Nutrient Testing

Gemplers offers a variety of soil nutrient and quality testing supplies to help ensure your plants are getting everything they need to stay healthy, grow efficiently and maximize your profits. Find what you need today, at Gemplers!

Nutrient Testing

Fast, Affordable Shipping

Orders placed by 3pm CT ship same day, Monday through Friday.

Hand-Picked Products

Our team of experts has selected and tested each product.

Gemplers Guarantee

If the product doesn't work for you, we'll make it right. Guaranteed.

Price Match Promise

See a lower price elsewhere? We'll match it. No games.