Cherry Growth Stages and Critical Temperatures
Typical temperatures in Fahrenheit, at which 10% and 90% injury after 30 minutes exposure, is provided under each bud stage image.
To have a full crop of cherries requires well over 50% bud survival in most years, while apples, pears, and peaches may only need 10 - 15% bud survival.
| blank space | Swollen Bud (First Swell) | Green Tip (Bud Burst) | Tight Cluster | |||
|---|---|---|---|---|---|---|
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 |
 |
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| Sweet Cherry | Tart Cherry | Sweet Cherry | Tart Cherry | Sweet Cherry | Tart Cherry | |
| 10% kill | 17 | 15 | 25 | 26 | 26 | 26 |
| 90% kill | 5 | 0 | 14 | 22 | 17 | 24 |
| blank space | White Bud (First White, Popcorn) | First Bloom | Full Bloom | |||
|---|---|---|---|---|---|---|
 |
 |
 |
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| Sweet Cherry | Tart Cherry | Sweet Cherry | Tart Cherry | Sweet Cherry | Tart Cherry | |
| 10% kill | 27 | 28 | 28 | 28 | 28 | 28 |
| 90% kill | 24 | 24 | 25 | 24 | 25 | 25 |
| blank space | Petal Fall (Post Bloom) | |
|---|---|---|
 |
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| Sweet Cherry | Tart Cherry | |
| 10% kill | 28 | 28 |
| 90% kill | 25 | 25 |