Red-Brown Leaves on Nepenthes: Light Response, Not Disease

Nepenthes × 'Syurga' leaves turned reddish-brown after adding a third 24W T5 tube. New leaves green, pitchers forming normally.

Explanation

Leaves darkening under brighter light is normal, especially if N. maxima is in the parentage. Plant sounds healthy; conditions are good.

Carnivorous Plants: Pinguicula esseriana Leaf Notching: Low Light, Not Pests; Nepenthes 'Miranda' Leaf Growth Without Pitchers: Light Deficiency Solution; Diagnosing Leaf Browning in New Nepenthes: Acclimation, Lighting, and Species ID; Brown Spots on Nepenthes 'Miranda' Leaves: Sunburn or Leaf Miners?; Nepenthes sanguinea Wilting Despite Watering: Chronic Dehydration Damage; Nepenthes ventricosa Basal Shoot Pitchering While Mother Plant Doesn't; Nepenthes lowii White Blotches: Aging Leaves or Heat Stress?; Diagnosing Brown Leaf Tips on Nepenthes After House-Sitter Care; Dividing a Nepenthes by Splitting the Stem: High Risk of Failure; Diagnosing Leaf Curl in Nepenthes 'Miranda' Under Fluorescent Light

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