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Alkanet

Pentaglottis

Alkanet
Photo: Rasbak, CC BY-SA 3.0

Pentaglottis is a genus with a single species, green alkanet (Pentaglottis sempervirens), a bristly evergreen perennial from southwestern Europe with bright blue flowers. It grows well in moist, partly shaded ground and can spread freely in gardens.

Family
Boraginaceae (Borage family)
Grows as
Perennial
Light
Part shade, Full sun
Water
Keep the soil moist, especially in spring and summer when it blooms.
Soil
Moist, fertile garden soil; tolerates most soil types.
Temperature
Hardy in cool temperate climates; roughly -15 to 30 °C.
How easy
Easy
Safety
Toxic: Roots contain pyrrolizidine alkaloids that harm the liver, and leaves and stems can irritate skin; the roots are not safe to eat even cooked.

About

Pentaglottis is a monotypic genus of flowering plants in the family Boraginaceae. It is represented by a single species, Pentaglottis sempervirens, commonly known as green alkanet or evergreen bugloss, and it is one of several related plants known as alkanet. It is a bristly, perennial plant native to southwestern Europe, in northwest Iberia and France.

Where it grows

The native range of this genus is south western Europe. It is endemic to France, Portugal and Spain.

Uses

The blue flowers of the green alkanet are edible, and are often used as a garnish for salads or drinks.

Text excerpted from the Wikipedia article Pentaglottis 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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