Field Notes

Troubleshoot returning spider mites by checking live pests, release coverage, heat, humidity, spray history, and gaps between prevention sachets.

Judge Californicus by live spider mites, spreading damage, and new growth—not by whether old leaves heal or every predator stays visible.

Use Californicus bottles for active spider mites and sachets for prevention. Learn placement, repeat-release planning, and how to protect the predators.

Meet Californicus, the predatory mite used against spider mites. Learn how it finds prey, what else it eats, and why staying power has limits.

Some spider mites turn orange as winter approaches. Behind the costume change is a survival strategy involving long nights, borrowed fungal genes, and plans for spring.

You released the predators. Your plant still looks terrible. Here’s how to tell whether the spider mites are losing ground—even before the leaves give you anything to celebrate.

Nearly all of these are decisions rather than products, which is the good news: a decision can be made differently next time. The most expensive one is buying a second lot to fix a first lot, when the room was the problem both times.