Contact Us

Contact Info

Dr. Misha Manuchehri
371 Agricultural Hall
Oklahoma State University
Stillwater, OK 74078

Phone: (405) 744-9588
FAX: (405) 744-0354

Ambrosia trifida (giant ragweed)

giant ragweed
Ambrosia trifida                                   

Identifying Characteristics:

Seed:  m

Seedling:  a

Mature Plant: 

Method of Propagation: seed

Life Cycle: w

Bryson, Charles T. & Michael S DeFelice. "Weeds of the South."

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