Over the Fence (Alameda County)

Protect citrus trees from the invasive Asian Citrus Psyllid. Learn how you can help prevent the spread of this harmful pest.

Plant propagation is a rewarding practice that allows home gardeners to multiply their favorite plants, save money, and share beloved species with friends and family.

Learn how to identify and manage the invasive Tree of Heaven with guidance from UC Master Gardeners of Alameda County. Protect your landscape today!

When we think of gardening, our minds often drift to the vibrant colors of blooming flowers, the lush green of growing vegetables, and the satisfaction of a bountiful harvest.

Invasive species threaten California's home gardens and more importantly California's agriculture, ecology and environments. Invasive species are non-native (or exotic) species whose introduction is likely to cause economic or environmental harm, or harm to human health.