Days to cut
105–140 daysStatus
tryingCatalog ID
CF-10Seasons logged
1This rare, heavy blooming selection features large and stunning, blue, pink, or white, double, dense flower bells.
How it grows
Germination
- Days to germ.
- 10–12 d
- Soil temp
- 65–70 °F
- Depth
- 0 in
- Light for germ
- light
Culture
- Days to maturity
- 105–140 d
- Spacing
- 12–18 in
- Height
- 26–30 in
- Sun
- Sun, Partial Shade
- Frost
- hardy
- Hardiness zones
- 3–7
- Sow indoors
- Yes
- Outdoor / direct
- Yes
Harvest
- Cut stage
- When flowers are at bud stage or half open.
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
Sow indoorsApr 9 – Apr 23
Outdoor / directApr 23 – Jun 4
Bloom (from indoor)Jul 23 – Sep 10
Bloom (from outdoor)Aug 6 – Oct 22
Seed source
Swallowtail Garden