BellaTrove® Companion® Maxx WP Biological Fungicide

Companion Maxx WP from Douglas Plant Health (BellaTrove) is a broad-spectrum biological fungicide formulated with Bacillus amyloliquefaciens strain ENV503 — a plant growth-promoting rhizobacterium (PGPR) that rapidly establishes beneficial colonies on plant roots and foliage. It provides multiple modes of action: directly fighting pathogens and activating the plant's own induced systemic resistance (ISR).

100% water-dispersible wettable powder (WP). Zero preharvest interval. Compatible with many chemical pesticides and plant nutrition products.

Key Features

• Active ingredient: Bacillus amyloliquefaciens strain ENV503
• Multiple modes of action: direct pathogen suppression + ISR activation
• Broad-spectrum control of 35+ fungal and bacterial diseases
• Stimulates plant's natural defenses and promotes growth and stress resistance
• Non-toxic to humans and wildlife
• 0-day preharvest interval (PHI) | Short re-entry interval
• Compatible with chemical pesticides and plant nutrition programs
• Effective tool for managing pesticidal resistance

Diseases Controlled

Root and crown rots, damping-off, anthracnose, bacterial blights, cankers, powdery mildew, gray mold, leaf spots, and scabs — more than 35 listed diseases.

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