Caterpillars feed on leaves, causing defoliation and weakening the plant. Some caterpillars may also create webbing or hide inside folded leaves.

Grasshoppers feed on leaves and flowers, causing extensive damage and defoliation. Their feeding can weaken the plant and inhibit flowering.

Plumeria caterpillars feed on leaves, leading to defoliation and weakened plant health. They may also cause extensive damage to flowers and buds.

Plumeria grass loopers feed on leaves, causing defoliation and weakening the plant. They may also damage flowers and buds.