Horticulture

Purple flower with bumblebee on it
Whether you're a first-time gardener or a seasoned Master Gardener, Illinois Extension's collection of resources can answer a variety of questions!

Where can I find information on composting?

Where can I find downloadable fact sheets on house plants, trees, pollinators, vegetable gardening, etc?

Is there a seasonal newsletter that I can subscribe to?

Gardening Question?

Call, email, or visit any of our Extension Offices for answers to any and all gardening and lawn care questions, including vegetable and fruit gardening, pest management, tree or shrub care, and more. If possible, bring samples in a container or plastic bag, or take photos to help with identification and disease problems.

You may also submit a question here.

Tomato hornworm on green leaf

Insects and Diseases

Not all insects are harmful! Learn how to identify the beneficial insects and those that cause damage. Find out how to support pollinators and keep your garden and landscape healthy with easy-to-understand, research-based information. 
Red tomatoes growing on a vine

Small fruits

Find information on small fruits that are popular with home gardens
Green sprouts growing in test tubes

Plant Clinic

Turn to the University of Illinois Extension Plant Clinic for diagnosis of plant diseases and insect pests, plant, insect, arthropod and weed identification, and more. Management recommendations are included with diagnoses.

Horticulture Staff