Cunningham's Encyclopedia of Magical Herbs - Scott Cunningham 1985
Tomato
The Herbs
(Lycopersicon esculentum, L. spp.) Fruit: G; Greens: X
Folk Names: Love Apples, Kamatis, Guzungu
Gender: Feminine
Planet: Venus
Element: Water
Powers: Prosperity, Protection, Love
Magical Uses: Place a large red tomato on the mantle to bring prosperity to the home. Replace every three days.
When a tomato is placed on the windowsill or any other household entrance it repels evil from entering. The plants in the garden are protective, since the yellow flowers and bright red fruits scare off evil.
The tomato, when eaten, has the power of inspiring love.