Cascade Penstemon. A spreading, semi-evergreen subshrub with glossy dark green leaves and pretty, tubular pinkish purple flowers in late summer. Max Height 50cm. Max Spread 30cm. Flowers August to September. Partial shade. Hardy. Water thoroughly before planting.
Penstemon serrulatus
A spreading, semi-evergreen subshrub with glossy dark green leaves and pretty, tubular pinkish purple flowers in late summer.
Additional information
| Generic | Penstemon |
|---|---|
| Species | serrulatus |
| Varietry | |
| Common Name | Cascade Penstemon |
| Flower Colour | pink, purple |
| Soil | Poor |
| Aspect | Partial shade |
| Foliage | Semi-evergreen |
| Height | 50cm |
| Family | Scrophulariaceae |
| Spread | 30cm |
| Growth Speed | |
| Growth Habit | Spreading |
| Fragrance | FALSE |
| Foliage Colour | green |
| Flowers From | August, September |
| Colour Fruit | |
| Fruits When | |
| Moisture | Well drained |
| Protection | Sheltered site |
| Hardiness | 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 filipendulina ‘Cloth of Gold’
A perennial with light green aromatic ferny leaves. Clusters of golden yellow flowerheads produced in summer.
Acanthus spinosus Spinosissimus
A clump-forming perennial with prickly deeply cut, greyish green leaves. Spikes of pinkish mauve flowers.
Acanthus hungaricus
A clump-forming perennial with dark green leaves. Spikes of white-pink flowers with purple bracts produced in summer.
Achillea ‘Fanal’
Mat-forming with greyish green leaves, with bright red flowers.
Achillea ptarmica
A perennial with dark green finely cut leaves. Bears loose off-white flowerheads.
Achillea millefolium ‘Sammetriese’
A perennial with dark green leaves. Dark red flowerheads fading to magenta.
Achillea clavennae
A perennial with grey-green ferny leaves. Clusters of white flowerheads produced in summer.
Achillea ‘Hoffnung’
Compact, clump-forming with mid-green leaves. Creamy , sand-coloured flowers.