Approximately 400.00 seeds per gram
seed-counts are only a guide, not to be used for accurate calculations.
B and T World Seeds' reference number:
USDA average, annual, minimum temperature Zone:7
Type of plant - annual or perennial, depending on climate
Flower: deep YELLOW, double - semi.
Foliage: base-branching stems
Height in meters: 0.4-0.9
Common names for Coreopsis grandiflora Sunray:
Coreopsis grandiflora Sunray
is included in the following B and T World Seeds flowering plant categories:
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
53: Bedding Plant Seed List
185: Plant Species whose germination is improved by Smoke
698: First Year Flowering Perennials
952: Wholesale Selection
Coreopsis grandiflora Sunray seeds will usually germinate in 20-25 days. Normally will only germinate with light so surface sow. Sow Coreopsis grandiflora Sunray seeds on the surface of a Well drained seed sowing mix at about 12-20°C.
Annuals can be sown In situ