How do you get rid of frangipani caterpillars They're killing my trees.?

To get rid of frangipani caterpillars, you can manually remove them by handpicking them off your trees. Alternatively, you can use a neem oil or insecticidal soap spray, which is effective and less harmful to beneficial insects. Ensure to apply the treatment in the early morning or late afternoon to avoid harming pollinators. Regularly monitor your trees for any new infestations and repeat treatments as necessary.