Green photosynthetic matter of plants - chlorophyll is found in the chloroplasts of a cell and is necessary to photosynthesis.
The condition of a sick plant with yellowing leaving due to inadequate formation of chlorophyll, chlorosis is caused by a nutrient deficiency.
Microscopically small, dark-staining bodies visible in the nucleus of a cell at the time of nuclear cell division and the number in any species is usually constant - a cannabis plant has 10 pairs of chromosomes.
A circular route traveled by electricity from a power source, through an outlet, and back to the ground.
Soil made of very fine organic and mineral particles, clay soil drains slowly and is not suitable for container gardening.