Carthamus (Safflower) - Key Growing Information

Carthamus flowers, also known as safflower.
DAYS TO GERMINATION: 10-14 days at 68-72°F (20-22°C)

SOWING: Direct seed (recommended) - Sow after last frost date. Cover seed lightly. Transplant - Sow into 50-cell plug try or preferred seedling container, 4-5 weeks before last frost date. After germination, 65°F (18°C) is the ideal temperature for seedling development. Harden off and transplant out after danger of frost has passed.

LIGHT PREFERENCE: Sun. Southern growers - provide approximately 30% shade or some afternoon shade.

PLANT HEIGHT: 18-24".

PLANT SPACING: 6-9".

HARDINESS ZONES: Annual.

HARVEST: Fresh - Cut stems when flowers have begun to open and show color. Stems harvested before color is showing will not open in storage. Dried - Flowers are completely open, air dry.

SOIL REQUIREMENTS: Average well-drained soil.

USES: Fresh or dried cut-flower.

SCIENTIFIC NAME: Carthamus tinctorius