Interesting facts # 438


Chicken Farmers add marigold petals to the chickens food, it makes the egg yolk darker.
Marigold petalsMarigold petals are considered edible. They are often used to add color to salads, and marigold extract is commonly added to chicken feed to produce darker egg yolks. Their aroma, however, is not sweet, and resembles the smell of hops in beer. The oil from its seed contains calendic acid.