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Acid Soil | A soil with a pH lower than 7.0 is an acid soil. (a soil pH higher than 7.0 is alkaline) Basically, pH is a measure of the amount of lime (calcium) contained in your soil.
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Acre | A measure of land totaling 43,560 square feet. A square acre is 208.75 feet on each side.
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Aerate | Loosening or puncturing the soil to increase water penetration.
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Aerobic Compost | Composting activity that goes on with the use of oxygen. This is a quicker, but more labor intensive method resulting in compost that can be spread over the garden.
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Air Layering | A specialized method of plant propagation accomplished by cutting into the bark of the plant to induce new roots to form.
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Alkaline Soil | A soil with a pH higher than 7.0 is an alkaline soil. (a soil pH lower than 7.0 is acidic) Basically, pH is a measure of the amount of lime (calcium) contained in your soil.
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Amendments | Organic substances added to the soil to improve moisture retention, oxygen level and nutritive content.
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Anaerobic Compost | Composting without the use of oxygen. This process requires little to no effort, but requires more time to mature. Annual-a plant with a life cycle (from seed to flowering, fruiting, and dying) of one full growing season, typically one year in duration.
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Annuals | Plants whose life cycle lasts only one year, from seed to blooms to seed.
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Aphids | Insects that look like black, yellow, green or white grains of rice. Aphids suck the juices of new growth on plants.
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Apical Bud | Apical buds, also called terminal buds, are at the tip of a plant stem.
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Aquatic Plants | Plants which grow in, live in, or live on the water.
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Arboretum | A garden with a large collection of trees and shrubs cultivated for scientific or educational purposes.
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