Sonata Pink
50d to harvest
Velvety petals unfurl in a luminous wash of soft Sonata Pink, catching the light like spun silk and holding their color with graceful steadiness. At maturity, blooms rise on airy, branching stems with a delicate, feathery texture that makes every bouquet feel light and abundant. Grow Sonata Pink for a long-lasting cut-flower display—ideal for fresh arrangements and for adding a romantic, airy note to garden borders.
Crop Dates
Growing note: In frost-free Zone 11b, grow this cool-season crop during the cooler dry season (October–February).
| Milestone | Date |
|---|---|
| Start Indoors | — |
| Climate | Frost-Free Climate |
| Transplant / Sow Outdoors | Oct 1st |
| Harvest Begins | Nov 20th |
| Harvest Ends | Feb 28th |
Crop Details
| Trait | Value |
|---|---|
| Days to Maturity | 50 |
| Sun Requirements | Full Sun |
| Growth Habit | Upright |
| Support Needed | None |
| Planting Depth | Normal |
| Germination Temp (°F) | 70 |
| Min Soil Temp (°F) | 60 |
| Min Night Temp (°F) | 50 |
| Harden Off (days) | Not Required |
Recommended Companions
Frequently Asked Questions
How do I prevent and treat powdery mildew on Cosmos bipinnatus (Sonata Pink)?
Powdery mildew on Cosmos bipinnatus shows up as a white, dusty coating on leaves, usually when airflow is poor. Remove the worst leaves early and avoid wetting foliage when watering; water at the base in the morning. If it’s spreading, spray a potassium bicarbonate or horticultural soap product according to label directions and repeat as needed until new growth stays clean.
What signs tell me Cosmos bipinnatus (Sonata Pink) is ready to harvest?
Cosmos bipinnatus is ready to harvest about 50 days from sowing, but use the blooms as the real cue. Harvest when flower heads are fully open and the centers look developed (not shrinking back), typically in the morning. For longest vase life, cut stems just above a leaf node and avoid harvesting after heavy rain when petals may bruise easily.