Blue Hydrangeas, Cattails and Birdseed Shells

In this episode we talk about the common belief that the shells of sunflower seeds "poison plants." We also discuss why some people can grow blue mop head hydrangeas but others have a hard time getting them to flower. You'll learn about the importance of cattails in nature and to a forager, and hear about preserving a #LeafStackChallenge.   :28 True or false? Birdseed shells poison plants. Are they really allelopathic? (Allelopathy is a biological occurrence when an organism/plant produces one or more biochemicals that influence the germination, growth, or survival, of other organisms/plants.) 4:43 Plant Noob: Can you grow blue hydrangeas where you live? 14:47 Eat/Drink/Grow: Cattails (Typha latifolia) 21:17 Love Letters & Questions: Can I preserve my leaf stack challenge?