Celosia argentea var. cristata (Yellow) is a warm-season annual cockscomb with distinctive velvety, brain-like crested flower heads in vibrant yellow. Native to tropical Africa, this ornamental belongs to the Amaranthaceae family and thrives in heat and full sun.
Before sowing
No pre-treatment needed — sow directly.
Sowing
Substrate
seed starting mix sterile moist
Depth
superficie
Temperature
75°C
Moisture
media
Container
72-cell flats, modular trays, individual pots
What to expect
Step 1
Sow at superficie · 75°C
Day 7–14
Seedlings emerge
Tips
Do not cover seeds as light is required for germination. Maintain consistent moisture and warmth using a heat mat. Yellow variety is compact and excellent for borders and cutting gardens. Avoid planting too deep as seedlings are sensitive. Keep nighttime temps above 50°F after transplanting.
Sources: Johnny's Selected Seeds, West Coast Seeds, Mississippi State University Extension, PlantIn, Sow Right Seeds, Baker Creek Heirloom Seeds
