Stiff Beard-tongue. An upright bush with pretty dark blue to violet flowers in summer. Max Height 80cm. Max Spread 45cm. Flowers June to August. Full sun/partial shade. Frost hardy. Water thoroughly before planting.
Penstemon strictus
An upright bush with pretty dark blue to violet flowers in summer.
Additional information
| Generic | Penstemon |
|---|---|
| Species | strictus |
| Varietry | |
| Common Name | Stiff Beard-tongue |
| Flower Colour | blue |
| Soil | Poor |
| Aspect | Full sun/partial shade |
| Foliage | |
| Height | 80cm |
| Family | Scrophulariaceae |
| Spread | 45cm |
| Growth Speed | |
| Growth Habit | Upright |
| Fragrance | FALSE |
| Foliage Colour | Green |
| Flowers From | June, August |
| Colour Fruit | |
| Fruits When | |
| Moisture | Well drained |
| Protection | Sheltered Site |
| Hardiness | Frost hardy |
| Planting | Water thoroughly before planting |
| Care | Provide a deep winter mulch |
| Border | Border |
| Toxicity | |
| Pruning | |
| Pruning Time | |
| Pests and diseases | |
| Maintenance | |
| Propagation |
Related products
Achillea ‘Anthea’
Hybrid with upright silver foilage and pretty primrose flowers
Achillea ‘Moonshine’
Evergreen, clump-forming, with grey-green leaves Flowerheads are flat light yellow.
Achillea filipendulina ‘Cloth of Gold’
A perennial with light green aromatic ferny leaves. Clusters of golden yellow flowerheads produced in summer.
Achillea ‘Apfelblüte’ APPLEBLOSSOM
Delicate filigree foliage with light lilac-pink flowers.
Achillea grandifolia
A perennial with grey-green leaves. Stout stems with white flowerheads.
Achillea millefolium ‘Sammetriese’
A perennial with dark green leaves. Dark red flowerheads fading to magenta.
Achillea millefolium ‘Red Beauty’
Best red flowering Achillea
Achillea millefolium ‘Paprika’
A perennial with dark green leaves. Orange-red flowerheads fade with age.