Tree nurseries and public green: introduce predatory mites against spider mite
29 May 2016
When temperatures start rising, pests become more active. That definitely applies to spider mite. “It’s difficult to predict when exactly the first spider mites will appear on the leaves of young trees”, says John Van Eijk, advisor at Biobest Nederland. “In greenhouses, spider mites may already be active now, but outdoor growers have a little more time to take action.”