WHEN TO PLANT BLANKET FLOWER SEEDS Direct sow in Spring, after the threat of frost has passed. In warmer climates, a Fall planting is also an option for Blanket Flower. WHERE TO PLANT BLANKET FLOWER SEEDS Choose a well-draining soil with Full Sun exposure. Although drought tolerant, maintain moisture until they're established. HOW TO PLANT BLANKET FLOWER SEEDS Broadcast sow your seeds directly onto the surface of the soil, and compress firmly onto the surface of the soil. Moisten once the seeds are sown. HOW TO CARE FOR BLANKET FLOWER Once established, Blanket Flower needs little care or maintenance. Ideal spacing is 14-16 inches, thin once 2 inches tall, if needed, though Blanket Flower can tolerate some crowding. At the two-year mark, you can divide your Blanket Flower and replant the divisions.