Hundreds of species of small wasps called gall wasps live in the forests of North America. Hundreds more species of them are spread worldwide. In Southeast Missouri oak trees are a favorite host plant ...

Context Explanation

Galls are abnormal growths on the leaves and twigs of many plants. The oak trees in the Skiatook area have two kinds of galls, a leaf gall and a twig gall. Both are caused by tiny wasps. Galls provide ...

Insight Material

Marin Independent Journal: Oak leaves turning brown? Could be the two-horned oak gall wasp Many coast live oak (Quercus agrifolia) trees are showing unusual browning in their canopies in the last month or two. If you look carefully, you may see small, crescent-shaped galls forming on the ... Tallahassee Democrat: Eastern horned gall wasp may be culprit in laurel oak's decline We moved last year and we have a new place with more trees! Trees are an important feature for us.

Final Conclusion

Our new location has two and a half acres. We have five maples and 12 red oaks! We enjoy walking ... abc13: What are oak galls, and why could there be more in Houston this fall? HOUSTON, Texas (KTRK) -- Oak galls are popping up everywhere this fall! They're the tiny, fuzzy yellow or brown balls on oak leaves and branches.

You could spot one or two, then dozens around the same ...