Active ingredients: worth the investment?

Active ingredients are biological living microorganisms, such as bacteria or fungi and/or their by-products that are used to enhance plant growth, reduce plant pathogens that can cause plant diseases, and/or reduce insect populations. They are highly valued for complementing an IPM program, and they can be used to improve crop performance, but are they worth the investment?

Lance Lawson, Horticulture Specialist at Premier Tech Growers and Consumers, took part recently in a Greenhouse Management Webinar, asking precisely this question.