Growing strong: Hilo Orchid Show and Sale returns for its 70th year

Kelsey Walling/Tribune-Herald Two Cattleya Toshie Aoki 'Pizazz' orchids have bloomed from a tree in Mendonca's garden in Hilo.

Kelsey Walling/Tribune-Herald Miltassia Shelob 'Tolkien' orchids mimic spider eggs on their lip as they grow on a tree in Karl Mendonca's garden in Hilo.

Kelsey Walling/Tribune-Herald Thomas Mirenda, an accredited American Orchid Society judge, looks at the orange Oncidium intergeneric hybrid orchid in Karl Mendonca's garden earlier this month in Hilo.

Kelsey Walling/Tribune-Herald Cattleya Mildred Rives grow from a tree as Thomas Mirenda and Karl Mendonca talk about the different kinds of orchids growing in Mendonca's garden earlier this month in Hilo.

The Hilo Orchid Show and Sale this week will celebrate 70 years as one of the community’s longest running events.