Phytoseiulus

Phytoseiulus is a genus of mites in the Phytoseiidae family. A predatory mite this is the most frequently used mite predator to control two-spotted spider mites in greenhouses and outdoor crops grown in mild environments. Adult females are approximately 0.5 mm long, reddish in color, pear shaped and active at room temperature, Immatures & males are smaller and lighter in color. Eggs are oblong. About 80% are females. At optimum temperatures Phytoseiidae can develop from egg to adult in 7 days and live for up to 1 month. A well-fed female will lay about 50 eggs in her lifetime. Prey consumption is up to 7 adult spider mites or 20 eggs per day. The ecological impact of introducing a foreign organism into a naive biosphere remains untested.
Environment
Ideal temperature range is 70–85°F (20–30°C) with relative humidity of 70–80% inside the plant canopy. Minimum temperature for activity is 50°F (10°C). This predator does best when humidity is 60...