Tropical Spinaches for Kona

Ong choy, known as water spinach, needs to be grown in a container or raised bed and away from streams or ponds to prevent it from becoming invasive. (Diana Duff/Special to West Hawaii Today)

Water spinach has a flower similar to others in the Morning Glory family of plants. (Courtesy photo/Special to West Hawaii Today)

The bicolor variety of Okinawan spinach is tasty and attractive. (Diana Duff/Specil to West Hawaii Today)

In my ongoing effort to encourage growing edibles, I want spinach lovers to know about some