Scotch Thistle. A basal rosette of grey-green spiny leaves producing branched stems of thistle-like flowers in the second year. Max Height 3m. Max Spread 1m. Flowers July to August. Full sun. Hardy. Water thoroughly before planting.
Onopordum acanthium
A basal rosette of grey-green spiny leaves producing branched stems of thistle-like flowers in the second year.
Additional information
| Generic | Onopordum |
|---|---|
| Species | acanthium |
| Varietry | |
| Common Name | Scotch Thistle |
| Flower Colour | purple |
| Soil | Fertile |
| Aspect | Full sun |
| Foliage | Biennial |
| Height | 3m |
| Family | Asteraceae |
| Spread | 1m |
| Growth Speed | |
| Growth Habit | Open |
| Fragrance | FALSE |
| Foliage Colour | grey, green |
| Flowers From | July, August |
| Colour Fruit | |
| Fruits When | |
| Moisture | Well drained |
| Protection | |
| Hardiness | Hardy |
| Planting | Water thoroughly before planting |
| Care | Keep moist in first year |
| Border | Border |
| Toxicity | |
| Pruning | |
| Pruning Time | |
| Pests and diseases | |
| Maintenance | |
| Propagation |
Related products
Lysimachia atropurpurea
A bi annual with grey, crinkle-edged leaves with pale veins and attractive burgundy flowers. Self-seeds.
Verbascum blattaria f. albiflorum
A biennial with rosettes of green leaves. Erect stems of white flowers in summer.
Delphinium Pacific Giant Hybrids
A very attractive plant with handsome spikes of semi-double brightly coloured flowers
Dipsacus fullonum
The native teasel, prickly basal leaves followed by prickly stems of cone-shaped purple or white flowers in the second year. Can be dried.
Campanula pyramidalis
Short-lived, perennial best grown as a biennial with rosettes of light-green leaves. Tall leafy stems of pyramidal, cup-shaped, fragrant, light blue or white flowers.
Delphinium requienii
An annual or bi-annual, with lobbed glossy leaves. Branched spikes of single, green and mauve-grey flowers.
Smyrnium olusatrum
An upright biennial with dark green leaves and clusters of greenish yellow flowers. Good in a coastal garden.
Barbarea vulgaris ‘Variegata’
Biennial or short-lived perennial forming rosettes of green, splashed yellow leaves. Yellow flower spikes. Self-seeds.