It comes in 4 sizes:
such as gypsum
Every plant species has its own pH requirement so its roots are able to absorb the nutrients more effectively
A good ratio of Perlite to water is 10:8
Urea serves an important role in the metabolism of nitrogen-containing compounds by animals and is the main nitrogen-containing substance in the urine of mammals
Fe-DTPA containing 11% chelated Powder Weight:100g It comes in 4 sizes:All plants need seventeen elements to grow. They are carbon, hydrogen, oxygen, nitrogen, phosphorous, potassium, calcium, magnesium, sulphur, zinc, copper, iron, manganese, boron, molybdenum, chlorine and sodium. In nature, plants derive these elements from the atmosphere or from the minerals in the soil. Most of the trace elements used in REXOLIN nutrients are chelated with sodium salts. As such, they are not only stable, water soluble, organic and