|
Budburst Logo
  1. The Program
    1. Why Participate
    2. The Budburst App
  2. Projects
    1. Plants & Climate Change
    2. Plant-Animal Interactions
  3. Activities
    1. For Groups
    2. For Educators
    3. For Families
  1. Plants
    1. Intro to Plants
    2. Plant Groups
      1. Wildflower and Herbs
      2. Deciduous Trees and Shrubs
      3. Broadleaf Evergreens
      4. Conifers
      5. Grasses
    3. Budburst Species
  2. Data
  3. Groups
  4. Resources
    1. Getting Started
    2. Phenology
    3. Pollinators
    4. Participating in Groups
    5. Setup for Students
  5. Sign In
  6. Join Budburst
user avatar
Budburst user
•
Portland, OR
December 15, 2025

Phenology observation

Leaves Unfolding
ALL UNFOLDED MIDDLE FIRST EARLY BUD BURST NONE
None
No new leaves visible.
Flowers
LATE MIDDLE EARLY FIRST BUD BURST NONE
None
No flowers or pollen visible.
Fruit
LATE > MIDDLE EARLY FIRST NONE
None
No ripe fruits or seeds visible.
Autumn Leaf Color Change
ALL CHANGED 50% COLOR EARLY NONE
All leaves changed color
All or most leaves have changed color.
Notes
Leaves gave a dropped, buds swelling & some buds appear to be close to bud burst

Do your part for our planet. Join Budburst today.

See Menu
  1. The Program
    1. Why Participate
    2. The Budburst App
  2. Projects
    1. Plants & Climate Change
    2. Plant-Animal Interactions
  3. Activities
    1. For Groups
    2. For Educators
    3. For Families
  4. About us
    1. Our partners
    2. Staff & Sponsors
    3. Publications
    1. Plants
    2. Data
    3. Groups
    4. Resources

Stay Informed

Get in Touch

Have any questions or new ideas
you'd like to share?

Contact Us

Get the App

  1. Creative Commons
    BY-NC-SA 4.0
  2. Terms of Use
  3. Privacy Policy
  4. Data Sharing and Citation Policies
  5. 2021 Chicago Botanic Garden. All Rights Reserved.