Floriculture

or crowded flower head. They are individual flowers making up a large flower head. Though grass flowers and others are mostly green or brownish, they are flowers made up of florets or a floret. Examples of some other flowers containing many florets are daisies, dandelions, and thistle.

floriculture A branch of ornamental horticulture concerned with the study, cultivation, management, and marketing of flowering plants, cut flowers, or potted plants. The broadest meaning of the term includes all aspects of growing flowers.

floriferous A descriptive botanical term referring to a plant that bears flowers. It is most commonly used to describe a plant with abundant flowers.

florist One who deals in cut flowers.

floristic system The botanical classification system. Under this system plants are categorized into divisions, each of which is subdivided into smaller and smaller groups arranged according to relationships and similarities or dissimilarities among plants. See also botanical name.

flow The movement of fluids through pipe, fittings, valves, or other devices or equipment generally measured in gallons per minute (gpm), gallons per hour (gph), cubic feet per second (ft3/s), cubic meters per hour (m3/h), liters per minute (l/m), or liters per second (l/s).

flow control A device, usually on an automatic valve, which allows for manually increasing, decreasing, or shutting off water flow potential.

flower 1. A blossom; inflorescence. It is the reproductive structure of flowering plants (angiosperms, Greek for seed in a vessel). Complete flowers are comprised of stamens, pistils, petals, and sepals. An incomplete flower lacks one of these items. The illustration shows a complete flower; though each flower is unique in some way, this depicts the major components as they may be found. 2. To bloom.

petar ft I sepal-M"/1

flower flower bed An area utilized for the planting of flowers.

flower bud A bud on a plant that will produce a flower. (Compare with leaf bud.)

flow pressure See working pressure or dynamic pressure.

flow range In irrigation, the minimum and maximum water flow required for an automatic valve to turn off or on.

flow sensor A device that monitors or senses the water flow past a given point.

fluorochrome arsenate phenol (FCAP)

A waterborne salt preservative for wood. Wood must be pressure treated for this preservative to be effective. It is highly recommended by experts as it is odorless, clean, does not leach, and its color can be masked easily by painting or applying a solid color stain when dry.

fluorescent light A luminaire that gives off light by lighting a phosphor coating.

flush 1. Two surfaces even with and immediately adjacent to one another, neither extending beyond the other. 2. To wash out, as with a filter on irrigation systems. 3. In sprinkler or drip irrigation systems, the process of running water through the lines before attaching heads, valves,

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