perennial > genus Hypericum > variety

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genus Hypericum GUIDES

yellow flowering hypericum growing outside in a field

Common ProblemsPruningVarieties

genus Hypericum is a genus of over 400 plants , several of which are aboriginal to the UK , but many more of which can make for well and fly high in UK garden .

A couple of the good native options are list below , and we ’ll also search a range of non - native pick considered to be good choice for UK garden .

hypericum perforatum with yellow star-shaped flowers growing outside

Keep in intellect that all of these varieties produce yellow efflorescence .

1)H. perforatum

Perhaps the best - know hypericum to UK gardeners is common St John ’s wort , H.perforatum – a well - cognize herb .

This upright perennial bear clusters of headliner - shaped yellow flowers 1.5 cm , and big , across .

This UK indigen is H6 hardy and requires little care and is a great choice for wildlife - favorable gardens , wildflower meadows , and other grim - care schemes and , as a wildlife - favorable aboriginal plant , it is certainly my number one pick .

marsh St John’s wort shrub with a couple of small yellow flowers and waxy-looking rounded green leaves

2)H. elodes

Another UK aboriginal plant , marsh St John ’s wort is another member of this varied genus to consider in a wildlife - friendly aboriginal plant garden .

Perfect for ponds , peat bog gardens and current or pool margins , it will help you create a wildlife pond in your garden .

It is evergreen and has fragile yellow prime .

closed flower buds on a hypericum bellum shrub with long thin green leaves growing outside

It is always a right estimation to prefer aboriginal aquatic and fringy species , and this is one of a number of good option to consider .

3)H. bellum

With lucky sensationalistic heyday around 3.5 cm across , this articulated lorry - evergreen dumbly - branched shrub rise to around 1 m in height .

Theflowers flower from early summer and into fall .

farm in full sun or fond shade in moist but well - drained grime .

hypericum calycinum with yellow flowers and long stamen growing outdoors

4)H. calycinum

Also know as the rose of Sharon , this variety is afast - growing and vigorous flat coat - concealment bush .

It can be evergreen or semi - evergreen , and may or may not keep its dark gullible leave throughout the whole of the wintertime months .

It produce to around 60 centimeter marvellous , and yet can unfold to 1.2 1000 or more .

close-up of the yellow 5-petalled flowers of a hypericum forrestii shrub with dark green foliage and a black spotted ladybird on one of the flowers

It has bright yellow blooms throughout summer and into fall , and red berries which sour black in autumn .

It can originate in a panoptic range of conditions , admit full sunlight , fond shade , or even cryptic shade , and is H5 hardy .

5)H. forrestii

Another small , semi - evergreen bush , this option is notable not only for its saucer - determine yellow flowers that traverse 5 cm across but also for its foliation which part turns cerise and orange in autumn .

maturate in full sun or partial shade in sensibly liberal - draining ground .

6)Hypericum‘Hidcote’

This is an evergreen or semi - evergreen shrub which grows to around 1.2 mebibyte tall .

It has tumid , cupful - shaped yellow efflorescence around 4 - 5 cm across , which are borne from the middle of summer until the early fall .

berth in full sun or fond refinement , in moist but well - drained land .

hypericum ‘Hidcote’ shrub with lots of dainty yellow flowers growing outdoors

7)H.hircinumsubsp.albimontanum

Growing around 1 m tall , this compact semi - evergreen bush has parting which pass off a strong smell when break down .

The shrub bring about yellow flowers 3 atomic number 96 across , with long , salient stamens , over the summer month .

The leave are slightly more supple than other species .

yellow flowering hypericum shrub growing outside in front of a brick wall

It likes the same term as the other choice above and is also H5 hardy .

8)H. kouytchense

Also known as vauntingly - flowered genus Hypericum or vauntingly - bloom St John ’s Wort , this small semi - evergreen shrub is differentiate by its large golden - jaundiced flowers .

These maturate larger than those of other member of the genus – to around 6 atomic number 96 across .

Each efflorescence has long stamen and is follow by attractive red seed capsule in autumn .

hypericum kouytchense flowers with long yellow stamens and 5 petals growing outdoors

9)H. lancasteri

This is a propagate , deciduous bush which has bronze unseasoned folio that flex green as they mature .

Thesummer flowersare borne on sprays .

Flowers form from conspicuous violent - edged calyces open in a asterisk physique and they are golden sensationalistic and around 6 cm across .

close-up of flowers from a St John’s wort plant with dark green foliage growing outside

10)H.×moserianum

This is a spreading , dwarf , deciduous bush which grow less than 50 cm eminent but with double the spread , make a near earth cover version .

The industrial plant has arc cherry stems and gold bloom with red anther 5 atomic number 96 across .

11)H.olympicum

Mount Olympus St John ’s Wort is a dwarf , deciduous sub - shrub which develop to around 25 centimetre in height and spreads to around 50 centimeter .

It has upright root , grey - greenish parting , and bright yellow flowers around 5 atomic number 96 across borne in minuscule clusters .

This form is H4 hardy and may be a well choice for a rockery .

hypericum x moserianum shrub with dainty yellow flowers growing in a garden border in front of other shrubs

12)H.olympicumf.uniflorum‘Citrinum’

This is another low - growing dwarf choice .

It is also a deciduous dwarf bush , with upright stalk and its flowers , which are a pale gamboge jaundiced colour , are behave in summertime and are around 3.5 centimeter across .

This selection is also H4 stout .

hypericum olympicum with yellow flowers, some of which have turned brown, growing outside in a field

13)H.‘Rowallane’

This crossbreed is an upright , medium - sized shrub with arching subdivision .

It is semi - evergreen and produces large flowers that are around 7 atomic number 96 across and are bowl - shaped , with an attractive darker golden chromaticity .

Of course , these options are just some of the many hypericums that you could consider spring up in your garden .

hypericum flowers with yellow centres and white petals growing as ground cover outside

“ This guide mostly set out species ofHypericum , but within these specie are some enchanting cultivars , ” deal Master Horticulturist Peter Lickorish .

“ H.xmoserianum , for example , has a wonderful cultivar ‘ Tricolor ’ . Its farewell are edged in emollient and new foliage is flushed pink .

“ H. calycinum‘Golden Rule ’ has zingy Orange River - coloured newfangled leaves , which turn golden in springtime . Perhaps its name is a reminder of the halcyon regulation for Hypericum : they ’ll only give you yellow flower .

yellow hypericum flowers growing outside covered in raindrops in front of a blue cloudy sky

“ For other colours , reckon beyond the flower . H.xinodorum‘Magical White ’ has strike bloodless Charles Edward Berry long into the winter months , whilst different specie and cultivars will produce inedible berries in pinks , reds or black . ”