June 9, 2017

Plant and Insect Diagnostic Clinic Update - June 9, 2017

Symptoms of hops downy mildew

The following are highlights and updates about samples and questions recently received in the Plant and Insect Diagnostic Clinic. Visit the PIDC's Facebook page to ask questions and for updates and more pictures. For more information on a particular disease or insect problem listed, follow the article cited.

Proper Watering Procedures


Because of the recent hot, dry weather, some individuals have begun to water their gardens.  Gardeners can save water and money by watering properly.  Proper watering may also prevent disease problems.  Two important aspects of watering are frequency and timing. 

Frequency

Honey Bee Swarms are Common but Not Dangerous


Swarming is a natural process in the life of a honey bee colony.   Swarming occurs when a large group of honey bees leaves an established colony and flies off to establish a new colony, essentially creating two from one.  Swarming is a natural method of propagation that occurs in response to crowding within the colony. Swarming usually occurs in late spring and early summer and begins in the warmer hours of the day.

Master Gardener Growing Season Webcasts


The Iowa Master Gardener program will host three Growing Season webcasts this summer. Master Gardeners will gain educational hours while learning about urban tree selection, gardening with youth and landscaping for wildlife.


When Should You Begin to Harvest Fruit from New Plants?


Going through the process of planting fruit-bearing plants for gardens and landscapes is exciting, but it does require some patience. Read about when you should allow fruit trees and plants to bear fruit and begin harvest in the Iowa State University Extension & Outreach Yard & Garden news release for June 7, 2017.

Identifying and Handling Tree Root Issues


Trees are an essential part of any landscape, but their roots can create issues. How can surface and shallow roots affect their surroundings? Is construction a problem?  Learn answers to these questions and more in the Iowa State University Extension & Outreach Yard & Garden news release for June 1, 2017.

Handling and Harvesting Strawberry Plantings


Fresh strawberries are easy to grow and a favorite of many across Iowa, but growers can still encounter issues caused by weather conditions or connected to a timely harvest.  Learn more about harvesting strawberries in the Iowa State University Extension & Outreach Yard & Garden news release for May 24, 2017.