This Glossary is a list of terms and words relating to plants. Read information and see  pictures about plant pests, diseases, propagation methods, clean air plants, poisonous houseplants, bonsai techniques, and helpful plant products. You can explore the Glossary as a list, or link to these terms from various plant detail pages. See Entire Glossary
Showing Terms 41 to 50 of 54 total
This fungal infection has many names, because it causes so many different problems. Red Blotch is also known as leaf blotch, measles, and red spot. This disease looks worse than it is. Red Blotch causes anything from small red spo... Read More
Over-watered houseplant roots
Root rot is a condition found in houseplants with poor drainage. The roots of the plant rot as a result of over-watering. The excess water makes it very difficult for the roots to get the air that they need, causing them to... Read More
Rooting Hormone helps plant cuttings produce new roots and is very important to use if you want your propagation attempts to be successful. Always dip the cut end of a stem or leaf into water and then dip it into the rooting hormo... Read More
Deep plant saucers that collect excess water are necessary to prevent water from ruining carpets, floors, and furniture. Saucers can be placed either inside a decorative pot or basket or on the outside under the entire plant arran... Read More
Brown Scale on plant stem
Soft Brown Scale is the most common scale that attacks indoor houseplants especially ficus, ivy, spider plants, ferns, aralia, and schefflera. It appears as small bumpy brown spots that appear to move. As the scale sucks on the sa... Read More
Black Mold disease on plant leaf
Sooty Mold is a form of fungus that grows on the sugary honeydew secreted by aphids, scales, the whitefly, and other insects that suck the sap from plants. Sooty Mold is an unsightly black powder that can quickly coat the leaves o... Read More
spider mite leaf damage
Spider Mites, members of the Acari family, are small insects about 1mm in size. The most common indoor plant mite is the red spider mite (also called the two-spotted spider mite.). These pests lay their eggs on the under surface o... Read More
Gray and white tiny Springtail plant pests
Springtails are tiny (about 1/16 inch long), slender white or gray insects. You can see them in the soil or in the drip saucer underneath your houseplant. Since they don’t like being disturbed, they’re particularly visible rig... Read More
Thick leaves and stems on Succulent plants
Succulent plants, native to very dry areas of the tropics and subtropics, adapted to a limited availability of water by developing thick roots, leaves, and stems. These parts of the plant collect and store water in order to surviv... Read More
Superthrive combines vitamins and hormones to encourage plant growth both above and below the soil line. It's not a plant food so it needs to be used in addition to your regular plant food; the two can be used at the same time. Ju... Read More
Showing Terms 41 to 50 of 54 total