Pineapple weed is a problem in spinach and other vegetable crops. When crushed the leaves have the distinct fragrance of pineapple. It is a winter annual and difficult to control. The flower closely resembles mayweed except there are no ray flowers.
![Photo of Pineapple Weed](images/large/pineappleweed-full.jpg)
Photo by Dr. John Meade, weed scientist emeritus
Rutgers NJAES Cooperative Extension
![Photo of Comparison of Pineapple Weed and Corn Chamomile Flowers](images/large/pineappleweedandcc-full.jpg)
Photo by Dr. John Meade, weed scientist emeritus
Rutgers NJAES Cooperative Extension