Primula Species, Siberian Primrose

Primulacortusoides

Genus
Primula (PRIM-yew-luh)
Species
cortusoides (kor-too-SOY-deez)
Synonym
Aleuritia cortusoides
Auganthus cortusoides
Primula dentata
Primula dentiflora
Sun Exposure
Sun to Partial Shade
Light Shade
Partial to Full Shade
Foliage
Herbaceous
Height
6-12 in. (15-30 cm)
Spacing
6-9 in. (15-22 cm)
Hardiness
USDA Zone 1: below -45.6 °C (-55 °F)
USDA Zone 2a: to -45.5 °C (-50 °F)
USDA Zone 2b: to -42.7 °C (-45 °F)
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
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)
Bloom Color
Pink
Bloom Time
Late Spring/Early Summer
Mid Summer
Other Details
Category
Alpines and Rock Gardens
Perennials
Water Requirements
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
From seed; sow indoors before last frost
From seed; direct sow after last frost
From seed; germinate in a damp paper towel
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored
Regional

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

Littleton, Colorado

Royal Oak, Michigan

Geneva, Ohio

Featured Videos

Gardener's Notes:

3
positives
1
neutral
0
negative
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G
Harpersfield, OH (Zone 5a) | May 2011 | positive

I love this primrose. It is so delicate and beautiful. It blooms early in spring, which is wonderful when it looks so barren up north h...Read More

T
St. John's, NL (Zone 5b) | December 2004 | positive

This is the type species for the Cortusoides section of the genus Primula. This section is characterized by have long-petioled leaves th...Read More

T
(Zone 4a) | April 2004 | neutral

A beautiful plant, and a lovely setting.

What is the plant behind the Primula?

Thank you, Taramark

C
(Zone 8a) | April 2004 | positive

This is a charming little primula with crinkly foliage which looks fine in a rockery or low-growing border.
Its natural habitat is...Read More

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