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Digitalis ferruginea (Rusty foxglove)

Beginner
skill rating
1 hour care
per year
1.5m
Max height
0.5m
Max spread
2-5 years
To maturity
Low
Toxicity

Plant details

Botanical name

Digitalis ferruginea

Other names

Rusty foxglove, Digitalis stewartii

Genus

Digitalis Digitalis

Species

D. ferruginea - D. ferruginea is vigorous, upright, rosette-forming biennial or perennial with linear, dark-green leaves and tall racemes of bell-shaped, yellow-brown flowers in summer.


Digitalis ferruginea is: Semi evergreen

Habit

Clump-forming, Erect

Toxicity

Highly toxic if eaten.

Awards

RHS AGM (Award of Garden Merit)

Flower

Yellow, Brown in Summer

Foliage

Dark-green in Summer

How to care

Watch out for

Specific pests

Aphids , Leaf and bud eelworms Aphids , Leaf and bud eelworms

Leaf spot , Powdery mildew Leaf spot , Powdery mildew

General care

Pruning

Cut back main flower spike as it fades to encourage a second flowering.

Propagation methods

Division, Seed


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Where to grow

Digitalis ferruginea (Rusty foxglove) will reach a height of 1.5m and a spread of 0.5m after 2-5 years.

Suggested uses

Beds and borders, Bees (attract & feed bees), Cottage/Informal, Wildflower, Wildlife

Cultivation

Plant in almost any soil or situation except very wet or very dry. An ideal site is a humus-rich soil in partial shade.

Soil type

Chalky, Clay, Loamy, Sandy (will tolerate most soil types)

Soil drainage

Moist but well-drained, Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Partial Shade, Full Shade, Full Sun

Aspect

North, South, East, West

Exposure

Exposed, Sheltered

UK hardiness Note: We are working to update our ratings. Thanks for your patience.

Hardy (H4)

Companion plants

Botanical name

Digitalis ferruginea

Other names

Rusty foxglove, Digitalis stewartii

Genus

Digitalis Digitalis

Species

D. ferruginea - D. ferruginea is vigorous, upright, rosette-forming biennial or perennial with linear, dark-green leaves and tall racemes of bell-shaped, yellow-brown flowers in summer.

Foliage

Semi evergreen

Habit

Clump-forming, Erect

Toxicity

Highly toxic if eaten.

Awards

RHS AGM (Award of Garden Merit)


Colour

Flower

Yellow, Brown in Summer

Foliage

Dark-green in Summer


How to care

Watch out for

Specific pests

Aphids , Leaf and bud eelworms

Specific diseases

Leaf spot , Powdery mildew

General care

Pruning

Cut back main flower spike as it fades to encourage a second flowering.

Propagation methods

Division, Seed


Monthly care advice


Where to grow

Digitalis ferruginea (Rusty foxglove) will reach a height of 1.5m and a spread of 0.5m after 2-5 years.

Suggested uses

Beds and borders, Bees (attract & feed bees), Cottage/Informal, Wildflower, Wildlife

Cultivation

Plant in almost any soil or situation except very wet or very dry. An ideal site is a humus-rich soil in partial shade.

Soil type

Chalky, Clay, Loamy, Sandy (will tolerate most soil types)

Soil drainage

Moist but well-drained, Well-drained

Soil pH

Acid, Alkaline, Neutral

Light

Partial Shade, Full Shade, Full Sun

Aspect

North, South, East, West

Exposure

Exposed, Sheltered

UK hardiness Note: We are working to update our ratings. Thanks for your patience.

Hardy (H4)

USDA zones

Zone 9, Zone 8, Zone 7, Zone 6, Zone 5, Zone 4

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This plant likes... Garden match
Soil types: Chalky, Clay, Loamy, Sandy (will tolerate most soil types) Tell us...
Soil drainage: Moist but well-drained, Well-drained Tell us...
Soil pH: Acid, Alkaline, Neutral Tell us...
Light: Partial Shade, Full Shade, Full Sun Tell us...
Aspect: North, South, East, West Tell us...
Exposure: Exposed, Sheltered Tell us...
Hardiness: Hardy (H4) Tell us...

GARDENS WITH THIS PLANT

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wildlife friendly

ARTICLES WITH THIS PLANT

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