Marijuana Horticulture: The Indoor/Outdoor Medical Grower's Bible

All soap used in horticulture should be biodegradable.
    socket: threaded, wired holder for a light-bulb
    soilless mix: a growing medium made up of mineral particles such as vermiculite, perlite, sand, pumice, etc.: Organic moss is often a component of soilless mix.
    soluble: able to be dissolved in liquid, especially water
    solution: 1. a mixture of two or more solids, liquids, or gases, often with water 2. answer to a problem
    sponge rock: large pieces of perlite, a light, mineral soil amendment
    spore: seed-like offspring of certain bacteria, fungi, algae, and some nonflowering plants
    sprout: 1. a shoot of a plant, as from a recently germinated seed 2. small, new growth of leaf or stem
    square feet (sq. ft.): length × width; a measurement of area
    stagnant: motionless air or water: for healthy cannabis growth, water must drain and not become stagnant
    stamen: the male floral organ, bearing the anther, which produces pollen to fertilize female flowers
    staminate: male, pollen-producing flower having stamens but no pistils
    sterilize: to make super clean by removing dirt, germs, and bacteria; disinfect pruning tools to avoid spreading disease
    stigma: the tip of the flower’s pistil, which receives the pollen
    stigmatic: the portion of the pistil on which the pollen germinates
    stipule: one of a pair of small, leaf-like appendages found at the base of the leafstalk of many plants
    stomata: small mouth-like or nose-like openings on leaf underside, responsible for transpiration and many other life functions: The millions of stomata must be kept very clean to function properly.
    strain: 1. ancestry, lineage, phenotype, a particular type of cannabis having the same characteristics
    stress: a physical or chemical factor that causes extra exertion by plants, usually by restricting fluid flow to foliage: A stressed plant will grow poorly.
    substrate: the medium on which an organism lives, as soil, soilless mix, rock, etc.
    sugar: food product of a plant
    sump: a reservoir that receives drainage; a drain or receptacle for hydroponic nutrient solutions used for growing cannabis
    super bloom: a common name for fertilizer high in phosphorus and potassium that promotes flower formation and growth
    synthesis: the production of a substance, such as chlorophyll, by uniting light energy, elements, or chemical compounds
    taproot: the main or primary root that grows from the seed: Lateral roots will branch off the taproot.
    taxonomy: classification of plants and animals according to their family relationships
    Teflon tape: tape that is extremely useful to help seal all kinds of threaded pipe joints. I like Teflon tape better than putty.

Terminal bud.
    tepid water: lukewarm 70-80°F (21-27°C) water: Always use tepid water around plants to facilitate chemical processes and ease shock.
    terminal bud: the growth tip of main stem or branch
    terpene: hydrocarbons found in essential oils (resins) produced by plants; gives the resin a strong aroma
    testa: the hard outer covering of a seed
    THC: tetrahydrocannibinol: physiologically active ingredient which is the primary intoxicant in marijuana
    THCV: tetrahydrocannabivarol: a psychoactive chemical found in cannabis
    thermostat: a device for regulating temperature: A thermostat may control a heater, furnace, or vent fan.
    timer: an electrical device for regulating photoperiod, fan, etc.: A timer is a must in all grow rooms.
    toxic life: the amount of time a pesticide or fungicide remains active or live
    transformer: a device in the ballast that transforms electric current from one voltage to another.
    transpire: to give off water vapor and byproducts via the stomata on leaves
    transplant: to uproot a plant and root ball and replant it in new soil
    trellis: a frame of small boards (lattice) that trains or supports plants
    trellising: method of restricting plant growth or altering its shape and size by tying plant to lattice work or wire screen
    trichome: resin-secreting plant hair
    triploid: having three sets of chromosomes within each cell, may contribute to increased vigor
    tungsten: a heavy, hard metal with a high melting point that conducts electricity well: Tungsten is used for a filament in tungsten halogen lamps.
    ultraviolet: light with very short wavelengths, out of the far blue visible spectrum
    variety: distinct strain, phenotype (see strain)
    vascular: referring to a plant’s circulatory system which carries sap throughout the body of the plant
    vector: 1. an organism (as an