À propos of the lanceolate Coreopsis
Lanceolate coreopsis is easy to grow and undemanding. It produces abundant bright yellow flowers all summer long. Plant in a clump 30 cm apart. Staking is necessary if not planted in a sheltered area.
Growing tips for Lanceolate Coreopsis
Family
Asteraceae (Coreopsis lanceolata)
Number of seeds
± 50
Growing cycle
Perennial
Suggested sowing
Exterior | Interior
Suggested time*
Exterior (May) | Interior (April)
Ideal germination temperature
From 15 to 21℃
Germination time
3 to 7 days
Sowing depth
Three times the size of the seed.
Seed storage
In a dry place away from light.
Seed shelf life
2 years minimum
Exposure
Sun
Days to maturity*
120 days
Distance between plants
45 cm
*The suggested time concerns zone 4b. For zone 5 you can start 2 weeks earlier and in zone 3 delay by 2 weeks. The number of days indicated is calculated from planting in the garden.
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