They look for:
Rodents
Frogs
Insects
Water sources
Cool hiding places
Tall grass
Wood piles
If a yard provides shelter and food, snakes may stay nearby regardless of repellents.
Smells Alone Are Not Enough
Many online claims exaggerate the effectiveness of natural snake repellents. Strong odors may discourage snakes temporarily, but they rarely solve the problem completely.
The best approach combines:
Clean landscaping
Sealed entry points
Rodent control
Reduced clutter
Occasional scent deterrents
1. Garlic
Why Garlic May Discourage Snakes