Aphids
( tobacco aphid ) on various vegetable and ornamental crops. Aphis gossypii ( cotton aphid ), mainly on Cucurbitaceae, but also on chrysanthemums, and [...] length. They have a pear-shaped body with long antennae and two tube-like structures called tubercles on their rear end. Color: Aphids can be a variety of colors [...] are slow-moving and tend to cluster on the undersides of leaves, where they feed on plant sap. They may also be found on stems, buds, flowers and fruit. Damage: