Ontario Growers Supply

10/22/2026

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10/21/2026

10/07/2026

Time to pretreat your outdoor plants indoors!
Spray your plants, especially on the underside of leaves to prevent pests hitchhiking into your home. For soil dwelling pests BTI or Mosquito dunks will help provide control.
Now located at 1398 Wellington Road South, just south of the 401. Enter off Wilton Grove Road.

09/27/2026

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09/23/2026

Time to pretreat our plants before bringing them inside for the season.
This will reduce the introduction of pests and diseases that can thrive indoors!

09/18/2026

We are often asked if applying new grass seed and beneficial nematodes at the same time is compatible. The simple answer is: yes, with the added bonus that both need watering to ensure success.

09/17/2026

Tasty Terpenes™ is the go-to bud bulker and stalk strengthener for growers who want to reap bigger rewards at harvest time. Chock-full of potassium, kelp extract, and alfalfa meal, this premium biostimulant helps create optimal conditions to unlock maximum yields packed with bud-laden branches from top to bottom.

09/10/2026

Check out our bloom enhancers, some on sale including Ripen at 75% OFF!
Ripen® 0.5-7-6 promotes increased and abundant flowering with greater oil and fragrance production.Use Ripen during the final one-to-two weeks to promote robust flower and fruit production.
https://ontariogrowerssupply.com/ProductSearch #!/~/search/keyword=ripen

08/27/2026

Coco Coir is not only an alternative to soil but much more including holding moisture well to help tiny seeds sprout and as a growing medium for microgreens.
https://ontariogrowerssupply.com/ProductSearch #!/~/search/keyword=coco+coir