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Deeproot Clubmoss

Diphasiastrum tristachyum

Also called Blue Ground Cedar, Deep Root Clubmoss, Three Spiked Clubmoss, Wiry Ground Cedar, Blue Clubmoss, Cypress Clubmoss, Northern Ground Pine

Deeproot Clubmoss
Photo: Bernd Haynold, CC BY-SA 3.0

Deeproot Clubmoss is a perennial clubmoss native to North America and Eurasia, found in woodlands and open ground. It grows from deep creeping underground stems, and the key to growing it is cool, moist, acidic conditions with minimal disturbance.

Family
Lycopodiaceae (Lycopodi family)
Light
Part shade, Full sun
Water
Keep the soil consistently moist but not waterlogged, especially in the growing season.
Soil
Cool, acidic, humus-rich, well-drained but moist soil, such as leaf mould or peaty mix.
Temperature
Hardy to cold winters; protect from prolonged heat above about 30 °C.
How easy
Hard

About

Diphasiastrum tristachyum, commonly known as blue clubmoss, blue ground-cedar, ground pine, deep-rooted running-pine or ground cedar, is a North American and Eurasian species of clubmoss. In North America, it has been found from Newfoundland west to Manitoba, and south as far as Georgia and Alabama. In Eurasia, it ranges from southern Norway and Sweden south to France and Italy and it also occurs in the Caucasus.

The name tristachyum means three branched.

Other Diphasiastrum plants

Alpine clubmoss · Complanate clubmoss · Fan Clubmoss · Diphasiastrum issleri · Diphasiastrum multispicatum · Savinleaf Groundpine · Alaskan Clubmoss · Clubmoss

Text excerpted from the Wikipedia article Diphasiastrum tristachyum 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.

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