I've been homeschooling my kids for several years. These are podcasts that I've found useful to homeschooling parents. Homeschool moms and dads are the target audience for some of these podcasts. Others would be helpful to educators in any setting.
Helping teachers of all kinds to teach their students to write is the main focus.
The Arts of Language Podcast
A podcast on classical education hosted by “the core four” at curriculum publisher Memoria Press
Classical Et Cetera with Memoria Press: Classical Education
A homeschool podcast with a biblical worldview
Schoolhouse Rocked: The Homeschool Revolution
A podcast about classical Christian education
Veritas Vox - The Voice of Classical Christian Education
Sped homeschool's podcast targets home educators who are teaching diverse learners. (Some might call these students special or struggling learners.)
Empowering Homeschool Conversations Podcast
This one covers a very wide variety of homeschool topics. It's put on by HSLDA.