Managing Invasive Blackberry with Fall-Applied Herbicides

Managing Invasive Blackberry with Fall-Applied Herbicides

The USDA Plants database lists more than 20 Rubus species (and associated hybrids) that were introduced to North America. Himalayan blackberry (Rubus armeniacus) and cutleaf blackberry (Rubus laciniatus) are the two most widespread of the invasive blackberry species.

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Are Fall Herbicide Applications Effective on Perennial Invasive Plants?

Are Fall Herbicide Applications Effective on Perennial Invasive Plants?

Each year Techline receives questions from readers about treating broadleaf perennial weeds in the fall—including whether it is an effective application timing, what weeds are most susceptible to fall herbicide treatments and WHY? We interviewed seven weed scientists who work in natural areas about their research results and thoughts regarding fall application timing for perennial invasive plant control. 

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