Here's how to grow turmeric in a cold climate for a rich, colorful rhizome harvest. To grow turmeric indoors, you'll first need to purchase a fresh rhizome or two. Choose a nice, fleshy one that ...
Harvest your turmeric when the leaves start to turn yellow and die back or before your area’s first fall frost. Dig the plants’ rhizomes out of the soil with your hands and cut off the leaves.