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Geocarpon groenlandicum

Geocarpon groenlandicum
Photo: André-Philippe Drapeau Picard, CC0

Geocarpon groenlandicum is a rare low perennial of cold, high-elevation habitats, forming clumps of slender stems with small white flowers. It is a wild species of subarctic and subalpine ground, not a commonly grown garden or houseplant, so care notes are limited.

Family
Caryophyllaceae (Pink & carnation family)
Grows as
Perennial
Light
Full sun
Water
Keep the soil lightly moist during the growing season and allow it to dry slightly between waterings.
Soil
Gritty, well-drained mineral soil or rocky substrate.
Temperature
Tolerates cold; suited to subarctic and subalpine conditions.
How easy
Hard
Native range
Greenland to E. U.S.A.
Climate
subalpine or subarctic

About

Geocarpon groenlandicum, the Greenland stitchwort or mountain stitchwort,

Appalachian stitchwort, mountain sandwort, smooth mountain sandwort, and smooth sandwort is a rare perennial which grows low to the ground in clumps linked together at the bottom. It has three to five pairs of leaves in a linear opposite pattern along the length of the slender stem. The main stem breaks into one to thirty cymes which each flower separately. The flowers are white and arise five to ten centimeters above the thick foliage. The white flower petals are six to ten millimeters long. The petals are, in turn, surrounded by five green sepals.

Other Geocarpon plants

Geocarpon cumberlandense · Geocarpon glabrum · Tinytim · Geocarpon uniflorum · Geocarpon

Text excerpted from the Wikipedia article Geocarpon groenlandicum by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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