This compact sub-shrub reaches a height of up to 20 cm, creating a tidy mound of grey-green foliage. During the mid to late summer months, it produces vibrant yellow flowers at the tips of its stems, each featuring a prominent cluster of golden yellow stamens. It is an excellent choice for rock gardens or alpine troughs.

Hypericum includes a variety of growth forms such as annuals, perennials, shrubs, and trees. These plants can be either evergreen or deciduous. They typically feature paired leaves and produce bright yellow flowers that have noticeable stamens. After flowering, they develop capsules, which may sometimes resemble berries.

Hypericum olympicum f. uniflorum

Hypericum olympicum f. uniflorum 'Citrinum' is a compact, deciduous shrub characterized by its upright growth habit. It features small, oval-shaped leaves that exhibit a grey-green hue. During the summer months, this plant produces clusters of delicate flowers, each measuring up to 3.5 cm across, in a soft lemon-yellow color.

Hypericum olympicum f. uniflorum 'Citrinum'

Hypericum orientale is a vertical herbaceous perennial that grows up to 30 cm tall. It features small, paired green leaves and produces golden yellow flowers with five petals at the ends of its stems.

Hypericum orientale

Hypericum orientale 'Ptarmicifolium'

Hypericum origanifolium

Hypericum oxyphyllum

Hypericum oxyphyllum 'Golden-Ness' is a compact, rounded shrub that typically reaches a height of about 1 meter. In milder climates, it displays semi-evergreen foliage, featuring ovate dark green leaves. The plant produces copper-hued buds that unfurl into yellow blooms with distinct darker yellow stamens at the center, flowering from July to August. This variety is well-suited for the front of borders or as a decorative element in patio containers.

Hypericum oxyphyllum 'Golden-Ness'

Hypericum pallens

Hypericum patulum is a bushy shrub that can reach a height of 1.2 meters. Its foliage consists of dark green leaves that can grow up to 6 centimeters in length. From summer through early autumn, the plant produces clusters of cup-shaped, golden-yellow flowers, with each cluster containing as many as fifteen blooms. This species can be either evergreen or semi-evergreen, depending on the climate.

Hypericum patulum

Hypericum patulum 'Stardust'

Hypericum patulum var. henri ambig.

Hypericum perfoliatum

This upright perennial typically reaches a height of around 1 meter. It features small, narrow, oval leaves that are mid-green and adorned with translucent dots resembling perforations. In summer, it produces broad, pyramid-shaped clusters of star-shaped yellow flowers, each measuring up to 2 centimeters across.

Hypericum perforatum

Hypericum perforatum 'Crusader' (v)

Hypericum perforatum 'Elixir'

Hypericum perforatum 'Topaz'

Hypericum perforatum subsp. angustifolium

Hypericum perforatum subsp. perforatum

Hypericum perforatum subsp. veronense

Hypericum prolificum is a deciduous shrub that can reach heights of up to 1 meter. It creates a rounded shape with its arching branches that are lined with dark green, lanceolate leaves. In the middle of summer, this plant produces yellow flowers featuring a prominent cluster of stamens at their center. As it matures, the main stems exhibit peeling brown bark.

Hypericum prolificum

Hypericum przewalskii

Hypericum pseudohenryi is an evergreen shrub that reaches a height of up to 0.8 meters, developing a rounded shape with gracefully arching branches. This plant blooms from midsummer through early autumn, showcasing cup-shaped yellow flowers characterized by their prominent golden stamens.

Hypericum pseudohenryi

Hypericum pseudopetiolatum

Hypericum pseudopetiolatum orientale

Hypericum pulchrum is an upright herbaceous perennial that grows to a height of 30-40 cm. It features small, paired green leaves and produces delicate golden yellow flowers, which are complemented by orange buds and red stamens.

Hypericum pulchrum

Hypericum pulchrum f. procumbens

Hypericum punctatum

Hypericum pyramidulum

Hypericum reflexum

Hypericum reptans is a low-growing deciduous shrub that creates a dense mat. Its thin, sprawling stems root as they extend, while the small, leathery leaves transition to red or yellow hues in the fall. During the summer months, cup-shaped yellow flowers emerge from reddish buds at the ends of the stems.

Hypericum reptans Hook. f. & Thomson ex Dyer

Hypericum revolutum is a semi-evergreen shrub that can reach heights of up to 3 meters. It features reddish-brown stems and pairs of elliptical leaves that emit a curry-like scent when crushed. During the summer and autumn months, it has the potential to produce cup-shaped yellow blooms with noticeable clusters of stamens, although flowering tends to be limited in British gardens. This plant thrives best in a very sheltered outdoor location or within a cool greenhouse setting.

Hypericum revolutum

Hypericum revolutum var. keniense

Hypericum richeri

Hypericum richeri subsp. burseri

Hypericum richeri subsp. grisebachii

Hypericum richeri subsp. richeri

Hypericum roeperianum

Hypericum rumeliacum

Hypericum sampsonii

Hypericum sarothra

Hypericum scabrum

Hypericum scouleri

Hypericum scouleri subsp. nortoniae

Hypericum seniawini

Hypericum sessile

Hypericum spruneri

Hypericum stellatum is an evergreen shrub that can reach a height of up to 1 meter. It features arching branches adorned with pairs of opposite leaves, while the young shoots exhibit a reddish hue. During the summer months, this plant produces yellow, cup-shaped flowers that bloom at the tips of the stems. Once the flowers have dropped their petals, the pointed sepals, which also have a red tint, persist and surround the forming seed capsules.

Hypericum stellatum

Hypericum subsessile is a deciduous shrub that typically reaches a height of around 1.2 meters. It features upright to arching stems adorned with narrow, oval foliage. The plant produces bright yellow, cup-shaped blooms, which may exhibit a red tint in their buds. These flowers are characterized by prominent stamens and give way to dark red, dry, berry-like fruits that appear in late summer.

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