Even though the growing season is in full swing now, some tree species are losing their leaves. The extended cool, wet weather this spring has created prime conditions for foliar diseases, especially anthracnose and apple scab.
Vegetables must be harvested at the proper stage of maturity in order to obtain the highest quality produce. The harvest and storage recommendations for broccoli, cauliflower, and cabbage are listed below.
This spring we are seeing a large number of evergreen trees and shrubs with winter injury. Winter injury usually results from the interaction of low temperatures, frequent freeze/thaw cycles and rapid cooling and thawing rates.
Have you planned for the Worker Protection Standard (WPS) this spring? If you employ workers in your agricultural operation, you probably know about this Standard that went into effect January of 1995. Written by the U.S.
Now is the time of year many will be noticing carpenter ants in the home. These "large, black ants" are very abundant in Iowa and a common household pest.
American visitors have always admired the colorful window boxes on Swiss homes. These planters are filled with mound of cascading ivy geraniums. Gardeners want to know if these plants can be grown like that in our part of the world.
After a slow spring, lawns are finally starting to come to life. While recent rain has been a welcome sight, you may still be finding brown spots in your lawn.
Insect and mite pests can appear on houseplants at any time of the year. However, now would be a good time to check houseplants for scales insects, mealybugs and spider mites.
The general definition of an annual is a plant that germinates from seed, flowers, and sets seed, and dies in one season. Then to complicate matters some annual plants are referred to as hardy annuals or half-hardy annuals.
Impatiens Necrotic Spot Virus (INSV), formerly designated as Tomato Spotted Wilt Virus strain impatiens, is a serious disease of greenhouse flower crops such as impatiens, gloxinia, cyclamen, cineraria, begonia, and exacum.
Every spring, advertisements appear in newspaper and magazines extolling the virtues of plant material and garden products. Some of the advertisements are clearly fraudulent. Their claims are too unbelievable.
We hear a great deal regarding the use of color in the garden. Various combinations of color can catch people's attention while other combinations create a sense of space. Color can be envisioned as having three dimensions.
A native of Mexico, marigolds have been grown in gardens throughout the world for hundreds of years. Today, they are one of the most popular bedding plants in the United States.
The ability of a tree or shrub to survive an Iowa winter depends on the seasonal change in its metabolism to a quiescent or dormant state known as acclimation.
