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Intro to Horticulture Vocabulary
Terms in this set (46)
A plant that has a one-year life cycle.
A plant that has a two-year life cycle.
The scientific name of a plant, consisting of the Genus (always capitalized) and species (not capitalized).
Soil that contains 50 percent or more clay. Clay soil is heavy and drains slowly.
A mixture of decayed plant matter that is used as a soil conditioner, mulch, or fertilizer.
Pinching or snipping off spent flowers.
A plant that loses its leaves each fall or winter.
Germinating seeds at the planting site rather than growing them indoors to transplant them later.
The period—usually winter—when a plant rests.
A plant that keeps its leaves throughout the growing season.
Material that is used to feed plants.
At least six hours of direct sunlight each day.
The beginning of a seed's growth.
A low-growing (usually 18 inches or less), spreading plant.
Slowly exposing a plant to cooler temperatures to help it adapt to them (also called acclimating).
A geographic temperature zone that categorizes where certain plants can thrive.
A plant that can withstand exposure to frost without protection.
A substance that kills plants or inhibits plant growth.
The art and science of plant cultivation.
Decomposed plant matter that has broken down in the soil.
Crossbreeding of two different plants with distinct characteristics.
Substance derived from non-living material.
A plant that is difficult to control.
Rich soil that contains relatively equal parts of sand, silt, and clay.
Material that helps to cool the soil and/or reduce erosion, evaporation, and weeds.
A term usually used to describe plants that were found growing in a given area before man introduced non-native plants.
Non-native or exotic
A term usually used to describe plants that were not found in an area before man arrived.
A substance derived from living material.
Plants grown for the way they look, not for consumption or for economic use.
A measure of the soil's acidity or alkalinity of the soil on a scale ranging from 0 to 14. Neutral soil has a pH of 7.
A plant that lives for multiple growing seasons.
A term used for any insect, weed, or plant pathogen (bacteria, fungus, virus).
A substance used to control or kill pests.
The transfer of pollen from a flower's stamen to the pistil, which results in the forming of a seed.
The process of removing dead, diseased, or damaged leaves or branches.
A garden bed that is elevated off the ground.
A plant that has just emerged from its seed.
A term to describe plants that do not need pollen from another plant to produce fruit.
The layer of material on the earth's crust that is composed of tiny mineral pieces, living and non-living organisms, air, and water.
The practice of using a stick, pole, or other object to support a plant as it grows.
To reduce the number of seedlings in order to allow better air circulation and light exposure.
To remove plants from one location and replant them in another.
Latticework that supports climbing plants.
Soil that is completely saturated with water.
A plant growing where it is not wanted and where it adds no value.
A plant with bark on older stems that usually survive the winter and increase in size each year.
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