Q.Rabbit poop pills
I know it makes a good fertilizer. How often in the growing season should I add the fresh pills to my flower beds and planted flower pots?
You should follow the manufacturer's directions on the packaging if you purchase this material. As far as when the best time is to fertilize, that depends on the type of flowers -- you can search the flower name(s) on https://www.gardeningknowhow.com for tips on fertilizing. For more information on using rabbit dung as fertilizer, this article may help you:
https://www.gardeningknowhow.com/composting/manures/rabbit-manure-compost.htm