Tallest Weed William Lawrence Sr Omnibit 7-25-20 Achoo. Giant ragweed is the tallest weed native to North America. It can grow as high as 12 feet. Tallest Weed William Lawrence Sr Omnibit 7-25-20 Share this:PrintFacebookTwitterTelegramMeWeWhatsAppPinterestLinkedInParlerGabRedditEmailMorePocketTumblrLike this:Like Loading... Related
Au contraire, the tallest weed is the thorny black locust tree!