Double Click Cranberries

Cosmos

70d to harvest

Velvety petals unfurl in a crisp, layered bloom—pure, show-stopping color with a soft, satin sheen that seems to glow at the garden’s edge. Double Click Cranberries forms dense, double cosmos flowers on sturdy stems, creating a lush texture that holds beautifully as a cut flower and makes beds and borders look richly finished. Expect dependable, long-lasting color from early summer through fall, with blooms that invite repeated admiration in every glance.

Crop Dates

Milestone	Date
Start Indoors	Feb 9th
Last Frost	Mar 23rd
Transplant / Sow Outdoors	May 4th
Harvest Begins	Jul 13th
Harvest Ends	Nov 12th

Crop Details

Trait	Value
Days to Maturity	70
Sun Requirements	Full Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Surface
Germination Temp (°F)	70
Min Soil Temp (°F)	60
Min Night Temp (°F)	50
Harden Off (days)	7

Recommended Companions

Fireball Marigold

Magellan Coral Zinnia

Rose Rhapsody Salvia

Lemon Gem Marigold

Candy Cane Mix Zinnia

Rhapsody In Blue Salvia

Frequently Asked Questions

How often should I water Cosmos bipinnatus during the main growing phase?

During active growth, water deeply about 1–2 times per week, aiming to keep the soil evenly moist but not soggy. Let the top 1 inch of soil dry slightly between waterings, because cosmos performs poorly in persistently wet conditions. In full sun, newly established seedlings may need more frequent checks, but once established switch to deep, infrequent watering.

How do I tell when Cosmos bipinnatus is ready to harvest?

Cosmos bipinnatus flowers are ready when blooms are fully open with bright, well-formed petals and look fresh rather than droopy. For cut flowers, harvest in the morning, cutting stems just above a leaf node to encourage more branching. You can expect flowering around 70 days from sowing, and keep harvesting regularly to prolong bloom.