Hardheads, Great Knapweed
Height: 1-2' (30-60cm) Flowering Time: Summer Flower Colour: Purple ____________________________________
Subclass: Dicotyledonae (Dicotyledons) Superorder: Asteridae (Daisy Superorder) Order: Asterales (Daisy Order) Family: Asteraceae (Daisy Family) Genus: Centaurea (Knapweed) Species: scabiosa (like Scabious) ____________________________________
Centaurea scabiosa is one of the most impressive wildflowers of chalk downland, with large and conspicuous purple flowers. It is a tough woody plant, with a strong, straight, slightly hairy stem and large, rough pinnate leaves. The flowers are around 3" across, bright purple, with the outer 'petals' extended and divided into a fringe, held in a tough cup of brown overlapping scales.
Centaurea scabiosa has been used as a traditional medicinal plant to treat kidney problems, mouth ulcers, and to aid the healing of wounds.
Harvesting and Growing from Seed:
Seed Pod There is no seedpod. The seeds are held in a daisy-like seedhead. There are many
seeds in a seedhead.
Seed The seeds are large and woody, initially with a small parachute.
Seedling The seedling has rounded leaves.
(You can check the meaning of any technical terms new to you in the Botany section of the site)
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