Family: Scrophulariaceae (skrof-yoo-larr-ee-AY-see) (Info)
Genus: Digitalis (dig-ee-TAH-liss) (Info)
Species: purpurea (pur-PUR-ee-uh) (Info)
Cultivar: Giant Shirley
Additional cultivar information: (aka The Shirley)
Synonym:Digitalis purpurea var. gloxiniiflora
 4 vendors have this plant for sale.
One member has or wants this plant for trade. Category:
Biennials
Height:
4-6 ft. (1.2-1.8 m)
Spacing:
24-36 in. (60-90 cm)
Hardiness:
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
Sun Exposure:
Sun to Partial Shade
Danger:
All parts of plant are poisonous if ingested
Bloom Color:
Pink
Rose/Mauve
Pale Yellow
Violet/Lavender
White/Near White
Bloom Time:
Mid Spring
Late Spring/Early Summer
Foliage:
Evergreen
Herbaceous
Velvet/Fuzzy-Textured
Other details:
May be a noxious weed or invasive
This plant is attractive to bees, butterflies and/or birds
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Soil pH requirements:
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)
Propagation Methods:
From seed; direct sow outdoors in fall
From seed; sow indoors before last frost
From seed; direct sow after last frost
Seed Collecting:
Allow pods to dry on plant; break open to collect seeds
Allow seedheads to dry on plants; remove and collect seeds
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