Training and Pruning Apple Trees

Author(s): T.R. Roper Proper training and pruning helps to maximize production of high-quality apples. This illustrated guide shows how and when to prune. Download Article

Root Rots in the Garden

Brian Hudelson, UW-Madison Plant Pathology and Laura Jull, UW-Madison Horticulture Revised:  5/20/2011 Item number:  XHT1072 What is root rot? Root rot is a general term that describes any disease where the pathogen (causal organism) attacks and leads to the deterioration of a plant’s root system.  Most plants are susceptible to root rots, including both woody […]

Scale Insects

Scale insects feed on many plants, but are often overlooked because they are immobile and many types look like small bumps that just might be plant parts blending in with the leaves, twigs and branches. These insects secrete a waxy covering – that gives them their common name – to protect them from the environment and predators. Learn more about this group of inconspicuous and atypical insects in this article…

Growing Pears in Wisconsin

Teryl R. Roper, Daniel L. Mahr, Patricia S. McManus Revised:  7/5/2010 Item number:  A2072 Pears are among the easiest tree fruits to grow. This 28-page publication covers everything you need to know for successful fruit production: rootstock selection and planting tips, fertilization and tree care, harvest, and storage. Includes detailed information on managing disease and […]

Fruit Crop Pollination

Author(s): Teryl R. Roper For fruit to develop, pollen must be transferred from the anther to the stigma. Find out which crops require pollen from the flowers of a different cultivar to set fruit, and which can set fruit on their own (3 pages). Download Article

Backyard fruit care tips for summer season with Vijai Pandian (August 16, 2019)

By mid- to late summer the grapevine smothers out the fruit clusters and tends to outgrow beyond its trellis. This leads to poor air circulation around the plant, blocking light penetration and paving the way to fungal diseases like downy mildew and powdery mildew that decimate the fruits. Selective leaf removal around the fruit clusters […]

Hardiness Maps

Some plants can survive colder winter temperatures than others. Zone of cold hardiness refers to the plant’s ability to survive the winter. It plays a key factor in selecting landscape plants for the region. USDA has classified the entire United States into 13 plant hardiness zones based on their average, annual minimum temperature during 30 […]

Indoor Citrus

Even though we can’t grow oranges and grapefruits outdoors in the Midwest, it is possible to keep a citrus tree as a houseplant in a warm, sunny room. Even if your plant never produces fragrant blossoms and brightly colored, ornamental fruit, the shiny, dark green leaves make citrus an attractive container plant. Learn more about the long history of citrus throughout the world and how you can grow your own…

Reducing Soil pH

Sherry Combs, formerly of the UW-Madison Soil and Plant Analysis Lab Revised:  10/27/2007 Item number:  XHT1151 Is your soil pH too high?  Probably not, although the popular press urges most gardeners to question whether their garden soil pH is ‘right’.  Only a soil test for pH can indicate whether the pH is ‘right’, and ‘right […]

When Are Apples Ripe?

Teryl R. Roper Revised:  7/5/2010 Item number:  A3743-E This fact sheet helps you determine when various apple cultivars are ripe and ready to pick as well as providing tips on harvesting and storing your bounty. Download Article

Home Fruit Insecticides

Authors: PJ Liesch, Annie Deutsch, and Christelle Guédot, UW-Madison Division of Extension Last Revised: 11/13/2019 X-number: XHT1098 Managing fruit crop insect pests can be very challenging.  Pest control involving multiple approaches (referred to as “integrated pest management”) is generally the most effective and safest strategy.  Before taking any management action, make sure to correctly identify any insect pest. […]

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.

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