Cosmos Yellow Cosmos Bipinnatus is a branching herbaceous annual native to Mexico. Yellow Cosmos seeds are very easy to germinate, and Mexican Aster and Cut Leaf Cosmos are other common names of this plant. Yellow Cosmos is a rare variety that grows up to 3 feet tall and features fern-like, finely cut foliage producing large, pale yellow flowers. Yellow Cosmos blooms nonstop all summer and fall attracting butterflies and bees to the garden.
Cosmos Yellow is a popular wildflower and garden flower for borders, flower beds, containers, cutting gardens and mass planting. For the best germination Cosmos Bipinnatus seeds have to be covered lightly with thin layer of soil, and Cosmos grows best in full sun and average or poor, sandy, well-drained soil. Cosmos makes a terrific cut flower.
Height: 24-36 Inches
Bloom Season: Summer/Fall
Environment: Sun/Partial Shade
Soil Type: Average/Poor/Dry/Medium well-drained, pH 6.1-7.4
USDA Zones: All Regions of North America
Sow Indoors: Spring (2-4 weeks before last frost)
Sow Outdoors: Spring/Summer (Zones 1-6) Fall (Zones 7-11)
Seed Depth: 1/16 Inch
Germination Time: 14-21 Days