Crassula helmsii (Swamp stonecrop)

Cultivation

Grows in full sun at pond margins or submerged in water. Stems are elongated when submerged. Flowers are always borne above water. Not native to the UK, this plant is now banned from sale.

Suggested uses

Waterside, Bog garden, Aquatic

UK hardiness

H3

USDA zones

Zone 9, Zone 10, Zone 11

Sunset zone

8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24

WUCOLS

North-Central Coastal = Unknown
Central Valley = Unknown
South Coastal = Unknown
South Inland = Unknown
High and Intermediate Desert = Unknown
Low Desert = Unknown

Foliage

Evergreen

Habit

Mat-forming

Native to

Australia, New Zealand

Drought tolerant

No

Flood tolerant

Yes

Toxicity

Not toxic