Plants

Plants

Any of various photosynthetic, eukaryotic, multicellular organisms of the kingdom Plantae characteristically producing embryos, containing chloroplasts, having cellulose cell walls, and lacking the power of locomotion.

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Plants > Horticulture

rejuvenate

Plants; Horticulture

Restore youth; a mature plant, having completed its life cycle (flowering), may be stimulated by a new 18 hour photo period, to rejuvenate or produce new vegetative growth.

stress

Plants; Horticulture

A physical or chemical factor that causes extra exertion by plants; a stressed plant will not grow as well as a non stressed plant.

transpire

Plants; Horticulture

Give off water vapor and by products via stomata and carbon dioxide intake at the leaves.

ventilation

Plants; Horticulture

Circulation of fresh air, fundamental to a healthy indoor garden, an exhaust fan creates excellent ventilation.

moisture retention

Plants; Horticulture

The ability of a soil/media to retain moisture. Retentiveness depends upon the type and percentage of materials contained in the soil/media. Generally expressed as a percentage. ...

moisture tension

Plants; Horticulture

The tension, or more precisely the negative pressure, under which water is held in soils/growing media and plants. It is measured in bars, Pascals, or atmospheres of pressure.

mole

Plants; Horticulture

Amount of (chemically homogeneous) substance, containing as many grammes as the numerical value of the molecular weight, e.g., for KCl (potassium chloride), 1 mol = 74.6 g, for ...