What farmers say about CW Grow

June 25, 2021

CW Grow is composed of 100% carefully mined wollastonite and works on all soil types at low and high application ranges for a wide diversity of crops. In addition, through innovative research partnerships, CW Grow has been shown to be a carbon-negative replacement for limestone.

The following farm profiles list benefits, soil types, crops, and rates for CW Grow:

  Droogendyk Market Garden, Southwestern Ontario
  Crops: Mixed vegetables.
  Usage: 3/4 tonne/acre on over 50 acres
  Soil type: Sandy Loam
  Main benefits: Increased yields, longer shelf life
 Photo: Droogendyk Market Garden

Fairgreen Sod Farms, Southwestern Ontario
Crops: Sod, Cash crops
Usage: Applied bi-annually at 2 tonnes/acre
Soil type: A broad range of light sands to clay loam
Main benefits: Sod – Improved drought resistance and recovery, reduced grub pressure. Cash crops –  Reduced lodging, increased yield during drought
Photo: Fairgreen Sod Farms

Neubrand Produce, Southwestern Ontario
Crops: Tomatoes, salad greens, carrots, spinach
Usage: Applied annually before transplant and seeding at 4 tonnes/acre
Soil type: Clay Loam
Main benefits: Drastic reduction in slug pressure, increased root growth
Photo: Neubrand Produce

Van Elswyk Farms, Southwestern Ontario
 Used with broccoli, cabbage, and cauliflower
Usage: Applied annually on the soil before transplant at 1 tonne/hectare/year
Soil type: Sandy Loam
Main benefits: Spraying less from reduced pest pressure (cabbage loopers, diamondback moths), increased plant health and crop storage in a drought and a wet year with greater yields compared with local farms, reduced need for crop rotation. Postharvest benefits: no yellowing on cauliflower leaves in storage at two   weeks, improved shelf   life for broccoli and cabbage
Photo: Van Elswyk Farms


Raymont Berry Farm, Southwestern Ontario
Crops:  Strawberry
Usage: 2-3 tonnes per acre/year applied with a lime spreader
Soil type: Sandy
Main benefits: Increased soil pH with the added benefit of silicon to replace use of an expensive silicon foliar product.  Improved berry quality and firmness with increasing yield from increasing N applications.
Photo: Raymont Berry Farm