By Scout Nelson
Targeted goat grazing is gaining attention as a natural way to manage invasive plants like buckthorn. Research teams have been studying how goats can help restore land and improve ecosystems. Their findings show that goats are useful, but they are not a complete solution on their own.
“Who doesn't love goats?” says Tiffany Wolf, DVM, PhD. Goats have been used by humans for thousands of years for food and land management. Their ability to eat shrubs, trees, and vines makes them helpful for clearing unwanted vegetation.
Studies show that goats are very effective at quickly reducing buckthorn. They are often used as an early step to clear overgrown areas. However, their impact changes over time. Buckthorn can grow back within a year, sometimes even thicker than before. This means goat grazing must be followed by other methods like cutting, herbicide use, or planting native species.
Researchers tested goat grazing in different forest areas. They compared treated areas with untreated ones over several years. Goats removed large amounts of vegetation, including some native plants.
Still, buckthorn remains strong and continues to regrow. This shows that goat grazing works best as part of a larger plan. Without follow-up efforts, the land can return to its original condition.
“So while goats can help create an opening, managers need to fill that opening with desirable plants,” she says, “and put just as much energy into keeping those plants healthy as they do into keeping buckthorn at bay.”
Experts also note that timing matters. Goats mainly eat leaves during the growing season, but they can damage bark in colder months, which may help control larger plants.
“They're not a panacea, but they're also not bad,” says Daniel Larkin, PhD.
Overall, goat grazing is a helpful tool for land management. However, long-term success depends on careful planning, repeated actions, and strong efforts to restore native ecosystems.
Photo Credit: pexels-pavel-bondarenko
Categories: Minnesota, Livestock, Goats & Sheep