What are nitrogen fertilizers?
First, we need to understand what nitrogen, phosphorous, and potassium do in fertilizers. Here’s the nutshell explanation:
Nitrogen supports plant foliage growth.
Phosphorous supports growth of roots and flowers.
Potassium supports overall plant health.
See this article for an in depth explanation of NPK and fertilizers
Now, why would you want a nitrogen fertilizer?
Phosphorous and potassium are already present in the soil. If your soil has plenty of beneficial microorganisms to help roots absorb these elements, more may not be needed. We felt it would be helpful to group our nitrogen rich fertilizers all on one page. Check them out below!