Acer negundo, or the boxelder maple, is the only maple with divided leaves. Its three to seven light green leaflets have a similar appearance to some ash trees, giving it one of its other common names ...

Maple trees are classified in a family of their own, the Aceraceae.The word Acer is derived from a Latin word meaning "sharp," and the name refers to the characteristic points on the leaf lobes ...

Trees, weeds, grasses, and even some of our favorite flowers are culprits.. But pollen isn't all bad. It's essential to the reproduction of plants, the survival of insects, and the entire food web.

There is a common native tree that helps wildlife survive winter by providing both food and shelter. That tree is the humble box elder, Acer negundo. Even though they are a type of maple, box ...

Grasses can irritate eyes and sinuses, too. The scale ranks Bermuda (except sterile male varieties), Johnson, Kentucky, orchard, sweet vernal and timothy grasses among the highest for allergens.

The worst plants for pollen allergies and what to avoid The return of the spring garden can be dreaded by many allergy sufferers. Here's a list of allergy-inducing plants to avoid this season.

This site is provided to Mr. Freedman by Dr. Jules Janick, Emeritus Professor and Former James Troop Distinguished Professor of Horticulture. The content on this site is provided and maintained by Mr.

Many highly familiar plants belong to the family: for example, the distinctive maple leaf on the national flag of Canada is that of Acer negundo, aka the box elder. Acer yangbiense was first ...