yarn over hook = yoh. They both mean exactly the same thing and in this Video Tutorial I show you how to do a yarn over or yarn over hook using two ways; either with your left hand or your right hand.
Nitrogen (N) is essential for plant growth and is part of every living cell. It plays many roles in plants and is necessary for chlorophyll synthesis. Plants take up most of their N as the ammonium (NH 4 +) or nitrate (NO 3 -) ion.
Plants need a plethora of nutrients to grow, but there are three major nutrients that all plants use more than any others. Providing your plants with a regular supply of nitrogen, potassium and phosphorus will help your plants fulfill their maximum growth potential.