Coreopsis Sunburst

Sunburst is produces single and semi-double bright yellow daisy like blooms that provide a cheerful spot in the garden. Coreopsis or “Tickseed” is a short lived perennial that will also reseed itself. It’s long blooming and not a fussy plant. The sunburst variety is quite large at 1-3 feet tall and 12-18 inch spread.

When to Sow Outside: 1 to 2 weeks before your average last frost date, or as late as 8 weeks before your average first frost date.

When to Start Inside: 6 to 8 weeks before your average last frost date.

Days to Emerge: 5–10 days

Seed Depth: Press into surface

Seed Spacing: A group of 3 seeds every 12”

Thinning: When 1” tall, thin to 1 every

Botanical Name: Coreopsis grandiflora

Family: Asteraceae

Native: North America

Hardiness: Perennial in USDA zones 4-9

Plant Dimensions: 36” tall

Variety Information: 2”– semi-double and double yellow flowers on 18”–24” slender, wiry stems

Exposure: Full sun

Bloom Period: Summer to frost

Attributes: Attracts Pollinators, Cut Flower, Deer Resistant, Drought Tolerant, Heat Tolerant
Multiple orders of a single item may be combined into 1 seed envelope unless otherwise instructed by buyer.

Multiple orders of a single item may be combined into 1 seed envelope unless otherwise instructed by buyer.We take great care to provide high-quality seeds, corms, and bulbs, all of which are tested for acceptable germination rates. However, because successful growth depends on various factors beyond our control—such as planting conditions, weather, and care—we cannot offer refunds for seeds, corms, or bulbs that do not germinate or sprout.

Thank you for your understanding and support. If you have any questions about planting or care, we’re happy to help!