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PLATYCODON GUIDES

purple flowers of Platycodon grandifloras

salmagundi

This plant ’s buds are laughable , to say the least , as they absolutely resemble puffed - up mini balloon .

But the open efflorescence is so very different with its elegant trump shape and the look - on five - full point star topology presentation in rich , deep purple tones .

buds of Platycodon grandiflorus in their famous balloon shape

And so , as bud or as peak , it will charm your visitant and trigger off a conversation .

Just before the bud blossoms into a heyday it looks for all the world like a puffed - up balloon just crying out to be pop ( not that we commend it ) .

Indeed , not infrequently a Balloon Flower bud will resemble a blistering - air balloon in miniature .

deep purple balloon flowers

Opened up , this merry flower is elegantly trumpet - shape and catch boldness - on is essentially a five - point star .

Adjacent petals are join at about the halfway item .

Overview

PreferredFull Sun or Partial Shade

ExposureExposed or shelter

Height0.1 – 0.5 mebibyte

Chinese bellflowers in bloom in a large perennial border

Spread0.1 – 0.5 M

Bloom TimeJuly – September

PreferredLoam

platycodon flowers that have gone to seed

MoistureMoist but well drain

pHAny

The Balloon Flower , a fellow member of the Platycodon genus , is a long - experience deciduous perennial that is native to East Asia.1Platycodon . ( n.d . ) . Pacific Bulb Society . Retrieved March 22 , 2023 , fromhttps://www.pacificbulbsociety.org/pbswiki/index.php/Platycodon

seedlings of Platycodon grandiflorus growing from large plant pots

Platycodon is one of those uncommon genera that have a mintage count of one .

The sole species fellow member of Genus Platycodon isP. grandiflorusand there are several cultivar of the metal money .

The genus is a appendage of the Campanula familywhich includes the Campanula or Bell Flower .

an herbaceous border with yarrow, Platycodon grandiflorus and ornamental grasses

The mother specie producesflowers of a fertile purplehue with a delicate filagree of veins on the petal .

Though the Balloon Flower has made some serious inroads in gardens in the northerly and eastern United States , it is far from common in the UK .

“ Playcodon grandiflorusmakes a smashing perennial flora in the UK , ” share Master Horticulturist Colin Skelly .

balloon flowers growing in a windowsill container

“ It combines well with classic bungalow garden plants although it can be used for multiple styles of planting ,   as well as being versatile   in terms of soil pH ( as long it is free - draining ) . ”

This reliable perennial will not only bring superb splattering of colour to your garden in that transition period from the dog sidereal day of summer into autumn , it will make for an interesting subject of conversation because of its proportional ‘ newness ’ and also for the enormous and varied cultural significance Platycodon has in Japan and the Koreas .

Habitat & Growing Conditions

The Chinese Bellflower grows freely in the field , meadow , and steppes of north - eastern Russia , eastern China , Japan , and the Koreas.2Platycodon . ( n.d.-b ) . Kew Royal Botanic Gardens . recollect March 22 , 2023 , fromhttps://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:5791-1

In Japan and the Koreas these plants are a common heap in cottage gardens and farmyard .

They tend to grow in sunny locations or part - specter locations .

three Platycodon grandiflorus flowers in focus

They are not bump in lowering or wet soils but they grow in soil pH range from Moderately Acidic to Slightly Alkaline .

aboriginal to a relatively small belt of commonwealth , this robust plant adapts to all temperate and sub - tropical region .

A large majority of variety show are hardy to Zone H5 .

a closeup of the purple bud of a bellflower

How To Grow Platycodon

You may have to chaffer a few nurseries and garden centres to find one that deal potted plant life .

Platycodon seeds are useable fairly widely , though not in a rich option .

Where the Balloon Flower is concerned , in the UK you will have to make do with limited varieties .

However , if you have one Platycodon , you could get more .

First , these industrial plant are fair dependable ego - seeders though not sharply so .

You could also let the bloom dry out on the plant life and then gather and store seed though be aware that cultivars usually will not grow true .

Though you may lead off Formosan Bellflowers indoors in modest pots about six week before the last project frost , in most regions of the UK it is a better idea to grow them outdoors from the off .

Anytime in spring , after there is no hazard of a frost , drop seed on the soil but do not cover them because they need lighting to germinate .

If you are concerned about chick pluck up the seed then cover the seeds with a bare sprinkling of soil or protect them with garden mesh ; water the seed well .

As the come sprout and rise , water them passably such that the soil usually stays moist but is not too wet .

Balloon Flower ’s water requirements are moderate .

Theseplants can be uprise quite dependably from stem cuttings .

Where To Grow

As mentioned , Platycodon is tailor - made for borders , edges , and mixed shrubberies .

However , its proclivity of grow in duncical glob make it a gravid choice for attractive groundcover .

This deciduous plant tends to climb up in mid - to - former spring ; on the other manus , in the fall it provide colour through both its peak and its leaf .

It is this latter feature that spend a penny dwarf varieties such as ‘ Baby Blue ’ and ‘ Zwerg ’ ideal for rock garden .

’ Shell Pink , ’ a mid - height variety with pinkish blossom is a top selection for a front molding ; the tall ‘ Hakone ’ cultivars in blue and bloodless are equally ok choices for a rear delimitation .

However , each of these varieties may require stake , otherwise pinch the growing tip or swerve it early on so that it is less lanky and more bushy .

Many Balloon Flower smorgasbord are excellent choices for potted plants and mixed containers for the patio and the porch .

Plant Care

In the UK these plants should be grown in full sun but part shade will do perfectly well .

Platycodon should be produce in a fat loam with short to no Henry Clay but with some organic humus or compost .

Soil should drain very well – they grow best in dirt with pH between 5.6 and 7.3 .

Flowers should be deadheaded .

After the plant has died down , ignore off the shrivelled leaf but do not cut the stem down to the priming .

Before winter stage set in , apply a good stratum of constituent mulch .

Reduce the frequency and amount of pee .

Then , in spring , remove the mulch after there is no chance of icing .

This works tends to rise later in spring than other deciduous perennial .

Take care not to stir up Platycodon ’s fleshy roots in any way as they are quite ticklish .

An software of a balanced boring - liberation fertiliser once in belated spring would be beneficial .

You will always see the marvellous cultivars get floppy , specially in late summer to former autumn .

It ’s not that the flora has croak leggy ; it is only a trait of the tall varieties .

you’re able to pinch the leader or growing pourboire to encourage bushy growth betimes on , otherwise stake the industrial plant .

Only the tall cultivars need pruning , especially those whose heights are importantly enceinte than their spreads , such as ‘ Blaue Glocke ’ and ‘ Fuji Blue ’ .

Either keep pruning such assortment judiciously to attain a compact form or pinch the loss leader or develop backsheesh .

Common Problems

Platycodon are unusually pest - tolerant and disease - free .

Snails and slug like this plant so be argus-eyed for these pesky critter which are less of a danger and more of a nuisance .

References