Growing Phalaenopsis Orchids at Skyline

Submitted by Mike Cory

  • About Phalaenopsis (Moth orchid) Genus defined 1825
  • Asian tropical epiphytes – Center of species is Philippines
  • Orchid plants often enjoyed by Skyline residents
  • Phalaenopsis genus has about 83 species
  • Hybrids are easy to grow – long lasting flowers
  • Hundreds of thousands of hybrids
  • Special agricultural entry permits for seedlings from Taiwan, gives low cost
  • Room temperature is optimal for growing
  • Require less light than many orchids
  • Buying a Phalaenopsis Orchid
  • Dark green leaves firm green spike
  • Leaves not wrinkled or damaged
  • Few flowers open, all flowers facing one way
  • Many flower buds full and not shriveled
  • Longest blooming life is fewest flowers open
  • Price $7 to $40
  • Caring for your Phalaenopsis
  • Water Weekly; Fertilize Weakly (Weekly, Weakly)
  • Every week, water thoroughly (fully saturate pot); drain completely
  • After draining, fertilize weakly with a cup of ½ strength water-soluble fertilizer. Drain completely again. No standing water below pot
  • Keep plant in bright window until it blooms (East is best)
  • Once plant blooms, it is OK to move anywhere you wish
  • Clip off dead flowers as they fade
  • Clip off dead flower spikes when they turn brown
  • Green spikes can be left to encourage rebloom – many do not rebloom
  • Repotting a Phalaenopsis
  • Repot every two to three years
  • Use orchid mix, not dirt
  • Clean off old mix 
  • Trim off dead roots and dead leaves
  • Put plant into the smallest pot possible, sometimes the same size
  • Pack mix tightly around roots
  • Soak roots to soften so they fit into container, some may not fitSoak after repotting.

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