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Yard and Garden


Find current home gardening information about plant care, plant recommendations, growing & harvesting, pest management, and household pests written by Iowa State University Extension specialists in the Departments of Horticulture and Plant Pathology, Entomology & Microbiology. 


Timely Topics

picture of sweet autumn clematis flowers underneath the vine

Trending Topics

Keep up-to-date on gardening topics. 

Learn more about what is blooming around Iowa, what are some common gardening questions, frequent pests for the week, and timely tasks for the garden and landscape.

Harvesting columbine seed.

How to Grow Perennials from Seed

Growing perennials from seed provide a cost-effective way to get a diverse mix of perennials. Learn about collecting and sowing seed, breaking dormancy, and the germination requirements of several common and easy-to-grow-from-seed perennials.

Gardening in the Air event banner.

Gardening in the Air Virtual Symposium Returns in 2024!

The 2024 Gardening in the Air virtual symposium is on Saturday, October 19, 2024. It features presentations from three tracks, including Gardening in a Changing Environment, Edible Vegetables, and Nature Critters. Learn more about this free educational opportunity and register to attend.

Green tomatoes on plant.

Ripening of Green Tomatoes

As the growing season winds down, many gardeners have abundant green tomatoes that won’t ripen before frost. Green tomatoes can be harvested and ripened indoors using these steps.

Fall leaves on the lawn.

Late Summer and Fall Lawn Care

There are many things to do to the lawn starting in mid-August through October. To keep lawns healthy and thriving, adjust mowing height, aerate, seed or overseed new and thin lawns, remove fallen leaves, water as needed, and fertilize.

Tithonia rotundifolia 'Fiesta Del Sol.'

Winning Flowers Perfect for Your Pollinator Garden

A few All-America Selection winners perfect for adding to your pollinator garden next year include a celosia, blanket flower, and Mexican sunflower. Read more about these winners in this article.

Growing Chrysanthemums in the Garden

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Growing Chrysanthemums in the Garden

Chrysanthemums reach their peak when most annuals and perennials are winding down for the season. Mums also offer gardeners a wide range of colors and flower forms and only require moderate levels of maintenance. Learn more about growing these fall favorites!

Yard and Garden News

Yard and Garden: Fall Color FAQ

Horticulturists with Iowa State University Extension and Outreach answer questions about how fall color forms and provide recommendations on trees and shrubs with colorful fall foliage.

Record 4-H Horticulture Exhibitors at the Iowa State Fair

Iowa 4-H celebrated record-breaking participation of over 600 entries in the 4-H Horticulture Show, held Aug. 10 at the 2024 Iowa State Fair.

Habitat Safety Series to Be Featured on the Habitat University Podcast

Learn safety best practices and get advice from a wildlife specialist with Iowa State University Extension and Outreach. A five-part podcast series will cover safety tips that can save limbs and lives.

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Iowa Gardening News provides timely information and reminders all year from Iowa State University Extension and Outreach.

Garden Variety Podcast

Garden Variety Podcast

Whether you're a master gardener, just getting started or somewhere in between — there's always something new to learn in your garden.