Author(s): T.R. Roper Want a bumper crop of berries this year? Learn to determine your lime, organic matter, and fertilizer needs for raspberries, blueberries, grapes, currants, and gooseberries (4 pages). Download Article
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
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 […]
Karen Delahaut, UW-Madison Fresh Market Vegetable Program Revised: 5/17/2012 Item number: XHT1085 The word phenology is derived from the Greek word phaino meaning “to show” or “to appear”. Phenology is a branch of science that studies the relationships between periodic biological events—usually the life cycles of plants and animals—and environmental changes. Natural events such as […]
Karen Delahaut, UW-Madison Fresh Market Vegetable Program Revised: 8/6/2012 Item number: XHT1086 Indicator plants are not always suitable for the timing of pest management practices. You may not have the critical indicator plant nearby to time local activities, or there may not be a good indicator plant for a particular pest’s crucial life stage. Another […]
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 […]
Because of our climate, Wisconsin always has a risk of spring frosts. Temperatures below 28°F will injure or kill flowers or immature fruit. This factsheet will briefly outline critical temperatures at different stages of flower development, and describe how a gardener might protect against late season frosts.
Scott Craven, Scott Hygnstrom, Philip Peterson Revised: 1/24/2001 Item number: G3083 Illustrates numerous methods for protecting crops and other property from deer. Offers designs for deer fences and other constructions, along with a list of repellents and scare devices (8 pages). Download Article
Amy Gibbs* and Brian Hudelson, UW-Madison Plant Pathology Revised: 5/31/2005 Item number: XHT1105 What are bird’s nest fungi? Bird’s nest fungi are a group of organisms named for their resemblance to miniature bird’s nests. These fungi can be found all over the world, growing and reproducing on decomposing organic matter. In temperate regions, bird’s nest […]
Brian Hudelson, UW-Madison Plant Pathology Revised: 5/11/2010 Item number: XHT1004 What is herbicide damage? Herbicide damage is any adverse, undesired effect on a plant that is caused by exposure of that plant to a pesticide designed for weed control (i.e., a herbicide). Any plant can be subject to this problem. What does herbicide damage […]
Micro irrigation has numerous advantages over sprinkler irrigation and can be used in greenhouses, orchards, vineyards, fields, lawns, and gardens. Learn about the components that comprise a micro irrigation system along with the benefits (reduced water usage, reduced potential for foliar diseases, reduced energy costs, etc.) and drawbacks these lower pressure systems provide.
Floating row cover is a great addition to any vegetable garden, as it can be used for several different purposes and is easy to use. Learn more about these specially designed fabrics in this article.