Digitalis purpurea (foxglove)

Leaf type: Ovate, ovate-lanceolate, narrow-lanceolate
Leaf margin: Crenate
Phyllotaxis: Alternate
Colour: Green
Life cycle: Biennial herbaceous plant

Leaf (upper side)

Digitalis purpurea basal leaves
Basal leaves
Digitalis purpurea stem aphids
Aphids suck on the stem of Digitalis purpurea.
Digitalis purpurea upper leaves
The upper leaves are lanceolate and narrow.
Foxglove cotyledons
Cotyledons

Leaf (under side)

Digitalis purpurea leaf
Underside of an ovate leaf.

Habitus & biology

Digitalis purpurea grows as a biennial and sometimes as a perennial. The plant, which is highly poisonous in all parts, grows to a height of between 50 and 150 centimeters.

The basal leaves are ovate to ovate-lanceolate in shape, while the upper leaves are much narrower.

habitus foxglove
Habitus in May, just before the flower buds open.

Distribution & habitates

The original distribution area is in Central Europe, Northern Europe, Western Europe and North Africa. Digitalis purpurea also occurs as a neophyte in North America, South America, western Asia and New Zealand (source).

It colonizes forests, forest edges, forest paths, forest clearings and scrub edges. Despite its toxicity, foxglove is also popular as a garden plant.

Foxglove in wood
Foxglove in a forest.

Botany

Foxglove (Digitalis purpurea) belongs to the plantain family (Plantaginaceae) and is also known as common foxglove.