Native of Holland. The “greater knapweed,” is a perennial plant that is very suitable for the sunny garden. Grows best in a lime-rich, preferring a not too poor soil. With its large flowers it is a very attractive plant for bees and butterflies. Beautiful as a solitary plant or as a group in your border. The large pink-purple flowers from this sturdy plant are an eye-catcher in your garden. The greater knapweed flowers profusely and a long time from July to September.
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| Sow outdoor | |
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