WF Greater Knapweed £2.79 4 in stock WF Greater Knapweed quantity Add to basket SKU: 1000000000000400 Category: Seeds Related products ANTIRRHINUM Rust Resistant Mixed £2.49 Add to basket COSMOS Xanthos £2.79 Add to basket Out of Stock WF Cornflower £3.49 Read more ALYSSUM Snow Cloth £1.79 Add to basket