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How to Rejuvenate Dying Cymbidium

Cymbidium orchids are terrestrial, which means they have their feet firmly in the ground and do not grow on trees. There are more than 50 cultivated species, many of which are found in tropical to subtropical parts of Asia and Australia. A good bark mixture is ideal for potted cymbidium orchids, which also need warm daytime temperature and evening temperatures of 50 to 65 degrees Fahrenheit. Orchids require moderate, indirect light and moderate water. Cymbidium orchids produce flower spikes of extremely showy blooms with adequate fertilizer. Like any plant, the orchid can become prey to diseases, usually a virus or fungus. Viral diseases such as mosaic virus cannot be cured and the plant has to be destroyed.

Things You'll Need

  • Insecticidal soap spray
  • Pruners
  • Fir bark orchid medium
  • Pot
  • Alcohol
  • Sharp knife
  • Swab
  • Plant mister
  • Water
  • High-nitrogen fertilizer
  • Low-nitrogen fertilizer
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Instructions

    • 1

      Check the plant for insects that might be causing it to fail. Most insects can be rinsed or picked off the plant or you can spray every week with an insecticidal soap spray. Cut off spent blooms

    • 2

      Re-pot the orchid. Fill a pot one-third full using an orchid mixture of fir bark. Remove the orchid from its old pot and check the roots for rot spots. Wipe the pruners with alcohol between cuts and prune off any damaged or discolored roots. Cut off the bottom one-third of the root mass.

    • 3

      Use a sharp knife to divide the bulbs. A healthy section should have two to three bulbs with healthy roots and shoots. Sever the bulbs with a knife that has been sterilized with alcohol. Pick the most healthy section to plant.

    • 4

      Place the orchid in the pot and fill the rest of the way with the orchid mix. Put the orchid in a dimly lit area with temperatures at least 70 degrees Fahrenheit for a week. Mist the leaves every day and move it to a location with indirect light in a week.

    • 5

      Water with pure water every seven to 10 days. Tap water can worsen the plant's condition.

    • 6

      Place the plant in the sink and water until the water pours out of the drainage holes once each month. This process rinses the plant to leach out any salt buildup in the soil.

    • 7

      Apply 1/4 tsp. of fertilizer per week mixed in 1/4 qt. of water. Use high-nitrogen fertilizer from January to August and the remaining months apply a low-nitrogen fertilizer.