Featured Programs

Ask Your Gardening Question LIVE

Register for an upcoming Q&A session, connect with plant health experts from the UW-Madison Division of Extension, and get answers to all your plant questions!

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2025 Plant Disease Talks

Each month, the UW Plant Disease Diagnostics Clinic hosts a Zoom webinar on a plant disease-related topic. View the 2025 schedule and webinar descriptions here.

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Latest Horticulture News

Timely Articles for Spring Gardens

▶ Watch: How do Pesticides Affect Pollinators and Songbirds in Your Yard

▶ Watch: How do Pesticides Affect Pollinators and Songbirds in Your Yard

In this video, you will learn what research studies have found about how pesticides affect pollinators and songbirds. You will also learn about what people have done to help in their yards and communities to aid pollinator health and habitats.

Growing Vegetables in Containers

Growing Vegetables in Containers

This article provides practical tips on growing plants in containers. With a few tips, growing plants in containers can be easy!

Fungus Gnats on Houseplants

Fungus Gnats on Houseplants

Fungus gnats (Family Sciaridae) are insects commonly associated with overwatered houseplants. They can become a nuisance when they are present in large numbers and fly around inside a home. In most situations, fungus gnats are a cosmetic problem. However, on occasion, fungus gnat larvae can cause plant damage.

Phenology

Phenology

Phenology is a branch of science that studies the life cycles of plants and animals with seasonal changes and weather. Learn more in this factsheet.

Mulches for Home Gardens and Plantings

Mulches for Home Gardens and Plantings

Boost your garden’s production with mulches. This publication shows when to use organic mulches, like bark or leaves, and synthetic mulches, like plastic sheets, and teaches how to apply them.

Extending the Garden Season

Extending the Garden Season

Cold frames and hot beds, hoop houses, cloches, and floating row covers allow gardeners to grow plants earlier in spring and later in fall. Get ideas that will work for you in this factsheet.

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