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Perennials > Primula > Primula kisoana > Primula kisoana

Primula kisoana


Hardy Primrose




Origin:  Japan. Now listed as an endangered species.
Family
Primulaceae
Genus
Primula
Species
kisoana
Category
Perennials
USDA Hardiness Zone
4 - 8
Canadian Hardiness Zone
2a - 8a
RHS Hardiness Zone
H4 - H7
Temperature (°C)
-32 - (-7)
Temperature (°F)
-25 - 20
Height
15 - 23 cm
Spread
15 - 23 cm
Photographs
Description and Growing Information
Flowering Period
AprilMay
General Description
A bright red to pink-purple flowering herbaceous perennial.
Cultivation
Grow in partial shade in a deep, moist, rich, well-drained soil. Should not be left in standing water.
Growth
Slow
Pests
Nuisances include aphids, slugs, snails and red spider mites. Diseases that should be watched for include botritis, grey mould, root rot, powdery mildew and leaf spot.
Habitat
Shaded, rocky areas with moist soil. Typically found under trees.
Leaf Description
Large green leaves with yellow veins with narrow, with a length of 15 cm and tube-like stems covered in small white hairs.
Flower Description
Deep rose,with five notched petals in formation around a yellowish ovary, appearing on leafless rose-pink stems that rise above the leaves.
Propagation
Propagate by division or seed. Self-seeds or spreads by rhizomes to form colonies.
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