Information for Centaurea macrocephala

Approximately 125.00 seeds per gram
seed-counts are only a guide, not to be used for accurate calculations.

Centaurea macrocephala - 1  packet for 8 Euros
Centaurea macrocephala - 5  gram for 10 Euros
Centaurea macrocephala - 25  gram for 10 Euros
Centaurea macrocephala - 10  gram for 12 Euros
Centaurea macrocephala - 50  gram for 14 Euros
Centaurea macrocephala - 100  gram for 21 Euros
Centaurea macrocephala - 250  gram for 45 Euros
Centaurea macrocephala - 500  gram for 83 Euros
Centaurea macrocephala - 1000  gram for 125 Euros
Centaurea macrocephala - 2500  gram for 439 Euros
Centaurea macrocephala - 5000  gram for 511 Euros
Centaurea macrocephala - 10000  gram for 914 Euros

B and T World Seeds' reference number: 39731
USDA average, annual, minimum temperature Zone:6
Type of plant - perennial
Flower: LEMON-YELLOW, to 5.5cm. dia. thistles, BRONZE buds - bracts, cutflower
Fruit: (germ. 1-3 weeks)
Foliage: large GREY-GREEN
Height in meters: 1-1.4

Common names for Centaurea macrocephala: Big-head Knapweed,  Giant Knapweed,  Globe Cornflower,  Golden Thistle,  Great Golden Knapweed,  Greater Golden Knapweed,  Grosskopfige Flockenblume,  Yellow Hardhead, 

Centaurea macrocephala is included in the following B and T World Seeds flowering plant categories:
19:   Everlasting and Dried Flower Seeds Australian and Other
43:   Herbaceous Border Plant Seed List
44:   Cut flowers Commercial and other Recommended Varieties
45:   Bee and Butterfly Attracting also Honey and Pollen Plant Seeds
185:   Plant Species whose germination is improved by Smoke
246:  Asteraceae
708:  Compositae
952:   Wholesale Selection

Germination guide
Centaurea macrocephala seeds will usually germinate in 7-14 days. Normally germinates in the dark. Sow seeds about 2mm deep in a Well drained seed sowing mix at about 15-20C.

SEED GERMINATION THEORY AND PRACTICE; by Professor Norman C. Deno
B & T World Seeds Route des Marchandes, Paguignan, 34210 Aigues-Vives, France
fax ++ 33 (0)4 68 91 30 39   phone ++ 33 (0)4 68 91 29 63   [email protected]