Curt Arens MIX OR NOT: Farmers can achieve multiple goals at the same time by planting diverse mixtures of cover crop seeds, but considerations such as herbicide programs, goals for cover crop plantings and timing of termination all play a role in the decision about which seeds to include in a mixture. Extension Crop Connection: There are advantages and a few drawbacks with diverse mixes of cover crops. Katja Koehler-Cole, Fernando Krupek, Christopher Proctor and Andrea Basche | Jun 02, 2021 Suggested Event Jun 15, 2021 to Jun 17, 2021 The decision whether to mix species or plant a single species as a cover crop depends on your goals, time of the year and costs. Mixes can increase biodiversity on a farm and also can insure against weather extremes, since different species will thrive in different weather conditions. Mixes can help fulfill multiple producer goals if they complement each other.