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Digitalis trojana (Helen of Troy foxglove)

Beginner
skill rating
1 hour care
per year
1m
Max height
0.6m
Max spread
1-2 years
To maturity
Low
Toxicity

Plant details

Botanical name

Digitalis trojana

Other names

Helen of Troy foxglove

Genus

Digitalis Digitalis

Species

D. trojana - D. trojana is a clump-forming herbaceous perennial with lance-shaped leaves and large hairy spikes of yellow and brown funnel-shaped flowers with a conspicuous creamy-white lip in summer.


Digitalis trojana is: Deciduous

Habit

Clump-forming, Erect

Toxicity

Highly toxic if ingested.

Flower

Brown, Yellow in Summer

Foliage

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. Deadheading will also help avoid problems with numerous seedlings.

Propagation methods

Seed


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Where to grow

Digitalis trojana (Helen of Troy foxglove) will reach a height of 1m and a spread of 0.6m after 1-2 years.

Suggested uses

Cottage/Informal, Beds and borders, Woodland, Flower Arranging

Cultivation

Plant in rich free-draining soil in a sunny position.

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

Full Sun

Aspect

South, East, West

Exposure

Exposed, Sheltered

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

Hardy (H4)

Companion plants

We do not currently have companion plants added for this plant.

Botanical name

Digitalis trojana

Other names

Helen of Troy foxglove

Genus

Digitalis Digitalis

Species

D. trojana - D. trojana is a clump-forming herbaceous perennial with lance-shaped leaves and large hairy spikes of yellow and brown funnel-shaped flowers with a conspicuous creamy-white lip in summer.

Foliage

Deciduous

Habit

Clump-forming, Erect

Toxicity

Highly toxic if ingested.


Colour

Flower

Brown, Yellow in Summer

Foliage

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. Deadheading will also help avoid problems with numerous seedlings.

Propagation methods

Seed


Monthly care advice


Where to grow

Digitalis trojana (Helen of Troy foxglove) will reach a height of 1m and a spread of 0.6m after 1-2 years.

Suggested uses

Cottage/Informal, Beds and borders, Woodland, Flower Arranging

Cultivation

Plant in rich free-draining soil in a sunny position.

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

Full Sun

Aspect

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: Full Sun Tell us...
Aspect: South, East, West Tell us...
Exposure: Exposed, Sheltered Tell us...
Hardiness: Hardy (H4) Tell us...

GARDENS WITH THIS PLANT

My Garden
My Garden
Shelagh McIntosh

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