Regalia® Maxx Biofungicide

Regalia® Maxx, a high-concentrate formulation available for use in Canada, is used to control powdery mildew, blight, Anthracnose and other bacterial diseases.

Regalia® Maxx works from the inside out, by triggering treated plants’ natural defense mechanisms to produce disease-fighting biochemicals, while simultaneously enhancing plant health, crop yield and crop quality. Regalia® Maxx is an organic fungicide that is exempt from residue tolerances. It is approved for suppression of Powdery mildew and Gray mold (Botrytis) for indoor commercial medicinal plant growers in Canada.

APPLICATION: Foliar (Aerial or Ground), Chemigation, Soil Treatment, Backpack/Hand Sprayer

ACTIVE INGREDIENT: Reynoutria sachalinensis

Regalia MAXX Biofungicide Logo

Regalia Maxx® Biofungicide can be used on many specialty crops to combat and manage plant disease.

Common Crops (US)

  • Almonds
  • Blueberries
  • Citrus crops
  • Cranberries
  • Cucurbits
  • Fruiting vegetables
  • Grapes
  • Leafy greens
  • Onions
  • Pome fruit
  • Potatoes
  • Stone fruit
  • Strawberries
  • Tobacco
  • Tree nut crops

Disease Control

  • Alternaria fruit rot
  • Anthracnose
  • Black spot
  • Botrytis
  • Crown rot
  • Powdery mildew
  • Pythium
  • Phytophthora
  • Rhizoctonia
  • Verticillium wilt

Regalia® Biofungicide’s modes of action, Systemic Acquired Resistance (SAR) and Induced Systemic Resistance (ISR), bring a sustainable option to help simplify and extend any IPM program.

How your crops benefit from Regalia® Maxx Biofungicide

Regalia® Biofungicide can be used in rotation or in combination with other fungicides to synergize and strengthen IPM programs in any conventional crop production. It can also be used alone or with other approved products in organic crop production.

Infographic for key benefits of using Regalia Biofungicide.

  • Apply a solution of 0.125% – 0.25% v/v of Regalia® Maxx in rotation with other fungicides
  • Apply in sufficient water carrier volume to ensure good coverage
  • Do not exceed a Regalia® Maxx spray concentration of 0.25% v/v
  • Begin applying Regalia® Maxx prior to visible disease symptoms or when disease is first noted
  • Repeat applications at 7-10 day intervals with shorter intervals under higher pressure situations