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Pygmy Sundew Dew Production Requires Strong Light

Calvin's new pygmy sundew produces no dew. Not repotted, in ½" distilled water, on fire escape with mostly indirect sun (~10 hrs), occasional direct. Moved indoors under 2x18W T5 aquarium lights (12" away) fearing cold.

Expert Explanation: Light Drives Mucilage

Jeff Dallas: Dew production = photosynthesis/light exposure. Low light = no dew. Moving in/out disrupted it.

Fix

  • Move T5 lights to 6" from plant (unless too hot).
  • Pygmy sundews are tropical, love full hot sun.
  • Keep water tray filled.
  • Wait—new tentacles will redden (e.g., D. scorpioides).
  • If moving outside, wait until late spring; they dislike cool weather.

Good Growing!

Jeff Dallas
Sarracenia Northwest
www.cobraplant.com

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