Primula Species, Common Cowslip, Cowslip Primrose

Primulaveris subsp. macrocalyx

Genus
Primula (PRIM-yew-luh)
Synonym
Primula inflata subsp. macrocalyx
Primula macrocalyx
Primula officinalis var. macrocalyx
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Velvet/Fuzzy
Height
6-12 in. (15-30 cm)
Spacing
9-12 in. (22-30 cm)
12-15 in. (30-38 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)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Danger
Handling plant may cause skin irritation or allergic reaction
Bloom Color
Bright Yellow
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Perennials
Water Requirements
Requires consistently moist soil; do not let dry out between waterings
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing the rootball
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; sow indoors before last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Seed does not store well; sow as soon as possible
Regional

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

Grassy Creek, North Carolina

MOUNT HOOD PARKDALE, Oregon

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Gardener's Notes:

0
positive
1
neutral
0
negative
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Baa
| March 2003 | neutral

A subspecies of Primula veris (Cowslip) mainly occurring in Russia, Eastern Europe and North West Asia.

Has mid green, dee...Read More

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Snout moth
(Lipocosma sicalis)
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(Haliaeetus leucocephalus)
Featured
Snout moth
(Lipocosma sicalis)
Bald Eagle
(Haliaeetus leucocephalus)