Winter storms and cold temperatures have been a challenge for greenhouse businesses in recent years. Storm damage to greenhouses have included racking of the frame, bending of the hoops, broken glass or torn plastic and uplifted foundation posts.
At the recent Northeast Greenhouse Conference and Expo, the “Advanced Biocontrol Panel” with Suzanne Wainwright-Evans, Buglady Consulting; Ron Valentin, Bioline Agrosciences and Jeff Marstaller, Cozy Acres Greenhouses, there were many excellent questions.
What about using wild collected lady beetles (a. k. a., ladybirds or ladybugs) for aphid control?
Here are a few take-home tips from the “Advanced Biocontrol Panel” with Suzanne Wainwright-Evans, Buglady Consulting; Ron Valentin, Bioline Agroscience and Jeff Marstaller, Cozy Acres Greenhouses.
Sweetpotato whiteflies Bemisa tabaci have been observed on poinsettias since early in the growing season. While many growers are using biological controls and are keeping them in check there may be situations where late season treatments may be necessary.