0 1 2. With very few predators, garlic mustard is able to out compete other plants that are native to the area, causing a collapse in the ecosystem. If they have a strong garlic smell, then it’s most likely Garlic Mustard. The biennial herb Garlic Mustard ( Alliaria petiolata ) is widely recognized as a serious threat to natural habitats and their biodiversity. It was brought to North America in the early 1800s for use as an edible herb. There are also records from Ottawa in 1891 and Kingston in 1898. Register to get answer. Garlic mustard’s growth in Ontario’s forests threatens the West Virginia White butterfly, a species of Special Concern in Ontario. Garlic Mustard … This collapse in the ecosystem allows garlic mustard to thrive even more, sending the entire area into a downward spiral. The first record of Garlic Mustard in Ontario was in Toronto, in 1879. Available in the early spring and high in vitamins A and C, it has a strong, distinctive smell similar to garlic. The garlic mustard can be distinguished from these plants by the garlic/onion smell that the leaves, and stem emit when crushed. Since its introduction, Garlic Mustard has spread throughout Southern Ontario, becoming a serious invader and threat to Ontario’s biodiversity. Invasive Plant Atlas of the United States - Garlic Mustard. Garlic Mustard seeds fall close to the parent plant, but are … Garlic Mustard. Native To: ... Ontario's Invading Species Awareness Program (Canada). Be the first to answer this question. Asked by Wiki User. Garlic mustard, hedge garlic, sauce-alone, jack-by-the-hedge, poor man's mustard, jack-in-the-bush, garlic root, garlicwort, mustard root. Garlic Mustard grows little, white flowers that have four petals each. Answer. The seeds, which form from flowers on the second year plants, can remain dormant in … Garlic mustard was brought over from Europe as a culinary herb in the 1800s. Original Distribution: Garlic mustard was originally found in Northeastern Europe, from England east to Czechoslovakia and from Sweden and Germany south to Italy. Who doesn't love being #1? The best time to pull Garlic Mustard is in early spring, April or May, so right now. The best way to identify Garlic Mustard is to crush the leaves. Garlic mustard is considered one of Ontario’s most damaging invasive forest plant species due largely to its ability to spread quickly throughout many different habitats. “Garlic mustard is considered one of the most problematic and common invasive species in Ontario forests. Biology Identification Impacts Prevention & Control New York Distribution Map. How did garlic mustard come to Ontario? This invasive herb is native to Europe, and was once sought after as an edible plant, due to its richness in … Many factors contribute to garlic mustard's rapid spread in North America. Garlic Mustard can look like several native Ontario plants. 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