bacbbe5f_elphia_County_Master_Gardeners__How_to_DIY
[Management Method] Bury Garlic Bulbs [Who/What it Manages] Burying a piece of Mother Nature’s natural insect repellent! Burying garlic, is a Farmer’s Almanac-style trick to eradicate pests from houseplants. Garlic is a natural repellent to large numbers of soil & leaf loving pests. Too many to list. [How to DIY] 
Using one clove of garlic per pot, bury the clove into the soil about halfway. If garlic begins to sprout, pull and transplant in garden then replace or allow to grow, trimming back the green shoots. Replace monthly for best effects. You can use the garlic clove with or without the skin.
Philadelphia County Master Gardeners
How to DIY