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red maple
Acer rubrum
Budburst user
Portland,
Oregon
Portland,
Oregon
(Lat: 45.516262, Long: -122.715212)
April 8, 2026
Phenology observation
Leaves Unfolding
Early Leaves
Only a few leaves have unfolded from the buds (less than 5%).
Early Leaves
Only a few leaves have unfolded from the buds (less than 5%).
Flowers
First Flower
First flowers are fully open (stamens/pistils visible) on at least three branches.
First Flower
First flowers are fully open (stamens/pistils visible) on at least three branches.
Fruit
First Ripe Fruit
First fruits ripe (usually changed in color) or seeds dropping on three or more branches.
First Ripe Fruit
First fruits ripe (usually changed in color) or seeds dropping on three or more branches.
Autumn Leaf Color Change
None
No leaves have changed color.
None
No leaves have changed color.
Autumn Leaves Dropping
None
No leaves have dropped.
None
No leaves have dropped.
Notes
Only female has samaras. Gerling and silver tag have no flowers yet.
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