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Nepeta × faassenii (garden catmint) – a hybrid of garden source with gray-green foliage and lavender flowers. It is drought-tolerant and deer-resistant. [2] The cultivar 'Walker's Low' was named Perennial of the Year for 2007 by the Perennial Plant Association. [6] [7] Nepeta racemosa (raceme catnip) – commonly used in landscaping. [6]
Japanese knotweed is seen in flower. Yellowish-white flower spikes appear in August and September, making now the best time of year to identify and report occurrences of this invasive species.
Nepeta × faassenii, a flowering plant also known as catmint [1] and Faassen's catnip, is a primary hybrid of garden origin. The parent species are Nepeta racemosa and Nepeta nepetella . It is an herbaceous perennial , with oval, opposite, intricately veined, gray—green leaves , on square stems.
Abby Deneau points out a large patch of invasive knotweed on Tuesday, Aug. 2, 2022, at Grand Woods Park in Lansing. Michigan's invasive species watchlist includes information on several bugs ...
Non-native invasive species can disrupt ecosystems because they do not have natural predators, or other ecological checks-and-balances. Thus, with less competition from native species, non-native populations can explode. [9] Invasive insects and pathogens have eliminated entire tree species from forests of the United States in as little as decades.
The invasive red swamp crayfish comes from the southeastern U.S., but was discovered for the first time in southern Michigan in 2017. Populations are now found up to mid-Michigan, Foreman said.
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Nepeta nepetella, common name lesser cat-mint, [2] is a low-growing species of catnip belonging to the family Lamiaceae. It is native to France, Spain, Italy, Algeria, and Morocco. [1] [3] Subspecies [1] Nepeta nepetella subsp. aragonensis (Lam.) Nyman - Spain, Algeria, Morocco; Nepeta nepetella subsp. laciniata (Willk.) Aedo - Sierra Nevada of ...