New Zealand Pigmyweed - Crassula helmsii

    Alt Name
    Australian Swamp Stonecrop

    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

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

    When to see it

    June to September.

    Life History


    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.

    Leicestershire & Rutland Map

    UK Map