Community Insider Spring 2020 | Page 27

cost of organic chemicals. Organic chemicals are more costly than non-organic chemicals, and usually require 3-4 applications to obtain the results that one application of non-organic chemicals will produce. For example, a professional landscape service provider might use an organic application first for an infestation, e.g. thrips or aphids. If the initial application does not yield the desired result, then the provider might use the chemical that most certainly will control the issue. Non-organic chemicals are less costly and usually render the desired result with one application. One alternative is to replace the plants that are threatened by an infestation, e.g. thrips or aphids, with a plant material that is less susceptible to an infestation. /cai.sd /in/caisandiego WWW.CAI-SD.ORG | 27