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Blue Gromwell

Aegonychon purpurocaeruleum

Also called Purple Gromwell

Blue Gromwell
Photo: Hectonichus, CC BY-SA 3.0

Blue gromwell is a hardy, rhizomatous perennial wildflower of woodland edges and scrub in central and southern Europe, grown for its purple-to-blue spring flowers. It is best given a cool, partly shaded spot in well-drained, lime-rich soil.

Family
Boraginaceae (Borage family)
Grows as
Perennial
Light
Part shade
Water
Water during dry spells in the growing season and let the top of the soil dry slightly between waterings.
Soil
Well-drained, neutral to alkaline, lime-rich soil
Temperature
Hardy to around -20 °C; keep cool in summer
How easy
Moderate
Native range
Europe to N. Iran
Climate
temperate

About

Aegonychon purpurocaeruleum, commonly known as the purple gromwell, is a herbaceous perennial rhizomatous flowering plant and it belongs to the family Boraginaceae.

Where it grows

This species is rare in British Isles, widespread in central Europe up to South Russia and in Mediterranean countries from Spain to eastern Turkey.

Other Aegonychon plants

Aegonychon

Text excerpted from the Wikipedia article Aegonychon purpurocaeruleum 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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