Coreopsis tinctoria, also called Plains Coreopsis or Golden Tickseed.
Coreopsis is a very popular ornamental plant growing 2 to 3 feet tall with numerous bright yellow flower heads with red centers.
Plains Coreopsis thrives in well-drained soil and full sun or light shade. To provide transitional color plant in the butterfly or meadow garden to provide bright colors until the perennials mature and begin blooming.
Native Plains coreopsis wildflowers occur naturally in prairies, savannas, open dry rocky woods, and along roadsides from Minnesota and Manitoba to Washington, south to Louisiana, Texas, New Mexico, Arizona, California, and introduced east to the Atlantic states. Seeds germinate without pretreatment. 90,000 seeds/oz.
Direct sow in late fall, planting the seed on surface of the soil and compacting it firmly. The seeds will germinate soon and overwinter as a small cluster of leaves, sending up a flowering stalk in the summer. For spring planting, mix the seed with moist sand and store it in the refrigerator for 30 days before direct sowing. Keep the soil evenly moist until germination, which should occur within 10-15 days. The treated seeds can also be started indoors 6-8 weeks before the last frost of spring; plant the seeds on the surface of a flat, keeping the moisture consistent and the temperature around 65 degrees F. Transplant seedlings to 15-18” apart. This plant adapts to nearly any soil, including sandy or rocky areas; it is an excellent choice for borders, roadsides, or wildflower plantings.
Zellajake Farm and Garden: "Seeds for all your planting needs" since 2013