GreenCure OMRI, ARS, NHGC endorsements
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GreenCure® fungicide is recommended for use on over 150 different flowers, trees, houseplants, fruits, vegetables, and turfs. Unlike other fungicides, GreenCure® fungicide is not a toxic chemical. Its active ingredient, potassium bicarbonate, is commonly used in food products, but in this patented formula it is a highly effective, more sensible fungicide. It can even be used for indoor growing. GreenCure® fungicide is OMRI Listed for Organic Use.

Advantages of GreenCure®

Kills powdery mildew and other diseases on contact and provides
up to 2 weeks of residual protection

  • Alternative to harsh chemicals
  • Proven effective in 200 university trials and 16 years in organic agriculture
  • Fully dissolves in water
  • Odorless - no foul smell
  • Sprays on evenly and sticks to
    plant surfaces
  • Fruit and vegetables can be harvested as soon as 1 hour after spraying
  • Does not restrict plant growth
  • Economical
  • Does not accumulate in soil
  • Compatible with many beneficial insects
  • For Organic Production
  • Use GreenCure with indoor and hydroponic gardening

Use GreenCure® fungicide for organic gardening. Fulfills USDA's National Organic Program (NOP) requirements, and is OMRI listed and may be used in certified organic production according to the NOP Rule.

GreenCure® is highly effective against powdery mildew on roses and other ornamentals. GreenCure can be used in the garden to prevent or cure powdery mildew on tomatoes, pumkins, cucumbers, grapes, apples, herbs and more.

(Learn why GreenCure® is better)

Proven Effective

Developed by renowned plant pathologist, Dr. Ken Horst of Cornell University, GreenCure® the potassium bicarbonate-based fungicide is the safer alternative to harsh chemical fungicides.

In more than 200 university trials, GreenCure® has been proven to be comparable to or better than other fungicides.

GreenCure® has been proven effective against powdery mildew, rose black spot, anthracnose, downy mildew and many other plant diseases.

The GreenCure® formula has been successfully used for 16 years in large-scale organic agriculture and commercial growing applications.  It is used in some of the finest orchards, vineyards, and vegetable farms as well as public gardens and greenhouses.

GreenCure® is now available to home gardeners and small organic gardeners.

(Learn more about its effectiveness)

In The News

Hops added to GreenCure Label Use on Hops: GreenCure's label has been updated to include use on Hop plants. GreenCure can be used to control Downy Mildew on Hops, Powdery Mildew, Alternaria and other plant diseases.

GreenCure on Hops GreenCure; Cheers in the Hop Yard - Jay Janowski, a hops grower in Wisconsin, believes in using organic practices wherever possible so he turned to GreenCure to control both powdery mildew and downy mildew...
(read more)

GreenCure on Christmas Trees GreenCure Used to Control Needle Cast Disease - Christmas Tree growers in Michigan and Massachusetts have been testing GreenCure for control of Needle Cast Disease on Douglas Fir and other crop trees and have been having very positive results...
(read more)

OMRI Listed October, 2014: GreenCure® Fungicide is now OMRI listed for use in certified organic production according to the USDA National Organic Program Rule. View OMRI Certificate

GreenCure® Tested and Endorsed by the American Rose Society
During the summer of 2009, GreenCure was tested by ARS members throughout the country and has received the official "Tested and Endorsed" designation by the American Rose Society.

NHGC Seal of ApprovalApril, 2008: GreenCure® has received the “Member Tested – Seal of Approval” by the National Home Gardening Club. Over 350 members from across the country tested GreenCure and gave a 90% approval rating! Click here to see some of the National Home Gardening Club member comments about GreenCure®.
(read more)

See all news listings

GreenCure® Knocks Out Powdery Mildew

Powdery mildew on pumpkin leaf, sprayed twice with GreenCure®.
One week between applications. Shows complete control of disease.

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