Skip to main content
A picture of a St John's wort

St John's wort

Hypericum henryi

Full Sun
Moderate watering
Half-hardy

H3

RHS hardiness

-5°C

Minimum temperature

Expected size

Height
Spread

2m

Max

2m

1m

Min

1m

Flowering

  • spring
  • summer
  • autumn
  • winter

More images of St John's wort

A photo of St John's wort
A photo of St John's wort
A photo of St John's wort
A photo of St John's wort

St John's wort Overview

This is a broad bushy deciduous shrub with elliptical to lance-shaped medium green leaves. The single flowers are golden yellow and will bloom in the summer.

Common problems with St John's wort

How to propagate St John's wort

Seed

Sow the seeds in the autumn.

Cuttings

Root softwood cuttings in late spring.

Other uses of St John's wort

Grown for their conspicuous, yellow flowers with prominent stamens. This shrub is very attractive to bees.