How do I find my square footage?

Knowing the size of your growing area is extremely important for calculating the exact quantity of nutrients you need based on your soil’s deficiencies. If you do not know your square footage, click here for instructions on using our satellite-guided sizing tool.

Please note: SoilKit is valid for up to 10,000 square feet. Larger areas may require more than one test kit, and problem areas should be tested separately from otherwise healthy areas.