Agrostemma - Key Growing Information

Patch of agrostemma flowers, also known as corn cockle, in full bloom.

DAYS TO GERMINATION:

7-14 days at 60-70°F (16-21°C)

SOWING:

Direct seed (recommended) - As soon as the soil can be worked. Sow 1/8" deep. Thin to stand 6-9" apart when first true leaves appear. Transplant - Sow 4-5 weeks before last frost. Sow at 2-3 week intervals until midsummer for continuous bloom. Performs best in cool weather. Corn cockle blooms July to August from an early May sowing.

LIGHT PREFERENCE:

Sun.

PLANT HEIGHT:

24-36".

PLANT SPACING:

6-9".

HARDINESS ZONES:

Annual.

HARVEST:

Fresh - 1 to 2 flowers in a spray are open.

SOIL:

Rich, well-drained soil.

SCIENTIFIC NAME:

Agrostemma githago

ALTERNATE NAME:

Corn cockle