Most Common Lantana Plant Pests:
Identification and Treatment Guide

Lantana plants are popular choices for gardeners due to their vibrant flowers and ability to attract pollinators like butterflies and hummingbirds. However, like any other plant, lantanas are susceptible to pests that can damage their foliage and compromise their overall health. In this article, we will discuss the most common lantana plant pests, how to identify them, and effective treatment methods.

1. Whiteflies

Whiteflies are tiny, winged insects that feed on the undersides of lantana leaves. They suck sap from the plant, causing leaf yellowing, wilting, and stunted growth. Additionally, whiteflies excrete a sticky substance called honeydew, which can attract ants and promote the growth of sooty mold.

To identify whiteflies, gently shake the lantana plant or tap its leaves. If you see small white insects flying around or notice a cloud of whiteflies rising from the foliage, it’s likely an infestation.

To control whiteflies on lantana plants, you can use insecticidal soap or neem oil. Apply these treatments according to the manufacturer’s instructions, focusing on the undersides of leaves where whiteflies often gather.

2. Aphids

Aphids are another common pest that attacks lantanas. These small insects feed on the sap of young shoots and leaves, causing distortion and curling. They can also transmit viral diseases to the plant.

To identify aphids on lantana plants, look for clusters of small, soft-bodied insects on the tips of stems and undersides of leaves. You may also notice a sticky residue on the foliage caused by their honeydew.

To control an aphid infestation, you can try spraying the affected plant with a strong stream of water to dislodge them. Alternatively, you can use insecticidal soap or neem oil to kill the aphids. Be sure to thoroughly cover all affected areas.

3. Spider Mites

Spider mites are tiny pests that are difficult to see with the naked eye. They feed on the sap of lantana leaves, causing yellowing, stippling, and webbing on the foliage. Heavy infestations can lead to leaf drop and weakened plants.

To identify spider mites on lantanas, carefully inspect the undersides of leaves using a magnifying glass. Look for fine webbing and tiny specks that move when disturbed.

To control spider mites, you can spray the affected plant with a strong stream of water to dislodge them. You can also use insecticidal soap or neem oil to kill the mites. Repeat the treatment every few days until the infestation is under control.

4. Caterpillars

Caterpillars are the larval stage of butterflies and moths. While many gardeners appreciate these insects for their role in pollination, some caterpillar species can be destructive to lantanas.

The most common caterpillar pest on lantana plants is the tobacco budworm. These caterpillars chew holes in leaves and flowers, causing significant damage.

To identify caterpillar infestations, look for chewed leaves, ragged edges, and droppings on and around the plant. You may also find caterpillars themselves hiding on the undersides of leaves or within folded leaves.

To control caterpillars on lantanas, manually remove them from the plant and relocate them elsewhere. Alternatively, you can use organic insecticides like Bacillus thuringiensis (Bt) that specifically target caterpillars.

5. Slugs and Snails

Slugs and snails are common pests in gardens and can also attack lantana plants. They feed on the leaves, leaving large irregular holes and a slimy trail behind.

To identify slug and snail damage on lantanas, look for irregularly shaped holes in leaves and a silvery slime trail along the ground or on plant surfaces.

To control slugs and snails, you can manually remove them from the plant and relocate them away from your lantanas. You can also use organic slug and snail baits that are safe for use around pets and children.

In conclusion, dealing with pests is an inevitable part of gardening, but with proper identification and treatment methods, you can effectively control common pests that attack lantana plants. Regular monitoring and prompt action can help keep your lantanas healthy and thriving, allowing you to enjoy their beautiful blooms throughout the growing season.