Garden Troubleshooting

...We have many resources available on our site that can answer many of your questions but if you are still having difficulty, you can fill out the form below and a UC Master Gardener will get back to you.

Lambert Yuri, Unsplash > Types of weeds > Life cycle of weeds > How to identify weeds > Managing weeds > What to do when you already have weeds > What you should know about weedkillers > How to prevent weeds Weeds are generally defined as any plant growing in a place where you dont want it, or a pla...

Master Gardeners are trained educational outreach volunteers with the University of California Cooperative Extension program; they provide practical scientific horticulture and gardening information to gardeners in their communities across California.

Gardening extremes occur when unexpected weather conditions challenge plant growth and survival. Frost, heat, floods, wind, and drought are all environmental changes that can result in plant injury. Plant damage can be sudden and severe or it may occur over time.

Open Garden Days 251 South Barretta St., Sonora First Saturday of the month (Feb- Nov) 10:00am 1:00pm Open Garden Days are an opportunity to roam the Garden, watch what we are doing, find out what we are growing, attend a demonstration and ask questions about your garden and landscape.

Wikimedia Commons > Physical factors > Environmental factors > Mechanical factors > Chemical factors Stormy weather, lack of water, drifting herbicides, freezing temperatures, transplant shock, compacted soils, mower injury, and lack of nutrients are some examples of factors that can damage plants.

Garden Help Have a sick plant, an ailing tree, mysterious spots on leaves? Chat with a UC Master Gardener via Zoom to diagnose your plant problems. You can also listen and learn while other people ask their questions. Priority will be given to questions emailed in advance; instructions are in the Zoom…

The UCCE Tuolumne County Master Gardeners, in conjunction with Foothill Collaborative for Sustainability (FoCuS), presents the Annual Seed Share Event on Saturday, February 22 from 10:00am 3:00pm at Saint Matthews Lutheran Church, 13880 Joshua Way, Sonora CA. It all starts with the seeds.

Frost injures plants by causing ice crystals to form in plant cells. This makes water unavailable to plant tissues and disrupts the movement of fluids. Frost-damaged leaves appear water-soaked, shrivel, and turn dark brown or black.

Garden Help Please review our plant diagnosis questions before contacting us. It will help you gather information so we can better assist you. For many issues, our Garden Help pages or the UC Integrated Pest Management website may give you the answers you need.