Non-Native Plants and Insect Diversity

The herbivore spicebush butterfly caterpillar (Papilio troilus) on spicebush (Lindera benzoin), one of its host plants.

The herbivore spicebush butterfly caterpillar (Papilio troilus) on spicebush (Lindera benzoin), one of its host plants.

Not only do native plants do a better job of hosting and supporting local insect communities than their non-native counterparts, but a University of Delaware study shows that non-native plants are compounding the problem of declining species diversity by supporting fewer herbivores across landscapes.  

Read what researchers Karin Burghardt and Doug Tallamy found in Insect diversity: Team looks at effects of non-native plants on herbivores at PHYS.org.