Beneficial Insect Mix

The most common issue is aphids multiplying on the mix’s nectar plants, which can quickly attract more pests and lead to sticky honeydew. Spray a targeted stream of water on infested tips first, then use insecticidal soap only on the affected plant parts in the early morning, avoiding blooms and any visible beneficial insects. If you need repeat treatment, spot-treat rather than spraying the whole bed so you don’t disrupt predatory insects that are feeding on pollen and nectar.

For most beneficial insect mixes, the plants should be allowed to flower fully—start expecting peak beneficial activity when the first major blooms open across the patch. If the mix is intended as a short-lived flowering “season,” mow or cut back when most flowers have started to fade and before you see heavy seed set (typically late summer to early fall depending on your mix). Leave some flowers longer if possible so you maintain nectar and pollen support while beneficial insects complete their life cycle.