Garden Variety

Thanks to storms and severe weather, tree limbs are down while tree stress is up. But there are ways to help the timber in your area and to keep damage from happening. We talk with Iowa State University professor of horticulture Jeff Iles about helping trees with storm damage, as well as preventative measures to consider before the next round of severe weather.

Native plants improve biodiversity and help local insects and wildlife thrive. Dani Gehr sits in for Charity Nebbe, and she talks with Iowa State Extension horticulture specialist Ray Kruse about what natives have succeeded in his garden and what plants he's needed to pull.

Advice for trees and perennials in need.

There are a lot of different factors that can derail a fruit crop, even after your blossoms have survived the last frost. It was a tough spring for many fruit crops, but if you are lucky enough to have some fruit on your tree, there are a few things you can do to help them thrive. Iowa State Extension Horticulture Specialist Randall Vos joins us to discuss what we should be doing when it comes to...

Often called the "queen of climbers," clematis are known for their beautiful blooms and ability to add height to your garden. These vining members of the buttercup family make a beautiful addition to almost any yard and they are in full bloom right now. Cindy Haynes, professor of Horticulture at Iowa State University and Aaron Steil, Iowa State University Extension Horticulture Specialist join the...

When you flip through the pages of your favorite garden catalog, your eye might be caught by any number of new varieties of your favorite plants. All of the new plants at your garden center or in that garden catalog have to be tried and tested before they make it to market. Horticulturist Jessie Liebenguth of Reiman Gardens joins the show to talk about how new plant varieties are tested, and we'll...

The oak is the state tree of Iowa. It’s a keystone species that provides habitat for a variety of wildlife species, including over 500 species of butterflies and moths. But Iowa’s oak woodlands are disappearing at an alarming rate. Iowa Department of Natural Resources District Forester Mark Vitosh said planting a diversity of trees is crucial for a resilient canopy.

Fire blight can spread fast through orchards and backyard fruit trees, leaving growers scrambling to protect their crops. We talk with Iowa State University assistant professor and fruit tree specialist Suzanne Slack about how fire blight develops, what warning signs to look for and the impact it can have on fruit trees across Iowa.

The magic of spring has done its work. Iowa is green again, and with lawns waking up across the state, it’s time to start thinking about spring yard care. From knowing when to mow for the first time to getting your grass off to a healthy start, the season’s first lawn decisions can shape how your yard looks all summer long.

Blueberry bushes can be a rewarding addition to any garden, but getting them to thrive takes the right balance of soil, sunlight and care. From choosing the best variety to understanding soil acidity, successful growth starts well before the first berries appear. Guest host Meghan McKinney talks with Randall Vos, Iowa State University Extension horticulture specialist, about the best tactics for g...

A towering oak, a giant sycamore, a stately walnut-big trees are awe-inspiring, but sometimes the landscape needs a little tree. Today, Iowa State University Horticulturist Jeff Iles gives his picks for trees on the smaller side.

We can't save the whole world on our own, but we can save our own backyard. 'National Geographic' photographer Joel Sartore has spent his career championing biodiversity and promoting conservation. His Photo Ark project aims to photograph every species living in captivity. So far, he has photographed nearly 18,000 of them. But Joel said he feels just as good about planting prairie in his yard as h...

The earliest blossoms of spring are here. Iowa State University Horticulturists Aaron Steil and Cindy Haynes talk about columbine, bleeding heart, lungwort and their other favorite spring blooming perennials.

When you encounter an insect in a surprising place it can be alarming, particularly if you’re one of the many people who has an uncomfortable relationship with insects. Entomologist Zach Schumm of Iowa State University joins to give us the tools we need to decide if an insect is a pest or something we should leave in peace.

Catalog descriptions and garden center tags can make every cultivar sound like the best one, but firsthand experience can make all the difference. Horticulture specialist Dan Fillius of Iowa State University shares the cultivars he loves to plant and what makes them stand out in a home garden.

When plants start growing and insects start buzzing, plant diseases aren't far behind. There's no way to protect your garden from everything that can go wrong, but there are things you can do to prevent some common diseases. Chelsea Harbach of the Plant and Insect Diagnostic Clinic at Iowa State University joins to discuss disease prevention.

When you plant a tree, the hope is that it will remain healthy and strong for decades but the recommendations for what to plant often change faster than the trees themselves, sometimes creating frustration and even controversy. On this Horticulture Day, we talk with Jeff Iles, professor of horticulture at Iowa State University, about how recommended plant and tree lists are created and why they so...

Spring is the perfect time to start planting fruit trees, bushes, vines and brambles. While it may take some time before you can enjoy the fruits of your labor, choosing the right cultivars can make all the difference in creating a successful home harvest. Randall Vos, an Iowa State University Extension horticulture specialist, talks about how to select the best cultivars for your garden.

A few days of sunny weather in late winter or early spring, and the bugs are immediately back. It raises questions like, how do these tiny creatures survive in subzero conditions? We explore that question with Laura Iles, director of the North Central Integrated Pest Management Center.

Our relationship with fruit trees is a little different than our relationship with other trees. Iowa State University’s Suzanne Slack shares advice about when and how to prune fruit trees, vines and bushes.

Extremely cold temperatures can put pressure and tension on trees as the outside freezes faster than the inside. This can cause cracks in the tree. Frost cracking has been around forever, but only recently has the idea of “exploding trees” gone viral. In this bonus episode, DNR Forester Mark Vitosh joins us to bust some myths and give advice on what to do if your tree does crack.

Some trees, like oaks, need to be pruned during the dormant season to avoid diseases — though you'll likely want to wait for warmer winter days. Mark Vitosh, district forester with the Iowa Department of Natural Resources, joins the show to talk about winter tree maintenance.

African violets are beautiful, endlessly varied and just finicky enough to make growing them a rewarding challenge. Iowa State University horticulturists Cindy Haynes and Aaron Steil talk all things African Violets and share gardening New Year’s resolutions.

Have you got your Christmas tree yet? If you haven't, there's still enough time to check out your local ditch. In this bonus episode, we hear from one caller about his holiday tradition of sourcing his tree from the side of the road.

As winter holidays like Christmas, Hanukkah and the solstice bring light into the darkest time of year, we’re taking a closer look at the plants tied to those traditions — beyond poinsettias and Christmas trees.