Cosmos, Yellow (pack)

Cosmos "Yellow" (Cosmos sulphureus) is an open-pollinated annual with deep yellow, semi-double flowers that seem to glow on bushy plants. It blooms for consecutive weeks and makes a long-lasting cut flower. This seed pack covers roughly 10 square feet.

At a glance

• Variety: Yellow Cosmos (Cosmos sulphureus)
• Type: Annual, open-pollinated, non-GMO
• Days to germinate: 7-21 days
• Sun: Full sun
• Spacing: Thin to 12" apart
• Planting depth: 1/16"
• Height at maturity: 2' to 3'
• Hardiness: USDA Zones 3-10
• Approx. seeds per pack: 411 (covers about 10 sq ft)

Best for

• Bright yellow color in beds and borders
• Pollinator gardens for bees and beneficial insects
• Long-lasting cut flowers
• Low-water, easy-care gardens
• Bird-friendly gardens (finches favor the seed heads)

How to grow

Sow in spring at 1/16" deep. Germination takes 7-21 days. Thin to 12" apart once plants reach 2" to 3" tall. Grow in full sun in nearly any soil with moderate water. Plants reach 2' to 3' and bloom from late spring into fall.

About Grow Organic

Grow Organic offers seeds and natural growing supplies for productive, pollinator-friendly gardens, helping growers support native habitat with earth-friendly methods.

Sold by Grow Organic, based in Grass Valley, California.