Q: My sister asked if I’ve ever heard of purple tree collards, and if they would grow in North Dakota. I told her I knew who to ask! Do they grow here, are they a perennial, and how do you start them?
A Chinese proverb tells us that the best time to plant a tree is 20 years ago; the next best time is now. It takes an optimist to plant a tree, and I hope you fall into that category and are planning ...