Seed Saving Garden? Basics for the Beginner! Part 3

Why Use Isolation Techniques for Saving Seed?

  • Goal – produce true to type seeds
    • Prevent unwanted cross pollination by isolation
      • Seeds are collected from a number of plants of the same variety, protecting the variety’s genetic diversity (prevents the loss of a variety’s unique characteristics – i.e. form, color and taste)
      • Seeds collected from a number of plants of the same variety, is essential to the health and performance of the variety.
      • Seeds collected in your garden are unique to the changing conditions of your area.
      • These seeds are now a one of kind variety for your special use.
  • Isolation – the use of spatial distance or physical barriers to prevent pollination by wind, vibration, insects or mechanical means.
  • Isolation techniques:
    • Blossom bagging – netting material that is a physical barrier to insects that are drawn to the flowers of vegetables, herbs and flowers that you intend for seed saving.
      • Blossom bags are used around individual (okra) or clusters (tomatoes) of flowers.
      • Blossom bags (made of very fine screening) may be purchased through online horticultural supply distributors and high end garden centers.
      • Save okra seed
    • Caging – a physical barrier made of a frame and screen/row cover to prevent cross pollination of insect pollinated plants.
      • Self pollinated vegetables suitable for caging include eggplant, pepper and tomato.
      • Floating Row Cover material/very fine screening may be purchased online from horticultural suppliers or high end garden centers.
      •  seed saving cages 3wholeIsolation chamber
      • Bagging and caging are useful for those who have limited space and/or cannot meet distance requirements.
        • The netting or row cover material will prevent inadvertent cross pollination by wind or vibration.

Here are two excellent publications for more in-depth information regarding seed saving!

The Complete Guide      the-seed-garden

Please contact me for any question or observation you have regarding seed saving!

Papa

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