PEAR 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.
|Swollen Bud (Scale Separation)||Bud Burst||Green Cluster (Tight Cluster)|
|White Bud (First White)||Full White||First Bloom (King Blossom)|
|First Bloom||Petal Fall (Post Bloom)|