RHS Chelsea Flower Show

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Showing RHS Chelsea Flower Show Deciduous Or Evergreen : Deciduous Eventual Spread : 0.3m-0.6m Sowing month inside or protected : October Supplied As : Potted Special features : Plants that are native Flower Colour : Purple Sowing month outside : March clear all

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Showing RHS Chelsea Flower Show Deciduous Or Evergreen : Deciduous Eventual Spread : 0.3m-0.6m Sowing month inside or protected : October Supplied As : Potted Special features : Plants that are native Flower Colour : Purple Sowing month outside : March 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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