turmeric

I have what I believe to be either turmeric or ginger growing and it's now showing it's first signs of browning - ever. I don't know when I started it, but it's been a good couple of months. It's been at this size for at least the past 2 months, probably longer. When should I harvest and start...

Here's a video on how to make a very simple beef curry with turmeric and green chillies as a base.