July 22 2021 24C Water Lily - Humber Arboretum Etobicoke Toronto. Summer beautiful garden! The Humber Arboretum was originally started by Humber College horticulture students in 1977.The botanical gardens and natural areas of the 250 acre Humber Arboretum serve as a public garden, conservation area, and educational center. Instagram please follow Iris Chong Photography@irischongtoronto