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Stage 1: Silver Tip
Old Temp*: 16° F. / -9° C.
10% Kill: 15° F. / -9° C.
90% Kill: 2° F. / -17° C.
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Stage 2: Green Tip
Old Temp: 16° F. / -9° C.
10% Kill: 18° F. / -8° C.
90% Kill: 10° F. / -12° C.
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Stage 3: Half-inch Green
Old Temp: 22° F. / -6° C.
10% Kill: 23° F. / -5° C.
90% Kill: 15° F. / -9° C.
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Stage 4: Tight Cluster
Old Temp: 27° F. / -3° C.
10% Kill: 27° F. / -3° C.
90% Kill: 21° F. / -6° C.
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Stage 5: First Pink
Old Temp: 27° F. / -3° C.
10% Kill: 28° F. / -2° C.
90% Kill: 24° F. / -4° C.
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Stage 6: Full Pink
Old Temp: 28° F. / -2° C.
10% Kill: 28° F. / -2° C.
90% Kill: 25° F. / -4° C.
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Stage 7: First Bloom
Old Temp: 28° F. / -2° C.
10% Kill: 28° F. / -2° C.
90% Kill: 25° F. / -4° C.
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Stage 8: Full Bloom
Old Temp: 29° F. / -2° C.
10% Kill: 28° F. / -2° C.
90% Kill: 25° F. / -4° C.
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Stage 9: Post Bloom
Old Temp: 29° F. / -2° C.
10% Kill: 28° F. / -2° C.
90% Kill: 25° F. / -4° C.
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*Old temperature is the lowest temperature that can be endured for 30 minutes without damage. |
