Welcome to part 2 of our 2-part series on organic fertilizer! This week we're talking about Phosphorus and Potassium. These two nutrients are responsible for many vital plant functions, including root growth, flower production and fruit development. Please consider supporting this podcast through our Patreon page. All of our Patreon supporters have access to our online community forum where you can chat with Hilary and Kellie, as well as your fellow listeners:  https://www.patreon.com/encyclopediabotanica Don't forget to Tweet us @seattleurbnfarm using hashtag #EBpodcast with your garden questions!