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Treating Fungal Patches on Cephalotus with Sulfur Fungicide

A grower sees white patches (likely mold) on a Cephalotus in an African violet pot on a sunny south windowsill. Asks if sulfur-based fungicide is safe and how to apply.

Cephalotus with patches

Treatment Safety and Options

Sulfur fungicides are safe on Cephalotus. Also safe: Daconil and tebuconazole (Bayer 3-in-1). Avoid copper-based products.

Context

Patchy mold is common on indoor pots as days shorten and light decreases. Treatment is straightforward.

Reference

Fungicide video podcast: YouTube link

Apply per label instructions; sulfur is a reliable choice.

Carnivorous Plants: Fungicide for Roridula dentata: Bayer 3-in-1 (Tebuconazole); Fungicide and Neem Oil Use on Carnivorous Plants in the Pacific Northwest; Imidacloprid Safety on Nepenthes: Generally Safe, But Check Growing Conditions; Safe Insecticides for Carnivorous Plants: What to Avoid; Anti-Fungal Powder for Winter Storage of Temperate Carnivorous Plants; Fungicide Safety for Cephalotus Seeds; Using Sulfur Fungicide for Sarracenia Winter Dormancy (Cooler Method); Controlling Powdery Mildew on Zucchini and Cucumbers; Concrete Pond Sealing: Paint Risks vs. Liner Overlay; Are Bricks or Cinder Blocks Safe for Pond Plant Stands?

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