Primula Species, Asiatic Primrose, Capitata Primula, Round-Headed Himalayan Primrose

Primulacapitata

Genus
Primula (PRIM-yew-luh)
Species
capitata (kap-ih-TAY-tuh)
Synonym
Sun Exposure
Sun to Partial Shade
Light Shade
Foliage
Deciduous
Height
6-12 in. (15-30 cm)
Spacing
9-12 in. (22-30 cm)
Hardiness
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)
Danger
N/A
Bloom Color
Medium Purple
Bloom Time
Late Spring/Early Summer
Other Details
Category
Alpines and Rock Gardens
Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
Patent Information
Propagation Methods
From seed; stratify if sowing indoors
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Sebastopol, California

MOUNT HOOD PARKDALE, Oregon

Wilkes Barre, Pennsylvania

Stanwood, Washington

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Gardener's Notes:

1
positive
0
neutral
0
negative
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St. John's, NL (Zone 5b) | December 2004 | positive

This species from Sikkim is unfortunately short-lived but readily raised from seed. It needs consistently moist soil to do well. The fo...Read More

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