seedlings growing in soil

New & Events

View our latest events, workshops, and happenings.

Pest & Weather Updates

Stay informed with regular updates on weather, insect, disease and weed activity!

Fact Sheets & Resources

Resources for all of your gardening and agriculture needs.

Master Gardener Program

A cooperative effort to provide unbiased horticultural info to the community.

Horticulture Clinic

The Clinic offers diagnostic services and info for all your gardening questions.

Fertilizer Certification

Exam, certification, and regulatory information.


This program serves as a resource for accurate, unbiased information on plant management for municipal agencies as well as for agricultural producers, members of the Green Industries and the public. Trained volunteer Master Gardeners assist in the delivery of educational programs to the public.


The Cape Cod Cooperative Extension Horticulture Clinic is open to handle gardening questions, test soil samples for pH, and answer diagnostic questions. Questions can be submitted by calling the Clinic (508) 375-6700 or by sending an an email to

Please be as detailed as possible with your question. For questions that involve insect, plant, weed identification, or disease/mysterious problem solving, please include high quality pictures with your email so that we can make a conclusive diagnosis. For pointers on how to take high quality diagnostic photos click here.

Soil and Diagnostic samples can be dropped off at 212 Mid-Tech Dr., W. Yarmouth. Soil Submission Form and Diagnostic forms will be available below the black mailbox at the front door. Please be sure your sample is accompanied by one of these forms and that your sample is clearly marked with your name and any pertinent information.  Samples can be placed in the mailbox when complete.  Soil is tested at no cost to residents and the limit is 5 samples per household.

For more extensive soil testing including nutrients and fertilizer recommendations – use the UMass Soil Testing Lab. Instructions on how to take a soil sample.

You can also mail your soil samples:
Cape Cod Cooperative Extension
Soil Test
PO Box 367
Barnstable, MA 02630