Jump to navigation

The University of Arizona Wordmark Line Logo White
Home

Search form

  • Explore
  • Locations
  • Calendar
  • Directory
  • Publications
  • Give
  • About

Master Gardener Program

University of Arizona Pima County Cooperative Extension

Plant & Gardening Questions?

Our Extension office and popular "walk in" Master Gardener Plant Clinic remain closed due to Covid-19. However, our dedicated and knowledgeable Master Gardener volunteers are still available to support your home gardening questions by using our Master Gardener Plant Clinic Question Form.

If you are located in the Green Valley area please contact us via email uacemg@gmail.com or phone 520-648-0808

Photo Tips:

  • Make sure your photos are in focus
  • Plant and/or symptom is clear in the photo
  • Avoid glaring sunlight or shade
  • Include a ruler, pencil or coin in photo to indicate scale.

Free Online Gardening Talks

Now Accepting Applications for 2021 Pima County Master Gardener Training Class

  • Application deadline is April 30, 2021
  • Apply by completing and submitting the Application Form
  • Financial Assistance Form - A limited amount of funding may be available to help offset the registration fee.
    If you'd like to be considered , please complete the Financial Assistance Form and submit with your application.

Seasonal Gardening "Best Practice" Reminders

January February    March April
May June July August
September October November December

The Tucson Garden Handbook 4th edition

The Tucson Garden Handbook is a guide for helping people successfully garden in our desert environment.  It can be used by gardeners at all levels of expertise, but is especially helpful for those new to desert gardening.  The Handbook includes how to grow: cacti and agave, desert adapted trees, vegetables and herbs, citrus, flowers and roses.  It also contains guidelines for watering, working with your soil, integrated pest management, and much more.
Purchase the Tucson Garden Handbook at one these Tucson area retail location. 

  • View all locations here

*Thank you to #ThisIsTucson for adding the Tucson Garden Handbook to your "2020 Summer Reading Challenge"!


Pima County Master Gardeners 2020 Spring Plant Sale (CANCELLED)

UPDATE [3/16/2020] In support of our community's health and following guidance from the University of Arizona, Centers for Disease Control and others, we are postponing this year's sale. Please stay tuned for further updates as we continue to monitor the situation. 


Tucson Area Gardening Links

  • Community Gardens of Tucson
  • Desert Survivors: A plant nursery with an employment program for adults with developmental disabilities. 
  • Green Valley Gardeners:  A service club of gardeners
  • Native Seed/SEARCH
  • Rose Society of Tucson
  • Sierra Vista Area Garden Club
  • Tohono Chul Park 
  • Tucson African Violet Society
  • Tucson Area Iris Society
  • Tucson Audubon Society
  • Tucson Botanical Garden
  • Tucson Bonsai Society
  • Tucson Cactus and Succulent Society
  • Tucson Orchid Society
  • Tucson Organic Gardeners
  • University of Arizona Insect Collection:  Insect identification. 
  • University of Arizona Herbarium:Identification of native and naturalized plants of the southwestern US and northwestern Mexico
  • Watershed Management Group 

Related Content

  • Pima Home
  • Pima MG Home
  • Free Online Gardening Talks
  • Plant Question Form
  • About Us
  • Like Us on Facebook
  • Subscribe to Newsletter
  • Donate
  • Pima MG Partnerships
  • Demonstration Garden
  • Facebook
  • Twitter
  • Youtube
  • Instagram
cals.arizona.edu
State Administration Office
1140 E South Campus Dr
PO Box 210036
Tucson, AZ 85721-0036
Call Us
  • Questions/Comments
  • Preguntas/Comentarios
  • Employment Opportunities
  • Volunteer Opportunities
  • Employee Resources
  • Website Log In

Legal Disclaimer | University Privacy Statement | ADA/504 Compliance

© 2021 The Arizona Board of Regents on behalf of The University of Arizona.