RHS Chelsea Flower Show

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Showing RHS Chelsea Flower Show Facing : West Season of Interest : Summer Sowing month inside or protected : April Eventual Spread : 0.3m-0.6m Flower Colour : Purple Light : For Direct Sunlight Soil moisture : Normal clear all

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Showing RHS Chelsea Flower Show Facing : West Season of Interest : Summer Sowing month inside or protected : April Eventual Spread : 0.3m-0.6m Flower Colour : Purple Light : For Direct Sunlight Soil moisture : Normal clear all

20% off

View info Centaurea Nigra | Black Knapweed Or Common Knapweed

From £2.39

approx 20 seeds

9cm pot

3 × 9cm pots

6 × 9cm pots

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