Learn what a hackberry emperor butterfly looks like and where to find one. Also find out the caterpillar's host plant.

Each week, the Intro to Trees of Indiana web series will offer a sneak peek at one species from the book, paired with an ID That Tree ... the hackberry or Celtis occidentalis. This species is easily ...

I was standing at Pavilion 1 in Lancaster County Central Park one day early in June when a hackberry butterfly landed on my left arm. Immediately its long, straw-like mouth came out and I could ...

There are five native walnut species in North ... elm and hackberry trees. Walnuts are specifically deciduous trees, 30 to 130 feet tall with pinnate leaves containing five to 25 leaflets.

AMES | Knowing how to properly care for trees and how to identify harmful tree abnormalities is a great skill for all tree owners to have. However, not all tree abnormalities are harmful.

With many trees and shrubs now bereft of leaves and ... come into focus. A tree that many people hardly notice captures my full attention — specifically, its bark. Hackberry bark will not ...

Unluckiest of all for a tree ... species can be found puddling in the mud. Hackberry emperors will puddle right on your hand. Combine all the juicy caterpillars dining on hackberry leaves and ...

A hackberry tree defoliated by hackberry emperors is pictured inside the gate to the Fitch Natural History Reservation. Hackberries are considered a native species, but some folks would prefer ...