snake repellent

Common active ingredients shown in these listings include cedarwood oil, sulfur, and naphthalene.

Granular repellents are typically placed or sprinkled around the perimeter of the area you want to protect. Some product instructions specify forming an unbroken line or continuous band; follow the manufacturer’s directions for exact spacing, band width, and amount to use.

The electronic devices shown are primarily solar-powered; some list optional batteries while others state no battery is used.

Electronic devices are described as producing vibrations, seismic or ultrasonic pulses and waves intended to warn or startle snakes and other burrowing pests.

Most listings target snakes. Some electronic devices and stake repellents also list moles, gophers, voles, and groundhogs, and a few reference rodents in general.

Several descriptions state the formulas or devices can be used around people, pets, and plants when used as directed; other entries include standard warnings such as keeping products out of reach of children.

Granular instructions advise applying granules around the perimeter and forming bands of specified widths. Example guidance in the listings: lay bands about 4–5 inches wide for garter snakes and about 8–12 inches wide for rattlesnakes; products also note placing or sprinkling granules around the affected area.