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perforate St John's wort | Plant Finder | Fill My Garden

Home/Plants/Perennials

Plants > Perennials

perforate St John's wort

Hypericum perforatum

Low Maintenance

Genus: Hypericum
Family: Hypericaceae
Common Names: cammock, common St John's wort, devil chaser, devil's flight, devil's scourge, God's wonder plant, herb John, human blood, Klamath weed, penny John, rosin rose, St Columba's flower

About this plant

H. perforatum is an upright perennial with small, ovate leaves and terminal clusters of star-shaped yellow flowers 1.5cm across

Growing Information

Height

0.5-1 Metres

Spread

0.1-0.5 Metres

Hardiness

Foliage

Deciduous

Growing Conditions

Sunlight

Full SunPartial Shade

Soil

ClayChalkLoamSandy

Acid

Not Currently Available

This plant is not currently stocked at any garden centres on our platform.

Alkaline

Neutral

Moisture

Poorly DrainedWell Drained

Aspect

West FacingEast FacingNorth FacingSouth Facing

Exposure

ShelteredExposed

Care Guide

Cultivation

Grows well in moist but well-drained soil. Ideal for wildflower garden or in mixed border

Pruning

No pruning required

Propagation

Propagate by seed, division or take softwood cuttings

Pests

Generally pest free

Diseases

Generally disease free

Garden Uses

Uses

Banks SlopesWildflower Meadow

Planting Places

Greenhouse

Season of Interest

SpringSummerAutumn

Size & Characteristics

Height

0.5-1 Metres

Spread

0.1-0.5 Metres

Habit

Bushy

Time to Full Height

Five To Ten Years