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How to Reproduce a Mahogany Tree

West Indies mahogany or Swietenia mahagoni provides a lustrous hardwood from trees native to the Western Hemisphere’s tropics. It grows in Florida in U.S. Department of Agriculture plant hardiness zones 10 and 11, mainly the Upper Florida Keys and Everglades National Park. Given that mahogany readily puts out seedlings near the parent plant -- farmers in Haiti and Java for example just collect wild seedlings for cultivation -- you can readily reproduce more trees.

Things You'll Need

  • Plug flat
  • Seed-starting mix
  • Pruning sheers
  • Rooting hormone
  • Spray bottle
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Instructions

  1. From Seed

    • 1

      Collect seeds from the five-valved capsules, up to 5 inches long, that fall in midwinter from the mahogany tree. Seed propagation is the preferred method, states Texas A&M horticulture professor Fred T. Davis, although cuttings offer benefits of providing cloned trees for research.

    • 2

      Remove the winged seeds from sections of the capsule for prompt planting.

    • 3

      Plant seeds in a plug flat system with exceptionally deep cells containing a sterile seed-starting mix. Break the seed wing to speed germination and place the seed at a depth twice its thickness. Seeds do not require soaking or other treatment before germination.

    Cuttings

    • 4

      Take cuttings from a mahogany branch with pruning shears far enough down a cutting representing older growth.

    • 5

      Trim the cutting to 4 to 8 inches, keeping four to five leaves on the top.

    • 6

      Treat the cuttings with rooting hormone and set them in a rooting medium, such as a mix of sand, perlite and peat, in a small pot or repurposed milk carton. Regularly mist the cuttings with a spray bottle to maintain the humidity in the air around them.

    • 7

      Place them in a larger container or garden bed for a year to mature before setting them in a permanent location.