Digitalis lutea

Yellow Foxglove

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Tall biennial with tubular yellow flowers, native to Southern Europe and North Africa. Contains cardiac glycosides; toxic if ingested.
yard Outdoor plants wb_sunny Half-shade / Sun pets Not pet-safe
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Plant Details

Common Name Yellow Foxglove
Family Plantaginaceae
Genus Digitalis
Species Lutea
Origin Southern Europe / North Africa
Blooming Late spring to early summer, sometimes autumn in mild climates
Leaf Color Gray-green with prominent veins
Sunlight Half-shade / Sun
Category Outdoor plants
Pet Friendly close No
yard

Care & Maintenance

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Soil

Rich, well-drained loamy soil with organic matter. Prefers slightly acidic to neutral pH.

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Watering

Keep soil consistently moist but not waterlogged during growth and blooming. Reduce after flowering.

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Sunlight & Care

Full sun for best flowering, tolerates partial shade in hot climates. Needs cool roots.

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Fertilization

Apply balanced liquid fertilizer monthly during spring growing season. Avoid high nitrogen to prevent lodging.

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Pruning

Deadhead spent flowers to encourage secondary bloom or allow seed pods for self-seeding. Cut back to ground in winter.

Pest Control Aphid Leaf Miner Powdery Mildew

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

local_florist Flowering Period 2 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
eco Leaf Persistence 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
thermostat

Growing Parameters

thermostat
Temperature
41° – 82°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 70%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
2000 – 35000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
1200 – 2800
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
water
Soil Moisture
30% – 65%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1800
mS/cm
Electrical conductivity (nutrient concentration in soil water)
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Common Problems

Something wrong with your Digitalis lutea? Select a symptom to diagnose and fix the issue.

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