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Monday 8am - 5pm Tuesday 8am - 5pm Wednesday 8am - 5pm Thursday 8am - 5pm Friday 8am - 5pm

Maricopa County Master Gardeners

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Phoenix, AZ
Maricopa County Master Gardeners

Maricopa County Master Gardeners use science-based research to educate and advise home, school, and community gardeners to grow responsibly in the low desert.

Master Gardeners volunteer their time and expertise http://bit.ly/jyBh9 Our Goals:
Increase efficiency of people's landscapes. Decrease excessive use of pesticides, water, and fertilizers. Decrease amount of green waste in landfills. Increase school and community gardening efforts.

12/04/2025

DIG ONLINE Caring for Citrus in the Desert

Thursday March 19, 2026 - 6:15-8:15 p.m. on Zoom

Registration Required: https://events.trellis.arizona.edu/en/f44lNu67/g/jKMfGecQ5Z/dig-online-caring-for-citrus-in-the-desert-4a3UV4BZ5h/overview

Speaker: Maricopa County Master Gardener Cathy Rymer

Whether you're new to citrus growing or looking to improve your results, this presentation offers practical tips to keep your trees in top condition and enhance fruit production. Join us to learn a little about the varieties of citrus you can grow, planting, pruning, watering, and fertilizing citrus, plus simple solutions for common pests and diseases.

Registration $20 non-refundable.

Zoom link and materials (if any) will be emailed the day prior to the event.

Registration closes 1:00 p.m. Wednesday, March 18, 2026.

12/02/2025

Build Your Own Tiny World: Craft a Magical Terrarium to Take Home in This Hands-On Class! 🌿✨

DIG IN-PERSON WORKSHOP- Create an Ecosystem in a Bottle: Terrariums!

Sunday, February 1, 2026, 2:00 PM - 4:00 PM
Early Bird Pricing ends Jan 1, 2026

Register at https://events.trellis.arizona.edu/en/f44lNu67/g/jKMfGecQ5Z/dig-in-person-create-an-ecosystem-in-a-bottle-terrariums-4a3UV4BZ45/overview

Speaker: Maricopa County Master Gardener Jan Schreier

Terrariums create a great way to grow plants that like more humidity than Arizona’s arid environment, and once set up, they are incredibly self-sufficient and excellent for a no-fuss indoor display of plants. Learn about how to build one right, then make one in class. Materials and plants provided. There will be lots of photos and examples for inspiration.

EARLY BIRD REGISTRATION $40 (register by January 1, 2026) non-refundable.
REGULAR REGISTRATION $50 (January 2-January 31, 1 p.m.) non-refundable

11/26/2025

Spring Gardening: How to Maximize Warm-Season Harvests

Thursday, January 22, 2026
6:15-8:15 p.m. on Zoom

Register at: https://events.trellis.arizona.edu/en/f44lNu67/g/jKMfGecQ5Z/dig-online-spring-gardening-how-to-maximize-warm-season-harvests-4a3UKgGtZ8/overview

Speaker: Maricopa County Master Gardener Angela Judd

Spring in the low desert is one of the best times to grow, but the season can be short and every day counts. In this class, you’ll learn how to prepare your garden for our favorite warm-season crops like beans, squash, and tomatoes. We’ll cover the fundamentals of successful gardening: soil, sunlight, timing, and watering. Along with practical tips to extend the season and make the most of your harvest.
Registration $20 non-refundable.

Zoom link and materials (if any) will be emailed the day prior to the event.

Registration closes 1:00 p.m. Wednesday, January 21, 2026.

11/25/2025

If you want to relax around your pool instead of scooping stuff out, choose plants wisely. Come by the Water Conservation Office at 16126 N Civic Center Plaza, Surprise on Saturdays, 9a-12p for tips. We'll even be there this weekend.

11/23/2025

Treat your self this Holiday Season to a Tomato Gardening Class!!

DIG IN-PERSON- How To Grow The Perfect Tomato in the Low Desert

Sunday, January 11, 2026 - 2:00 PM - 4:00 PM
Registration required: https://events.trellis.arizona.edu/en/f44lNu67/g/jKMfGecQ5Z/dig-in-person-how-to-grow-the-perfect-tomato-in-the-low-desert-4a3UKgGtQJ/overview

Learn which tomatoes grow best in the low desert and how to grow them successfully in our low desert. Our presenter Carol Stuttard will explain when, how and what tomatoes to grow for the best production and experience. She grows over 30 varieties of heirloom tomato plants, producing over 800 plants which she sells to the public.

IN-PERSON CLASS: This class will be in-person at the University of Arizona Maricopa County Cooperative Extension, 4341 E Broadway Rd, Phoenix, AZ 85040

Registration: $20 non-refundable.

11/18/2025

Ask a Master Gardener at the Surprise Water Conservation office, which plants these lovelies need to avoid. We're there every Saturday 9a-12p at 16126 N Civic Center Plaza. City of Surprise Government

11/13/2025

Did you know that kurapia uses much less water than turf and will still give you a green lawn? Ask a master gardener about how you can save money and resources when you remove your turf. Every Saturday 9a-12p at City of Surprise, 16126 N Civic Center Plaza. Surprise Xeriscape Garden Tour @surpriseazgov Surprise Community Garden - CFAA

11/11/2025

🪲 Hurry! Registration ends THIS WEDNESDAY (Nov 12 at 1:00 p.m.) for **DIG ONLINE: Gardening to Attract Beneficial Insects** 🐞

📅 **Thursday, November 13, 2025**
🕡 **6:15 p.m. – 8:15 p.m.**
💻 **LIVE on Zoom**
💲 **$15 (non-refundable)**

**Speaker:** Emily Heller

Simple gardening practices attract helpful bugs that can keep pest populations in check. Learn how to entice and retain these marvelous creatures as an essential component of a healthy, balanced garden environment.

🔗 **Register NOW** – Spots are limited!
https://events.trellis.arizona.edu/en/f44lNu67/g/jKMfGecQ5Z/dig-online-gardening-to-attract-beneficial-insects-4a3UKgGsv0/overview

11/03/2025

Have you ever thought about using a water stake or an olla for your watering needs. Stop by the Surprise Water Conservation office, 16126 N Civic Center Plaza, on Saturdays, 9a-12p to ask master gardeners about watering options for your garden. Surprise

10/31/2025

Thank you to our wonderful Master Gardeners, our public shoppers, Metro Tech High School, our prize donors, and vendors that made Fall Festival & Plant Sale a success!! Hope to see you next year!!

10/29/2025

Dr. Ayman Mostafa has been officially appointed as the County Extension Director for Maricopa County Cooperative Extension, starting October 27.

Since 2022, he has served as our Interim Director, leading with collaboration, innovation, and a strong focus on community impact. In addition to this new role, Dr. Mostafa will remain the founding Director of the University of Arizona’s first Extension Emerging Center, the Arizona Center for Urban Smart Agriculture, where his leadership is advancing urban food systems and smart agriculture across the state.

We celebrate this milestone and the continued growth of our initiatives under Dr. Mostafa’s leadership. 👏

Address

4341 E Broadway Road
Phoenix, AZ
85040

Opening Hours

Monday	8am - 5pm
Tuesday	8am - 5pm
Wednesday	8am - 5pm
Thursday	8am - 5pm
Friday	8am - 5pm

Telephone

+16028278201

Website

https://extension.arizona.edu/programs/maricopa-county-master-gardeners

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