12 of the Most Common Weeds

We will help you identify these unannounced guests.

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Lamb's Quarters is one of the 12 most common weeds Lamb's-quarters
Chenopodium album
Annual; spreads by seeds; height to 3 feet; found across U.S.; flowers June through October.

Hoe or pull plants as you see them. Mulch seedlings heavily. Leaves are edible.

Photo: (cc) Franken Stoen/Flickr

Read More: Weeds You Can Eat!

 


 

Common ragweed is one of the 12 most common weeds Common Ragweed
Ambrosia artemisiifolia
Annual; spreads by seeds; height to 3 feet; found across U.S. (not northern ME, WI, or MN) and central and eastern Canada; flowers July through October.

 

Hoe seedlings and mow larger plants. Mulch or plant cover crops on fallow areas. Plants can be composted if haven't gone to seed. The pollen is a common cause of hay fever and allergies.

Photo: (cc) Frank Mayfield/Flickr

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