These flowering perennials are Deciduous: Cut back stems close to ground level from late February through to the end of March. Cut stems can be left on border as natural mulch or composted.
£6.95 Out of stock
Strong purple black stems carrying large heads of lilac blue flowers in late summer. Sunny open position. Height 1.2m-1.5m.
- Pot Size: 2 Litre
- How many plants will I need?: 3 - 5 Plants Per Square Metre
We are currently growing this plant in our nursery. Things are looking good and it should be in stock by Summer 2018