Gardening Glossary
Definitions for gardening terms that start withI
- incomplete flower
A flower that is missing one of the following – sepals, petals, stamens, and pistils.
- indeterminate
A plant that produces fruit continuously. This term is typically used when talking about varieties of tomatoes.
- indoor gardening
Gardening inside a structure, typically a home. This term frequently refers to caring for houseplants, but can also refer to doing more traditional styles of gardening, such as vegetable gardening, inside a building.
- insecticide
A substance that kills insects.
- iron
A trace metal that is needed for proper plant growth. Iron deficiencies in plants can result in yellowing of the leaves.
- iron chlorosis
A yellowing of the leaves caused by the plant getting too little iron.

