Northern Ohio ’s humid continental climate , punctuate by Canadian fronts that swing out across Lake Erie , create grow conditions that ideal for many weeds as it is for perennial . Several weed varieties as well as favour plants , like tulips , require a chilling flow , which the northerly part of the Buckeye State offering , to thrive . But unlike tulip , Ohio gardeners look at such weed to have no redeeming horticulture character .

Tall Fescue

Tall meadow fescue is grass that can be found mixed in with turf , along roadsides and in subject field . This European indigen was imported by settler in 1886 . It can get in many types of soil and mood conditions , and is drouth patient of . The stems of magniloquent fescue grass are round , smooth and erect , its leaves are rolled in the bud , and the prime can reach up to 16 inch tall . The seeds are royal . Although it is cultivated in southern Ohio , it originate as a weed in northern Ohio . Endophytic fungus that infects many fescue grass species make this plant potentially toxic to native grass mintage , and to cattle and horses , which can acquire wellness condition from grazing on it .

Poison Ivy

Poison ivy grows in every Ohio county and on the Lake Erie islands . It is an American indigen that ranges from Canada to South America . This perennial is well known to those who are allergic to it because its buttery toxin make severe pelt rashes shortly after photo . Time does not seem to diminish the vegetable oil ’s potential – plant scientist have acquired rashes after handling 100 - year - old industrial plant . The three - leaved works , usually having a trailing or vine - alike structure , often rise under tree , along fencing rows and beside structures because birds spread the seed found in the small , white berries . wash the stirred area with soap and water immediately after physical contact helps prevent the spread of oil to other skin areas .

Stinging Nettle

Stinging nettle is find out in northern Ohio and throughout the eastern U.S. It thrives in dampish , nutrient - rich soil found in orchards , ignore yards , dumps , ditch and flood plain . Stinging hairs located on the stem and adage - toothed leaves irritate hide upon tangency and cause pain , lump and apathy . Each tomentum has a knifelike peak that give out off and acts like a hypodermic needle when brushed up against . Symptoms last up to a few hour and resolve themselves on their own . twinge nettle spread by underground rootstock , make it difficult to eradicate . The stalk are mostly unbranching and grow up to 6 ½ metrical unit tall , usually in turgid bunch .

Prickly Lettuce

briary lettuce , a Eurasiatic native , grow along sidewalks , driveways , in alleys and other area that are usually dry , although it also grows in moist areas like irrigated fields and garden plots in northern Ohio and south through Florida . It is an erect biennial that grow as a little potato of leaves the first year and then shoot a magniloquent stem with yellow , daisy - alike blossom up to 7 feet tall . The leaves are prickly along the edges and have shrewd thorn on the bottom . The plants reproduce by seeds with white , feathery hairs that are carry on the wind .

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