· Growing Notebook
Order Flowers
194 days to last frost

Guides/Cosmos

Cosmos ‘Double Click Snow Puff’

Cosmos bipinnatus

No photograph yet

Color

White

Days to cut

75–90 days

Status

trying

Catalog ID

CF-23

Seasons logged

2

First sown

2026-04-12

Tall plants with large, fully double and semidouble blooms. Pure white flowers with a small percentage displaying a soft blush of pink.

How it grows

Germination

Days to germ.
7–21 d
Soil temp
68–75 °F
Depth
0.125 in
Light for germ
light

Culture

Days to maturity
75–90 dThis variety
Spacing
4–12 in
Height
36–60 in
Sun
Sun
Frost
Tender; foliage will die back with first autumn frost · tender

Harvest

Cut stage
Petals just opening, but not yet flattened.
Vase life
5–7 d
Notes
Deadheading is required to have blooms all summer.

Trials

Sown
Source
Seeds
Rating
Notes
2026-05-22Johnny's Selected Seeds15Direct Sow · Location: North 9 | A2026-04-12Johnny's Selected Seeds10Sown Indoors · Location: North 9 | A

Other Observations

Notes not filed against a sowing. Everything else sits with its trial above.

No loose observations — every note belongs to a sowing.

This variety’s year

JanFebMarAprMayJunJulAugSepOctNovDec
Sow indoorsApr 2 – Apr 23
Outdoor / directMay 21 – Jun 18
Bloom (from indoor)May 21 – Jun 14
Bloom (from outdoor)Aug 2 – Sep 18
See the whole season

Progress

Sown 2026-05-22
Day 171 · past expected maturity (75–90)
This sowing

Seed source

Johnny's Selected SeedsSown 2026-05-22 · 15 seeds

Other Cosmos varieties

Species overview
No photograph yetCosmos ‘Double Click Cranberries’
‘Double Click Cranberries’
Cranberry Red
‘Apricotta’
Apricot/Peach to Rose
No photograph yetCosmos ‘Candy Stripe’
‘Candy Stripe’
Pink · White · Dark Pink
No photograph yetCosmos ‘Cupcake Blush’
‘Cupcake Blush’
Light Pink
No photograph yetCosmos ‘Double Click Rose Bon Bon’
‘Double Click Rose Bon Bon’
Rose Pink
No photograph yetCosmos ‘Rubenza’
‘Rubenza’
Dark Red