Tips

Pruning and Maintenance

Knowing when and how to prune and asseverate your agapanthus can keep plants healthy and vigorous , and also forestall them from becoming invasive .

The most important thing to do is keep an eye on the blooming flowers nearly . As the peak protrude to croak back , deadhead themto prevent them from going to seed .

If they make grow seed pods before you could catch them , it ’s significant to remove the full head before the pod can open and fling seeds all over your yard and beyond .

You ’ll postulate some gloves and a pair of pruning shear . you could then dispose of the pod in the food waste . Just be certain not to dump the prime read/write head anywhere that they could potentially get outside and start overspread in office where you do n’t want them .

Deciduous miscellany will go inactive in the fall , but you ’ll desire to rent the leaves stay on the plant until they ’re completely dead and brownish .

This allows the leave-taking to stay on to photosynthesize and send energy into the rhizomes for winter storage .

Once all the leaves are brown and dead , gently pull or hack them off the plant .

add up spring , the plant will produce newfangled foliation and flower , assist by the store energy reserves .

There’sno requirement for chill hoursfor the deciduous type , so they can work in both temperate climate and closer to the tropic .

If your agapanthus are healthy with lots of fresh leaf every spring for deciduous cultivar , or year - round for evergreens , there ’s no indigence to divide them .

But if you notice patches of yellow , dead leaves , or if the plant is not flowering , it might have in mind the roots are too congested .

To doctor this issue , divide the plant life , harmonise to the teaching line above .

It ’s recommended to divide deciduous varieties every six to eight years , and evergreen plant type every four to five years .

you could acquire perennial in this pathfinder .

Cultivars to Select

There are a large act of agapanthus cultivar useable in a variety of different colors .

Here are three of my favorites .

Black Pantha

To set off your lighter agapanthus with something adorable and sinister , try out ‘ Black Pantha ’ ( A. orientalis ) , which features sinister bud that open into sinister reddish blue flowers .

‘ Black Pantha ’

This evergreen plant cultivar grows best in Zones 8 to 11 and farm up to 36 inches marvelous . good of all , the bloom of youth can last up to two week in a vase !

you may find plantsavailable at Burpee .

Galaxy White

Do you bed your nuts climate but on the QT bid snow fell at least sometimes ? revere not , becauseAgapanthusx . ‘ Galaxy White ’ is here to save five - inch , nose candy - white globes of flowers – without all the cold that comes with real blow .

‘ Galaxy White ’

These deciduous hybrid sweetheart arrive at heights of up to 44 inches , and fly high in Zones 6 - 11 .

Find either a plain etymon or a potted plantavailable at Burpee .

Little Galaxy

If you need a starry - eyed pick - me - up , plant deciduousAgapanthusx . ‘ Little Galaxy ’ in any garden from Zone 6 to 11 .

The light indigo blossom burst from the green stem with a joyousness you ca n’t help but partake in when you look at them .

‘ Little Galaxy ’

Reaching a acme of just 24 inch , ‘ small Galaxy ’ is minor than the typical 36 - column inch cultivars , but its two- to three - inch world of blossoms are the same sizing as those of some grandiloquent varieties .

The Melville Bell - shaped flower feature a dark blue stripe down the center of each petal for a gorgeously textured look .

Find stark theme plantsavailable at Burpee .

Want More Options ?

hold in out our “ 25 of the Best Agapanthus Varieties for Your Garden ” for more cultivar selections .

Managing Pests and Disease

commemorate when I say that agapanthus refuse many afflictions , including dying itself ?

While those with encroaching clumps may bemoan this fact , it does have an upside for gardeners who have intercourse them : they are reliably pest and disease resistant .

Deer do n’t trouble them , and they ’re vicious to rabbits , who will of course give them a wide berth .

The plants can sometimes accrue fair game to fungal disease likepowdery mildew , botrytis , or anthracnose , but if you avoid overhead watering , these usually wo n’t be a problem .

Monterey Liquid Copper Fungicide

If you do remark the ashen musca volitans of powdery mildew , the silvery coating of botrytis , or the telltale brownish spots of anthracnose , withdraw affected leaves and spray the rest of the flora with a copper fungicide , likethis one from Arbico Organics .

Another issue that can uprise is theme hogwash . Are the folio change state yellow and end to acquire ? Root rot , get by various species of bacteria and fungi that thrive in wet , boggy soil , might be the perpetrator .

hold out over - lachrymation , as plants may make grow origin bunkum as a result . By supply well - drain grunge and the appropriate amount of wet , you ’ll probably avoid any issues .

you could understand and treating lily of the Nile diseases here .

As far as pests go , keep an eye out for lick and escargot .

They do n’t tend to stamp out the flora , but they do masticate through the leaves and can regard its overall health .

Corry ’s Slug and Snail Killer

My favourite anti - slug weapon is Corry ’s Slug and Snail Killer , available from the Home Depot .

Best Uses for Agapanthus

These striking , upright flowers seem adorable in a perennial bloom bed , and they make a moony border .

flux and match different colors for an over-the-top presentation . The evergreen plant foliage provides yr - round interest .

Indoors , potted agapanthus can animate up a sunny room . Would n’t it be godly to keep a throne of them next to a bright windowpane in a dining room ?

The blooms make excellent additions to cut floral arrangements and are long - lasting .

Quick Reference Growing Guide

The Prettiest Lily that Isn’t a Lily

I ’ll never forget seeing those bright clusters of agapanthus blossom in Jamaica . One day , I ’ll go back and show my Logos that bit of island illusion .

Now you may have some of that deception in your own garden , too . Even if you do n’t live in the Caribbean .

And for more inspiration foryour blossom garden , check out these guidebook next :

© involve the Experts , LLC . ALL right RESERVED.See our TOSfor more details . Originally publish July 27th , 2020 . Last update August 12th , 2023 . Product photo via Arbico Organics , Burpee , and Home Depot . Uncredited photos : Shutterstock .

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Laura Ojeda Melchor