Check the undersides of the leaves, and you might find the culprit: large groups of aphids and/or the sticky residue they leave behind after feeding. (Or, on plants with tightly-packed leaves like ...
They spread by producing crawling young which find new areas to colonise then produce young. In July winged forms fly off to infest other plants. Breeding stops in autumn when immature aphids seek ...
"Aphids are attracted to new, lush green growth, so overfertilized houseplants are their favorite host plants," she says. "They also tend to attack plants whose defenses are down, which means ...
As the aphid feeds, it uses molecules in its saliva to alter the growth of the plant it’s feeding on to serve its own purposes. Aphids are small insects that feed on the sap of plants. They can be ...
Designed to introduce students and research workers to insect herbivore-host dynamics, this book uses the interaction between aphids and trees as a model. Challenging the belief that population ...
The aptly named woolly aphids are fluffy white little things, and often look like blobs on your trees. They typically gather on older trees or those that have suffered stress from lack of food ...