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
Cultivars
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Description and Growing Information
Flowering Period
| 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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