Growing Turnips, Radishes, and Rutabagas in Alaska

The Brassicaceae family includes a bunch of vegetables that grow super well in Alaska’s often cool weather. Some examples are broccoli, cauliflower, cabbage, turnips, daikon radishes, radishes and rutabagas. I’m going to talk about a few of the below-ground or root brassica vegetables now.

You can eat turnips and their greens. Left, photo by Glenna Gannon; right, photo by J.R. Ancheta.

When you think of a radish, you probably think of a small, round, radish (red on the outside and white on the inside) commonly sold in grocery stores. These mature super quickly — in under three weeks. Examples of this type of radish are Cherriette or Cherry Belle. But radishes come in many shapes, sizes and colors. Some are long and cylindrical while some are short and stubby. Some are purple and some are white. Daikon radishes are the biggest radishes. They are white and spicy and make a good addition to kimchi or Korean sauerkraut. Here is a nice comparison chart of specialty radishes. At the Fairbanks Experiment Farm, we trialed just a few Daikon radishes in 2017 and found that Alpine and Summer Cross No. 3 grew big and long respectively. Continue reading