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Blueberries

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Transcript

  • 1. Blueberries Plant: Blueberry Term: Ammonium Sulfate
  • 2. Blueberries
    • Vaccinium corymbosum
    • USDA Zones: 3b – 8b
    • Grow in Full sun
    • Grow best in areas with cold nights
    • Require acidic soils
    • Require cross-pollination – plant 2 or more varieties
    • Harvest mid-June through July
    • Requires annual pruning of old canes
  • 3. Ammonium Sulfate
    • Water soluble nitrogen fertilizer for acid-loving plants.
    • 21-0-0.
    • Sulfur separates in water to make a weak sulfuric acid which lowers soil pH
    • Use for azaleas, rhododendrons, hollies, blueberries, potatoes & sweet potatoes
  • 4. Growing Blueberries
    • Long-term crop that may be in the field for more than twenty years.
    • Require several years to establish and the initial harvest does not begin until the third or fourth season.
    • Full production is achieved by years six to eight.
    • Require wet and acidic soil
    • Mulch and irrigation are necessary
    • Prune late winter to remove 1/6 th of canes & reduce size by ½.
  • 5. Virginia Varieties
    • H ighbush, V. corymbosum
      • Northern Highbush - More cold tolerant
      • Southern Highbush – More heat tolerant
      • Require 1000 chilling hours
      • Self-pollinating – but cross pollinated have larger fruit
    • R abbiteye, V. ashei
      • More adaptable to poor soils
      • Can’t tolerate extreme cold
      • Self-sterile: need cross pollination
  • 6. Fruits Quiz
    • Use Senteo