Have a gardening question? Our trained and knowledgeable Master Gardeners are here to help! Each year, we answer around 500 questions from pest problems to sick plant issues to plant recommendations for Alameda County.
You can reach us online, via email, phone, or visit us in person.
💻 Send Us a Question (Online or Email)
You can reach the Help Desk anytime by:
- Submitting your question to our online form
- Emailing us at acmg@ucanr.edu
To help us assist you quickly, please include:
- Your name, phone number, and city
Your phone number is in case we need to follow up. Your location helps us understand your climate.
- A description of the problem
Include the plant name, when the issue began, and care history—watering, fertilizing, pruning, pesticides, etc. It’s OK if you don’t have all the information, but the more you can provide, the better we can help!
- Photos, if possible
Images help us diagnose more accurately
Call or Visit the Help Desk
Prefer to speak with someone? Our Master Gardeners are available by phone or in person at our Hayward office.
☎️ Phone
(510) 670-5645 — Calls are answered during office hours. You may leave a message and we’ll call you back.
🤝 In-Person Office Hours
Dates and times are subject to change. Please call or email to schedule an in-person visit, so we can assure someone is available to assist you!
- Wednesdays: 10 am – 12 pm
- Thursdays: 11 am – 1 pm
Address
Alameda County Master Gardener Help Desk
UCCE – 224 West Winton Avenue, Room 134
Hayward, CA 94544