Flowering and Fruit Characteristics of Black Walnuts: A Tool for Identifying and Selecting Cultivars

Surprise

• Budbreak
  April 25
• Average first pistillate bloom date
  May 6
• Mean pistillate bloom date
  May 10
• First pollen shed date
  May 15
• Flower type
  Protogynous
• Season length
  143 days
• Harvest date
  Sept. 30