Chlorophyll cannot use green light. Plants do not need to be exposed to the warm side of the spectrum for vegetative growth (roots, shoots, and leaves).
When the chlorophyll component of a leaf breaks down quickly and early in Autumn, the remaining coloured pigments are brighter and last longer; Autumn colour is improved.
A chemical called - chlorophyll - enables photosynthesis to
take place. Chlorophyll is what gives leaves their green color. Along with the
green pigment of chlorophyll, there are also yellow and orange pigments - ...
The process of photosynthesis steadily degrades the supply of chlorophylls in foliage; plants normally replenish chlorophylls during the summer months.
Plants are "autotropic", which means they synthesize their own food in the chlorophyll in their leaves, needles, trunks and branches in the presence of light. Our job as bonsai growers is to provide the nutrients to make healthy growth possible.
This minerals function in plants is in the manufacture of chlorophyll. I'm sure everyone knows the necessity of chlorophyll in the life of a plant.
If the tropical bonsai tree needs to stay indoors for a long period of time, you must supply it with fluorescent lamps to give it chlorophyll for food production.
CHLOROSIS Loss of chlorophyll and leaf colour as a result of mineral deficiency.
CHOP Commonly used word that describes the heavy pruning and reduction in height of the trunk of a tree.
Chlorosis: A yellowing of leaf tissue due to a lack of chlorophyll. Possible causes of chlorosis include poor drainage, damaged roots, compacted roots, high alkalinity, and nutrient deficiencies in the plant.
Rasping/Slurping - (mites and thrips) - scrape epidermal layer, lap out chlorophyll - symptoms are called chlorosis (yellowing), stippling (dot effect) ...
It also inhibits the nitrogen preventing it from producing too much soft wood. Potassium aids in the manufacture of sugars and starches, it also helps produce chlorophyll. It is good for fruit and flowers and builds resistance to cold.
 See also: Plant, Tree, Bonsai, Species, Bark
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