Got Gardening Questions? The Master Gardener Hotline for Solano County has the answers! The Solano County Master Gardener Hotline is available 24 hours a day, 7 days a week. Our message center will take your questions and information. Please remember to leave your name, phone number, a description of your problem and your address. A Master Gardener will return your call and research your problem. Written material can also be sent to your home about most gardening problems. The Hotline is attended most times by volunteers 5 days a week, Monday through Friday. The Master Gardener Hotline number is (707)784-1322. Master Gardeners also have an email account where you can send your gardening questions in via email. mgsolano@ucdavis.edu