Keep soil evenly moist. Feed biweekly with a balanced liquid fertilizer, following label directions.
Start indoors 4-6 weeks before last frost or direct sow 1/8 inch (2-3 cm) deep 1-2 weeks after the last frost. Amend soil with compost or well-rotted manure before planting. Thin young plants to 15-18 inches (38-45 cm) apart.
Ensure that temperatures are mild and all chance of frost has passed before planting out, as Signet marigold is a tender plant.These estimates for how long Signet marigold takes to sprout, grow and harvest are from real observations from real gardeners, right around the world.
Average 5 days | Min 2 days | Max 16 days (30)
Average 60 days | Min 45 days | Max 88 days (6)
Average 207 days | Min 207 days | Max 207 days (1)
Our when to plant Signet marigold estimates are relative to your last frost date.
Dwarf marigold, Tagetes
Tagetes signata