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Budburst user
•
Boulder, CO
August 19, 2026

Phenology observation

Leaves Unfolding
ALL UNFOLDED MIDDLE FIRST EARLY BUD BURST NONE
All leaves unfolded
All or most leaves are fully unfolded.
Flowers
LATE MIDDLE EARLY FIRST BUD BURST NONE
None
No flowers or pollen visible.
Fruit
LATE > MIDDLE EARLY FIRST NONE
First Ripe Fruit
First fruits ripe (usually changed in color) or seeds dropping on three or more branches.
Autumn Leaf Color Change
ALL CHANGED 50% COLOR EARLY NONE
Early color change
Only a few leaves have changed color (less than 5%).

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  1. The Program
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    2. The Budburst App
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