Growing Information
Marigolds - Key Growing Information
DAYS TO GERMINATION:
4-7 days at 75-80°F (24-27°C)
SOWING:
Transplant (recommended) - Sow into 72-cell flat or preferred seedling container 4-6 weeks before planting out, lightly covering seed. Transplant out after danger of frost. For flowering in packs, sow 8 weeks before desired bloom time. Direct seed - Sow 1/4" deep. Pinching encourages branching. NOTES: High temperatures can cause plants to stall, and temporarily decline in growth and bloom. Deadhead regularly to increase blooms.
LIGHT PREFERENCE:
Sun.
PLANT HEIGHT:
Varies.
PLANT SPACING:
8-18". French Marigold: 8-12". Gem Marigold: 12". African Marigold: 12-18".
HARDINESS ZONES:
Annual.
HARVEST:
Flowers are fully open but still have tight centers.
SOIL REQUIREMENTS:
Average soil. Feed moderately. pH: 6.0-7.5 preferred.
USES:
Beds, borders, mass plantings, containers, and window boxes. Edible flowers, cut flowers (tall varieties).
Source: https://www.johnnyseeds.com/growers-library/flowers/marigold/marigold-key-growing-information.html