how long does it take for darkling beetle eggs to hatch
Figure 1 â Beetle Egg Development Rates/Temperatures As temperature increases in the litter and floor, the period of time required for a darkling beetle egg to hatch decreases from an average of 13.4 days to 2.56 days at 100Â° F. Temperatures below 68Â° F delay egg hatching beyond the 13.4 day period.