Full Sun
Easy care
Moderate watering
Frost Hardy
7a
USDA zone
-18°C
Minimum temperature
Expected size
Height | Spread | |
|---|---|---|
30cm | Max | 45cm |
20cm | Min | 30cm |
5 years to reach maturity
Flowering
spring
summer
autumn
winter
This plant has a mild fragrance
More images of Marsh St. John's Wort
Marsh St. John's Wort Overview
This creeping low growing species thrives happily in mud or up to 5cm of water. It develops a round plant with woolly leaves that helps to disguise a ponds edges. In July and August it develops small yellow flowers at the tips of the stems.
How to harvest Marsh St. John's Wort
Generally not harvested.
How to propagate Marsh St. John's Wort
Division
Divide clumps in spring
Cuttings
Take cuttings in summer.
Seed
Sow the seeds in the autumn.
Other uses of Marsh St. John's Wort
Grown for their conspicuous, yellow flowers with prominent stamens. This shrub is very attractive to bees.