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Centaurea macrocephala

Our Price:  £5.50
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Availability:  

  

2 in stock

Common Name: Giant Knapweed

Plant Family: Asteraceae

Useful for:  Cut Flower
Planting Style:  Wildflower or Wildlife
Season of Interest:  Summer to Autumn
Position/ Situation:  Sunny Border
Sun or Shade:  Sun
Flower Colour:  Yellow
Height:  medium (up to 6 feet)
Habit/Shape:  Upright
Soil Type:  Normal, well-drained but moisture retentive
Soil PH:  No preference
Hardiness/minimum temperature:  Hardy
Bee and Butterfly:  Both

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Stout upright stems bear large yellow thistle flowers to 5 cm across from June to Sept. Very good for wildlife, attracting pollinating insects and birds such as Goldfinches which eat the seeds, so leave the seed heads, these are attractive in their own right. For fertile, well drained soil in full sun.


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