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The Mediterranean Oak Borer (MOB) is an invasive ambrosia beetle that infests several species of white oaks in California: valley oak, blue oak, and Oregon oak. The beetle is spreading rapidly in Napa, Lake, Sonoma, and Sacramento Counties and has been detected in neighboring El Dorado, Yolo, and Mendocino…
Integrated Pest Management--Managing pest with environmentally sound methods, and answers to your "bugly" problems. Come and hear about multiple techniques for effective pest control that are the least toxic. Discover methods to keep bad pests away and encourage beneficial insects, all…
Dive into the world of container gardening with Master Gardeners. Learn everything you need to know to create a thriving container garden in any space – from choosing the right container, to plant selection and planting techniques, and the how to-s of container plant care.
Learn how to successfully grow two of the most popular garden vegetables: tomatoes and peppers. Topics covered will be how to plant seedlings in the garden, methods of pruning and training growing plants, and diagnosing and resolving problems including pests.
2025 Spring Plant Give and Take The Plant Give and Take event is a FREE event for all community members to exchange plants and other garden items, presented by the Merced Colony Grange with volunteer help from UC Master Gardener Program of Merced County.
Are you brand new to gardening, but have a burning desire to learn proper practices? Have you had some gardening experience, but not much success achieving healthy plants? Plan to attend MG Sheri Burke's free public education class on "Back to Basics.
Last month, we shared on our blog that UC IPM's website was undergoing changes to redesign and update the content to improve not only the overall look, but accessibility for those with disabilities to be in compliance with Title II of the Americans with Disabilities Act (ADA). We also…
Help raise awareness of invasive species by participating in the California Invasive Species Action Week (CISAW) held June 6-14, 2026! Invasive species are non-native pests that can negatively impact our waters, native ecosystems, agriculture, health, and economy. Each day during the week, UC IPM will…
Many tools are available to help gardeners, pest management professionals, and growers practice sustainable pest management without the use of pesticides. Sometimes, however, a pest infestation is too high or nonchemical methods haven’t worked, so the next solution might be to use a pesticide. Pesticides are…
Will your garden soil produce well? One of the best items to check is your soil pH or acidity. pH stands for the “potential of hydrogen” and is a scale that indicates whether your soil is acid or alkaline (basic). The pH scale runs from 0 to 14 with 7.0 being neutral. If your pH is below…
