Testing

Member-owned cooperative since 1978

Cold-hardy varieties and everything you need to grow them

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If you have placed orders totaling at least $1,200 within the past 12 months, additional orders qualify for bulk pricing.

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Organic Growers Supply
Copper

Organic Growers Supply: Copper

ships year-round

Bonide® Liquid Copper Concentrate

Fungicide - Pest and Disease Management

currently on backorder, ETA 11/1

A copper fungicide for the home gardener. Copper is a very effective fungicide, but regular use may result in problematic concentrations in the soil or plant tissue: we advise regular soil testing! read more

ships year-round

Cueva® Copper Concentrate

Fungicide - Pest and Disease Management

currently on backorder

A soluble copper fertilizer combined with a fatty acid that controls most fungal diseases of plants and vegetables. Start treatment with copper before symptoms appear. read more