Parables from the People: The Mustard Seed. Just what does a seed growing into a tree and becoming a home to birds have to do with the Kingdom of Heaven? Well, Jesus thought is was a fitting analogy (Matthew 13:31-32) and in this installment of Parables from the People we hear just how much the biology of trees relates to the the power of God’s Kingdom. This week’s message was shared by Tim Henkel.