SunflowerDays to cut
75–85 daysStatus
tryingCatalog ID
CF-66Seasons logged
1First sown
2026-06-04Dwarf branching sunflower with light-yellow, fully double pollen-light blooms.
How it grows
Germination
- Days to germ.
- 7–14 d
- Soil temp
- 70–75 °F
- Depth
- 0.5 in
- Pre-treatment
- None, but can soak seeds for up to 3 hours before sowing to speed germination.
- Viability
- 3 yrs
Culture
- Days to maturity
- 75–85 dThis variety
- Spacing
- 4–24 in
- Height
- 36–180 in
- Sun
- Sun
- Frost
- Hardy to ~32°F · to 32°F · tender
- Sow indoors
- No
- Outdoor / direct
- Yes
Harvest
- Cut stage
- When petals have color and just begin to lift away from center disc, but before the bloom is fully open.
- Vase life
- 5–7 d
- Handling
- Store out of direct sunlight; re-cut stems every 2 days
- Notes
- Yield: One stem per plant. SeeDS: When petals wither and drop, back of heads turn yellow-brown, and seeds get plump, cut with 1-2 ft of stem and hang by stem to dry. After 1-2 d, rub flower face to remove dried seeds.
Trials
Sown
Source
Seeds
Rating
Notes
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
Outdoor / directMay 21 – Jun 18
Bloom (from outdoor)Jul 30 – Aug 27
Seed source
Johnny's Selected SeedsSown 2026-06-04 · 50 seedsOther Sunflower varieties
Species overviewNo photograph yetSunflower ‘American Giant Hybrid’
‘American Giant Hybrid’
Bright Yellow, DARK BROWN CenterNo photograph yetSunflower ‘Henry Wilde’
‘Henry Wilde’
tryingNo photograph yetSunflower ‘Midnight Rouge’
‘Midnight Rouge’
tryingNo photograph yetSunflower ‘Procut White Lite F1’
‘Procut White Lite F1’
trying