2024 Q&A Series:
Gardening and Landscape Questions

Register for the upcoming Q&A series to get all of your questions answered!


Growing and Caring for Plants in Wisconsin: Foundations in Gardening

Registration for the Fall 2024 course begins July 15, 2024!

In the meantime, stay informed about all our offerings, including announcements about this course. Join our mailing list to receive reminders about courses, webinars, and more!

Growing and Caring for Plants in Wisconsin: Foundations in Gardening is an online introductory course where you learn key concepts for selecting, growing, and maintaining plants – from trees to houseplants to vegetables and everything in between!


New to Gardening?

Gardening and learning to grow your own food provides many benefits, but we know it can be a bit intimidating when first starting out.
Check out our
New Gardener Resources to get your Wisconsin garden started quickly and easily.


Latest Horticulture News

Wintertime is a great time to look for galls on trees

With no leaves to block our view, winter allows us to see trunk and branch structure more clearly. We also sometimes see unusual growths, or galls, on tree trunks and branches. There are a variety of different causes, depending on the tree species.

Avoiding Winter Salt Injury on your Landscape Plants 

Winter is here!  Snow and ice on driveways and sidewalks need to be removed with each snow or ice storm that arrives. Are you looking for salt alternatives for your driveway or sidewalk?  Do you want to learn more about salt tolerant landscape plants?

Houseplants and your pets

In the depths of a Wisconsin winter, we rely on houseplants for some greenery in our lives. Hopefully, your pets aren’t doing the same. Many pets, especially cats, like to nibble on leaves of houseplants, which can be dangerous as some may be toxic or irritating to animals.

Check out Horticulture News Posts from earlier in the season!

Timely Articles for Winter Gardens

African Violets

Amy Gibbs* and Brian Hudelson, UW-Madison Plant PathologyRevised:  4/26/2010Item number:  XHT1034 What are African violets?  African violets (Saintpaulia spp.) are popular flowering houseplants in the Gesneriad family (Gesneriaceae), native to Tanzania in East Africa.  Their compact forms make them ideal for use on tabletops, windowsills, and hanging baskets.  There are many varieties of African violets, […]

Pruning Deciduous Trees

Proper pruning controls tree size, directs growth, influences flowering, and maintains tree health and appearance. Learn how in this factsheet.

Common Spiders In and Around the Home

W.L. Gojmerac Revised:  1/24/2012 Item number:  A2135 Approximately 1000 species of spiders are found in this country, living almost anywhere.  Learn about the dangers and problems and control of some spiders.

image of plant

Maintaining Your Festive Houseplants

By: Janell Wehr, Horticulture Outreach Specialist Festive houseplants are common gifts in winter. In this video, learn how to keep a poinsettia, Christmas cactus, Norfolk Island Pine and other favorite gift plants thriving.  Common gift plants are usually native to tropical locations around the world, in particular Norfolk Island Pines, holiday cactus, and poinsettias. Using […]

Planning and Designing Your Home Landscape

This publication explores landscape planning: putting the plan on paper; selecting, placing, and planting trees and shrubs; and maintaining the home grounds.

Pruning Deciduous Shrubs

Pruning controls the size of shrubs, directs growth, influences flowering, and restores plant health and appearance. Learn pruning techniques in this factsheet.

image of youth planting seeds

Seed Starting

Starting your garden from seeds might be easier than you think. Check out this article to get practical tips on starting your plants from seeds.

image of a variety of vegetable plants in a coldframe

Growing Vegetables at Home: Questions and Answers

Here are answers to the questions gardeners ask most often about growing vegetables. From asparagus to watercress, this guide covers over 50 vegetables plus other basic gardening topics.

Maintaining Lawn and Garden Tools

When it comes to digging in the garden or pruning trees and shrubs, having high quality tools that are cleaned, lubricated, sharpened and otherwise properly maintained, makes any outdoor job simpler and more efficient. Learn how to maintain your garden tools in this useful factsheet.

Using Crop Rotation in Home Vegetable Garden

Crop rotation involves changing the planting location of vegetables each season to reduce damage from insect pests, limit diseases, and manage soil fertility. Learn the basics in this factsheet.

Winter Salt Injury and Salt-tolerant Landscape Plants

Learn to recognize and prevent plant damage caused by deicing salts. Learn about alternatives to rock salt and which plants are salt-tolerant.

Houseplant Care

Amy Gibbs* and Brian Hudelson, UW-Madison Plant Pathology Revised:  5/11/2010 Item number:  XHT1033 Where do I put my houseplant in my home?  Two of the most important factors in placing a houseplant in your home are light and temperature.  Know both the light requirements of your plant and the sources of light in your home […]

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