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Showing How much sun : Sun Attractive to wildlife : Attractive to bees Soil pH : Alkaline Location : Outdoor Flower Colour : Purple Eventual Height : 0.6m-0.9m Sowing month inside or protected : April Supplied As : Seeds Hardy : Yes clear all

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Showing How much sun : Sun Attractive to wildlife : Attractive to bees Soil pH : Alkaline Location : Outdoor Flower Colour : Purple Eventual Height : 0.6m-0.9m Sowing month inside or protected : April Supplied As : Seeds Hardy : Yes clear all

View info Centaurea Nigra | Black Knapweed Or Common Knapweed

From £2.99

approx 20 seeds

9cm pot

3 × 9cm pots

6 × 9cm pots

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