Jacob’s Ladder. An erect perennial with green foliage and clusters of pretty deep blue flowers in summer. Max Height 90cm. Max Spread 45cm. Flowers June to September. Full sun/partial shade. Not hardy. Water thoroughly before planting.
Polemonium cashmerianum
An erect perennial with green foliage and clusters of pretty deep blue flowers in summer.
Additional information
| Generic | Polemonium |
|---|---|
| Species | cashmerianum |
| Varietry | |
| Common Name | Jacob's Ladder |
| Flower Colour | blue |
| Soil | Gritty |
| Aspect | Full sun/partial shade |
| Foliage | Semi-evergreen |
| Height | 90cm |
| Family | Polemoniaceae |
| Spread | 45cm |
| Growth Speed | |
| Growth Habit | Clump-forming |
| Fragrance | FALSE |
| Foliage Colour | Green |
| Flowers From | June, September |
| Colour Fruit | |
| Fruits When | |
| Moisture | Moist well drained |
| Protection | |
| Hardiness | Not hardy |
| Planting | Water thoroughly before planting |
| Care | Dead head regularly |
| Border | Border |
| Toxicity | |
| Pruning | |
| Pruning Time | |
| Pests and diseases | |
| Maintenance | |
| Propagation |
Related products
Achillea ageratum
A spreading perennial with grey-white leaves. Yellowish white loose flowerheads produced in summer.
Acanthus mollis Latifolius
A robust clump-forming perennial with dark green leaves. Spikes of white flowers with purple bracts produced in summer. .
Acanthus spinosus Spinosissimus
A clump-forming perennial with prickly deeply cut, greyish green leaves. Spikes of pinkish mauve flowers.
Achillea ‘Fanal’
Mat-forming with greyish green leaves, with bright red flowers.
Achillea millefolium
A perennial with green leaves. Flat flowerheads of red, pink or yellow.
Acanthus mollis
A clump-forming perennial with dark green leaves. Spikes of white flowers with purple bracts produced in summer. .
Achillea millefolium ‘Sammetriese’
A perennial with dark green leaves. Dark red flowerheads fading to magenta.
Achillea ‘Anthea’
Hybrid with upright silver foilage and pretty primrose flowers