July 24 2021 Rainy day! Purple beauty - Balloon flower in Thornhill.Balloon flower (Platycodon grandiflorus) is a clump-forming perennial flower, a member of the easy-to-grow bellflower family of plants. They are so named because puffy, balloon-like buds swell up to produce the 2- to 3-inch star-shaped flowers. Instagram please follow Iris Chong Photography@irischongtoronto