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Arber Bio Protectant is a biological disease-management product formulated with 5% extract of Reynoutria sachalinensis. Its label describes it as a plant stimulant and broad-spectrum biological fungicide that supports plant defenses and is used to control or suppress listed foliar diseases. It is labeled for vegetables, roses, fruits, berries, nuts, flowers, foliage, houseplants, ornamental trees, and shrubs. Label-listed examples include powdery mildew, leaf spot, rust, and black spot on roses, along with additional listed diseases. For a different disease-control mode of action or insect management, see the Arber Bio Fungicide Concentrate or Arber Bio Insecticide Concentrate. The Landscape Pests ID Cards can help with identification before treatment. Active ingredient: Extract of Reynoutria sachalinensis: 5% Use on: Label-listed vegetables, fruits, nuts, flowers, foliage, houseplants, ornamental trees, and shrubs Label-listed examples: Powdery mildew, leaf spot, rust, and black spot on roses Organic use: OMRI Listed Mix and apply only as directed by the current product label. Timing, rate, coverage, and repeat intervals depend on the target disease and use site. Product documents: Product Label | Safety Data Sheet (SDS)
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🇺🇸 Ship from USA · On Agora since 2026
$15.99