NPK represents Nitrogen, Phosphorus, and Potassium; three macronutrients that are essential for any cannabis grow. Without these nutrients, your plants will really struggle. If you have NPK deficiencies, then it is extremely important to solve these and amend your nutrients as quickly as possible to prevent any serious harm to your plants.

Find out a few ways to remedy these problems in this week's PotCast.

That's not all we're going to look at though, in the second portion of this episode we will look at another common deficiency, this one being Cal-Mag deficiency. This refers to a mix of both calcium deficiency and magnesium deficiency. 

If you want to learn how to solve any common nutrient deficiency, then this week's PotCast is for you!