Putting on a colourful display towards the back of the herbaceous border, these dependable and long-lived perennials produce an abundance of bright yellow flowers, each held on deepest purple stems from midsummer to early autumn. The flowers are good for cutting too.
How to care for Heliopsis helianthoides var. scabra Summer Nights:
Lift and divide clumps every 2 - 3 years and protect young shoots from slugs.
Flowering period:
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
Eventual height:
1.2m
Eventual spread:
0.6m
Soil:
Moderately fertile, moist, well-drained soil
-
This perennial dies back to below ground level each year in autumn, then fresh new growth appears again in spring.