Fertilizer applied in liquid form to the plants foliage in a fine spray.

The process of hastening a plants growth to maturity or bloom.

A?characteristic of good soil. Rich in organic matter, friable soil crumbles easily, allows water and oxygen to reach plant roots.

The term used to describe the branch and leaf structure of a fern or members of the palm family.

The condensation and freezing of moisture in the air. Tender plants will suffer extensive damage or die when exposed to frost.

Plants that have been genetically manipulated to create a "new" plant that would not be produced by normal biological reproductive means. Genetically engineered plants are regulated by the USDA, FDA, and EPA in the US. Gray Water-untreated water that is not suitable for drinking but can be used for irrigation purposes.

The process that transforms the embryo within a seed into a seedling.

The choking of a branch by a wire or other material, most often in the stems of woody plants that have been tied to tightly to a stake or support.

The uniting of a short length of stem of one plant onto the root stock of a different plant. This is often done to produce a hardier or more disease resistant plant.

a method of gardening that uses gardening products and techniques that are bio degradeable, generally organic and environmentally-friendly.

A group of plants usually used to cover bare earth and create a uniform appearance.

The number of days between the average date of the last killing frost in spring and the first killing frost in fall. Vegetables and certain plants require a minimum number of days to reach maturity, so be sure?your?growing season is long enough.

Refers to plants that can withstand long periods of damp or cold weather but may be damaged by frost.

The process of?gradually?acclimatizing greenhouse or indoor grown plants in stages to different temperatures or to outdoor growing conditions.

The ability of a plant to withstand low temperatures or frost, without artificial protection.