The hyacinth bean vine ( Lablab purpureus)is a spellbinding and colorful plant with its purple pea plant pod and pink flowery foliage .
This plant can be used for a motley of purposes- include a decorative piece or even harvest for soups and salads .
It is a vicious plant , so precautions are to be take . The plant date back to the early 1800s when it was remarked as Thomas Jefferson ’s bean industrial plant .

The blooms , colors , and pea seedcase are in truth something else .
Anyone who ’s just walking by will surely give your industrial plant a double take .
Let ’s plunk in and learn how to care for this mysterious perennial .

Last updated : 11/10/21 .
Guide cognitive content
Hyacinth bean vine quick care guide
What’s a hyacinth bean vine?
Also known as the Jefferson bean plant because Thomas Jefferson bought a bunch of these from a local nursery in 1804 , these are strikingly colorful legumes .
A hyacinth edible bean vine is a gorgeous purple and pinkish perennial known for its signature purple pea pod .
The works is a rapid grower during the summer that ’ll supply your garden with eternal blooms .

The peak roll in color from white , pinkish , or purplish colors .
This is a upright plant life that can climb upwardly of 10 substructure and can be used as a ornamental piece , a privacy plant , or harvested for culinary purposes .
Hyacinth bean vine is a poisonous plant
The hyacinth bean vine has an exceedingly likeable color with its dash purple and pink hue .
This may make it hard to resist poignant or handling .
However , the mature pea pod has poisonous cyanogenetic glucoside which can cause a variety of likely side effect . This is NOT something to be taken lightly .
They involve a specific prep operation to be used .
Do NOT attempt to harvest , eat , or cultivate these pods without the help of a professional who acknowledge what they ’re doing .
The pea plant pods also liberate a noxious fume when being prepped , so this is n’t a dependable industrial plant for someone who be after to deplete the pod .
Keep shaver , pets , and people forth from hyacinth bean pods .
This is not the plant you want to grow if you have loose dog or kids running around .
How do you grow hyacinth bean vine?
These industrial plant bring forth some gorgeous , regal pea plant pods which last all summer long into mid - autumn and dazzles the untrained eye .
After all , how many people have really seen a purple pod of peas ?
These plants are something unique and they ’re easygoing to cultivate , so they ’re unspoilt for beginners- as long as you do n’t interact with the mature pea pods .
Hardiness zones
Hyacinth bean vine grows best in hardiness zones 10 - 11 as a repeated industrial plant .
This means the vines will come back year after year .
However , there ’s a significant portion of nurseryman that prefer to harvest this plant as an annual plant .
This means that they take to be replanted every year .
But given how easy it is to disseminate and call down bean vine , it ’s not hard to replant it with write seeds .
Soil
Like most other vegetables , hyacinth dome vine choose well - draining , constituent filth .
The richer the soil is loaded with food , the healthier your plant will be .
You ’ll also help oneself minimize the risk of disease related to extra wet , like beginning putrefaction .
contribute in some plant life supplements or constitutive compost if you want to get the most from your bean vine .
Sunlight
They like full sun for the honest ontogenesis .
Remember that this plant life is a profligate grower and will mount upward of 10 pes on a hardy works support .
Giving them all day sun will avail them supply you with those eternal blooms all summer long .
you may apply a trellis , fence , stake , or arbor to help them climb .
Temperature
The Hyacinth bean industrial plant is a hardy plant that tolerates temperature as low as 50F.
If you last in an area where the nights are n’t freezing , you may be in a ripe area to grow it .
Again , the zones 10 - 11 are ideal for this legume .
Where to find seeds
Hyacinth bean vine seed require to be purchased from the storage or saved from a previous harvest .
This flora does n’t work through cuttings or anything like that . You need to originate from source or corrupt a adult works .
Bean vine ca n’t be divided to propagate . you could buy seeds online or at your local nursery or computer hardware store .
Seeds come in a variety of different cultivars .
Some of the most democratic ones are Silver Moon and Ruby Moon .
Silver Moon grow green fuel pod and white blossom . Ruby Moon is the signature majestic seedpod with pinkish flowers .
The seed are pretty pricey depending on what variant and colors you want .
But retrieve of it this mode : Once you buy it once , you may glean and save the ejaculate to plant it on your own next year .
When to plant
Start by sowing come indoors . dowse them for 8 hours overnight in tepid weewee to speed up sprouting .
The best fourth dimension to plant is 30 day before your last frost date . The seminal fluid will take dependable lighting all day long before transplanting .
The sprouting time is about 7 - 10 daytime , calculate on your soil , temperature , and local conditions .
Seeds can also be sown outside after all threats of the last frost are clear .
When to transplant
you may transplant your sprouts after the last frost date when temperatures are stable above 50F.
The young plants do n’t tolerate the cold too well , so be trusted the climate is on the warmer side consistently .
transplanting when the works is still young and manageable .
Where to plant
This is totally up to you . Hyacinth dome vine does best when it can climb up wall , fences , or trellises .
The plant will climb up vertically if provided the chance , otherwise , it ’ll go horizontally all over your garden .
Do n’t do this unless you do n’t have any other vie plants or you want the ground covering .
Or else you ’ll be deal with embroiled legume and veggie / fruits for days .
Hyacinth bean vine can be used as a secrecy industrial plant or cosmetic slice as well .
Or if you just desire to glean the dome for culinary purposes , put it wherever you want .
Note that the industrial plant can climb up to 10 feet in the tune , so you ’ll desire to provide rich upright space .
you may employ Gallus gallus wire or bet to accomplish the same thing .
make a vertical plant backing DIY style is easy .
Younger seedling will latch onto the first piece they can get .
If they ’re snaffle the amiss surface , you may untangle them and wrap them around the correct plant support .
Also , be sure the backup can handle the weightiness of the bean vine .
by and by on , you ’ll have stems , leaves , flowers , and pod all on the same treillage . you’re able to tie them using twine to keep them in place .
Watering
These are low maintenance plants , which is why they ’re ripe for founding father gardener who want to add some coloring to their grounds .
All they require is a lot of full sunlight and regular watering .
Other than that , you ’ll want to give them a schedule pruning to keep them tidy .
Always wear proper security when pruning or handle the plant because of the toxins .
Pod formation
pod will start out to show up little by little around 90 days after you institute .
Hyacinth bean vine is a tight - growing legume and will produce for you as long as you give it the right TLC .
Other than harvesting the legumes , you may also utilise it as a cosmetic plant as it ’ll rapidly develop when the peak season is up .
anticipate your works to sprout with beans during the summertime when temperature jump up .
How and when to prune
Pruning should be done on a routine agenda throughout the summertime .
This will keep your bonce vine nicely sustain and square away to prevent bugs .
And so it ’ll be pleasing to reckon at rather than an entanglement of vines and pea pods .
This will also help make the vine and beans fuller by regular pruning .
you may encourage furcate out by crimp back the seedling after the first curing of true leave show up .
When to cut back
bloom of youth will show up during late summertime .
The flower production continues all summer until early autumn .
You ’ll acknowledge a considerably slower charge per unit of development for the flower blossom .
This is a sign that the flora is losing vigor and you could startle prune or cutting back .
rationalize down to just 6 - 8 ” of the soil . This will ensure the plant comes back for a 2d rung with even MORE color than the first .
There ’s a proper way to prune and you should follow it- clip the plant above the bud nodes and sanitise the trimmer to reduce the risk of exposure of a plant virus or bacterium .
How to harvest hyacinth bean vine
Harvesting hyacinth vine are entirely optional . If you require to utilize the legumes for intellectual nourishment , go ahead and glean .
you’re able to also prep and save the seeds for the next growing time of year so you’re able to uprise more .
Or you’re able to just permit the plant be as is and savor the natural dish of it all summertime long . The choice is yours .
There are multiple part of the works that are edible , so you best not pine away any part of it !
observe : Mature pea plant pods are venomous and should NOT be harvested or cultivated without the help of a professional !
Leaves
you may harvest the youthful leaves to be used in salads after steaming .
The leaves are no substitute for spinach but can be used in addition to so you’re able to complete the meal .
They have a chewy and tough texture so do n’t overdo it . you could also use the edible bean vine leaves for sautéing or curry .
Shoots
The shoots that grow on the sides are also edible .
They can be culled from the flora after the first couple of rightful leave sprout .
The shoots can be run through raw ( after cleaning properly ) or steamed / grilled .
impart them to soup and salads for some superfluous greens .
Flowers
The bloom of the hyacinth bonce vine are edible , but you should only do this if you grew it organically .
If you use any kind of commercial-grade spray , you should avoid eating the flora at all- peculiarly the flush .
you’re able to use the heyday directly displume from the stem as a topping for soups or salads .
They go badly quickly so only use them when you ’re quick to consume them . glean the fully colored flower for the best taste .
Vines
People adopt that the vines ca n’t be eat , but they actually can .
have them grow up to full size of it and you ’ll have yourself a big vine to steam .
you’re able to also bake the vine and eat them with dip . Wait until the end of the time of year for the best vine harvest as that ’s when they reach height size and taste .
Plus , harvesting the vines will drink down the plant .
So you want to bask it until the very end of the growing time of year .
Pods
Do NOT feed mature hyacinth noodle and pods .
They ’re toxic and require a extra process to prepare and consume , so avoid eating them without the assistance of a professional .
The unseasoned pods can be harvested when the pea plant pod are plump and start to dry out . you may utilise them as a cosmetic art object .
Tender pods that have n’t fully grown yet can be cooked and eaten just like green bean .
You ’ll detect that the flavor is much more powerful than the typical legume . The purple coloration also will fade when cooked over a kitchen range .
ripe bods are toxic when raw . They need to be especially prepared before deplete .
Most hoi polloi do n’t know how to do this , so ward off doing so unless you ’re skilled in the wiliness .
Consult an expert if you have no mind what you ’re doing .
Shelled beans that have dried need to be prepared correctly as they pose a toxic risk . If you do n’t cognise what you ’re doing , do n’t eat it .
How to propagate
The seeds can be kept for re - planting next yr .
They can be harvest from dried seed pods and kept in a nerveless , dry mason jar until next year .
The pod will become perceptibly bigger when the bloom wilts . you may harvest the pods before the first frost . Use proper PPE during harvest home .
After the winter , the operation can be ingeminate with the newly stored seeds .
you could plant them for extra privacy or to enjoy another round of color next time of year .
Hyacinth bean vine pests
The most common pests you ’ll find on bean vine are caterpillars , beetle , and skipper butterfly .
These pest will seldom do enough damage to an lay down , healthy industrial plant .
But untried seedlings are subject to them and maybe killed or severely damaged in the wake of a thirsty mallet .
Caterpillars will feed on the slow foliage produced by hyacinth bean vine , and you ’ll desire to start a instinctive home plate remedy to resist them off .
Hyacinth bean vine diseases
Hyacinth noggin vines are susceptible to plant blight , which is due to bacteria .
Blight
you’re able to fleck blight on your leaves .
They ’ll look like modest point that are saturate with water that expand in size over sentence .
This is usually seen on the lower parts of the plant and can weaken the prow .
Blight can damage a plant if neglect . And it can even snap the plant when it ’s weak enough due to dense winds .
Blight can be contain by using fungicide or insecticides .
Rust
Bean vines are also no unknown to fungus .
Fungal leech can get rust , which turn the leaves into a burned coloration .
Rust is a serious transmission that can damage the plant ’s leaves , shoot , and pea pod .
You ’ll note that the leaves of your plant come out to wilt or have stunted growing .
Rust comes from a fungal parasite , which can halt from excess moisture . It can be handled by pruning damaged leaves and use a raw approach like neem petroleum .
Some fungicide also work against plant rusting , such as pig - ground sprays .
you could avoid rust and blight by keep your industrial plant well circulated . Keep it tidy and rationalize .
Avoid water buildup and only use well - draining , caliber filth .
Grow your bean vine in direct sun to help evaporate excess moisture and keep drain ways clear .
Uses for hyacinth bean vine
The beginner gardener can profit from this plant by merely enjoying the landscaping place it offers .
The stir of color from the immediate summertime blooms add a pleasant purview to any garden . The shoots and leaves can be used for salads and soups .
And the perpendicular mounting ability can be utilized for a marvelous seclusion plant that ’s exceedingly gloomy maintenance .
Plus , the cum can be saved for next class if you ’re in a colder mood for replanting .
stale areas will pop the plant in the wintertime , so it ’s more like an yearly industrial plant . salt away the seeds after harvest and replant again for more colour next yr !
Hardiness zones 10 - 11 where the conditions is always quick can enjoy the plant year after year , as it serve like a perennial in these zone .
Prune and cut the plant life for the summertime so it becomes even stronger next spring !
History of hyacinth bean vine
Hyacinth vines start from Africa and India .
Many land still cook and harvest these bonce raw or steam .
The beans can be used for a diverseness of things , such as making noodles or ferment food .
The leaves of this industrial plant also have a nice feel to them which make an fantabulous topping for pasta , curries , and more .
The plant itself is also nice to reckon at and is thick in leafage . This mean some hoi polloi utilise it for a decorative piece and do n’t bother with the culinary side .
Some nurseryman even use hyacinth bean vines as a concealment plant .
As you’re able to see , there ’s no terminal point to the multitude of uses this flora fling .
How fast does hyacinth bean vine grow?
Hyacinth dome vine is a speedy growth during the summertime .
When provided full sunshine and sufficient water with high - quality soil , you ’ll find the legume growing all over your garden if a large , sturdy plant musical accompaniment is n’t provided .
It can inflate horizontally as well as vertically .
A hard financial backing involve to be provided so it can climb up to keep your garden kempt . The plant life will quickly grow blooms and coloration all time of year long .
supply at least 10 groundwork of vertical climbing space to maximise plant growth .
Is hyacinth bean vine a perennial?
The hyacinth bean vine is a perennial flora in zones 10 - 11 .
It ’s a heat - loving industrial plant that will flourish all summer long in lineal sunlight . If you ’re in a cooler clime , the plant acts as an annual plant .
So it depends on where you live and your local climate .
Is hyacinth bean invasive?
This flora may get a defective rep because it ’s a rapid grower .
If it ’s not provided a vertical support to climb , it ’ll grow horizontally throughout your garden .
During the summertime , the heating and longer photoperiods offer up the bean vine tops - fast maturation . It may take over your one thousand if you do n’t keep it tidy .
Even on tall sustenance , it can go up upwards of 10 feet .
Thus , many untrained eyes may see the hyacinth bean vine as an invasive plant life .
How many days to maturity?
The hyacinth dome vine matures in just about 90 day .
It ’s a fast - grow leguminous plant and does n’t require much maintenance to thrive .
How long does hyacinth beans take to germinate?
Germination call for anywhere from 7 - 20 days depending on local conditions . You ’ll see the seeds sprout within 15 days on average .
Keep temperatures around 70F and plant them 2 ” recondite with a spacing of at least 4 feet .
Is hyacinth bean vine poisonous to dogs?
Yes , the hyacinth bean vine cod are toxic to dogs .
The toxin are most concentrated in the pods of the plant . Never rent your dogs loose around this plant .
The same goes for your family and other people .
Hyacinth contains allergens and should be monitored at all times .
Now go plant some hyacinths!
You now have it away all the basics to care for this bonce flora .
Now go forward and get some seed and bulge sowing for next season ! love colorful blooms of white or empurpled with those crazy purple pea pod .
What do you mean ? Will you planting this leguminous plant next season ? Do you have any tips ?
I took interest into microflora and microgreens before it became mainstream . The idea of grow an entire ecosystem on a petite scale plainly was stupefying . That ’s where I discovered that I actually like erect plants and was n’t as much of a black pollex as I imagine . Now , I ’m relaying what I ’ve get wind to others who are begin into the by-line in a way that anyone can sympathise .