New Zealand Pigmyweed - Crassula helmsii

Alternative names
Australian Swamp Stonecrop
Description

This member of the stonecrop family has small white flowers with four petals. Readily recognisable when growing at the edges of water bodies by its fleshy leaves.

Identification difficulty
Habitat

Around shallow pools, ponds and ditches. Can be submerged, emergent and terrestrial. 

When to see it

June to September.

Life History

Perennial

UK Status

Originally from Australia and New Zealand and now naturalised in Britain where it has become quite widespread.

VC55 Status

Increasingly common and probably still increasing in Leicestershire and Rutland, becoming a pest species in several places. In the 1979 Flora survey of Leicestershire it was found in only 5 of the 617 tetrads.

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Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map