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UMass Cranberry Station

The mission of the UMass Cranberry Station is to maintain and enhance the economic viability of the Massachusetts cranberry industry through research, extension and to serve the public welfare by supporting economic development and protection of the environment. We have specialists in Plant Pathology, Entomology, Environmental Physiology, Plant Nutrition/Cultural Practices, Weed Science/Integrated Pest Management, and Floriculture. The Cranberry Station, located in southeastern Massachusetts, is recognized as a leader in the United States and worldwide for research and outreach programs on cranberry culture.


In This Issue:

News from the Entomology Lab, News from the Weed/IPM Lab, Preliminary Keeping Quality Forecast, and Station News

Our website is currently going through some updates. To request a hard copy of the May 3, 2024 Cranberry Station Newsletter please email Robyn Hardy at

IPM Message

The IPM Message for June 14, 2024 has been posted! This message will be updated each Friday until late July-early August. You can also listen to the weekly message by calling 617-928-4000, available 24/7. Please contact Katie Ghantous or 508-970-7634 if you have any questions, concerns, or information to convey for the message. Read the current IPM message.

2024 Preliminary Keeping Quality Forecast

The forecast is for VERY POOR preliminary keeping quality. To read more about the 2024 preliminary keeping quality click here.

2024-2026 Chart Book

The 2024-2026 Chart Book has arrived!  You can pick up your copy or you can choose to have your copy mailed to you, the  mailing fee is $8 (per book). Please contact Robyn Hardy or 508-970-7635.


Growing Degree Days (GDD) until June 2, 2024

Dee model (base 44 and Jan 1):603.4 F

WI simple (base 41 and April 7): 710.4 F

WI complex (base 41, max 86 and April 7): 755.5 F