BLOOMINGTON, Ill. – Eliminating honeysuckle from Hedge Apple Woods has been a persistent challenge. However, this invasive shrub is not the only species causing issues as wintercreeper has also invaded certain areas in Hedge Apple Woods. Jack Muirhead, Master Naturalist and project liaison for the...

The glow of the intense bright red color, corky ridges on the branches, and bright orange or red berries  of your neighborhood burning bushes may entice you, but remember planting and growing them will lead to further degradation of the Illinois wildscape. The ornamental berries of this common...

Chances are if you have driven along any country road in Illinois, you have seen a tall plant with a spiky silvery thistle-like flower head swaying in the wind. What you may not know is that this plant hides a sinister side. Cutleaf teasel (Dipsacus laciniatus) and...

They are crawling on the windows, walls, and houseplants, newly rescued from the lower night temperatures of the fall. They could be hanging out on your dishes, doing a balancing act on your toothbrush, resting in your clothing or hair, or be a rather interesting ornament on your Christmas...

Originally published by Kelly Allsup on May 17, 2021. Wild parsnip often makes headlines because of its negative effects on naïve gardeners and hikers. Wild parsnip along with giant hogweed and poison hemlock are types of carrots gone bad. Each has negative impacts to human health,...

 A new invasive species in Illinois may prevent vigilant gardeners from sharing divided perennials. Jumping worms, also called crazy worms or snake worms, are species of earthworms that deplete nutrients in the soil which in turn affects plant growth. Jumping worms are...

Originally published by Kelly Allsup on May 7, 2021. If you didn’t know, we are cultivating invasive trees in backyards and urban settings. Tree-of-heaven (Ailanthus altissima) and Amur corktree (Phellodendron amurense) are outcompeting surrounding plants...

Do you see those beautiful white flowering trees lining the streets and backyards? These delicate white blossoms, made brighter by the months of winter endured, are actually an environmental hazard to the Illinois wilds. Callery Pear season is upon us. It’s actually ...