Hotter temperatures may render natural insect repellents less effective against mosquitoes, according to a new study.

A study found that heat reduces the effectiveness of natural mosquito repellents like citronella and catnip oil by desensitizing TRPA1, a receptor mosquitoes use to detect irritants. At temperatures ...

Yet because their receptors are desensitized in warmer temperatures, natural substances like citronellal and catnip oil, known for their repellent properties, would be less effective.

Catnip prefers soil with a neutral pH, says Sons, but warns against excessive fertilizer. “It needs to be fed very lightly if fertilizer is being used, because fertilizers can reduce the oil ...

Hotter temperatures may render natural insect repellents less effective against mosquitoes, according to a new study.Researchers found that a pain ...