Black Plastic and Sweet Potatoes: Buying Warmth
Black plastic pays off for sweet potatoes wherever summers start late or run cool.
Home & garden, state by state
Black plastic pays off for sweet potatoes wherever summers start late or run cool.
Start collards indoors and set the transplants outside on or after June 5, the average last spring frost at Whitehorse A.
In Yukon, the best collards are compact, quick-maturing types started indoors.
Set collard transplants in the garden between May 7 and May 18, and start the seed indoors about four to six weeks before that.
Wyoming gives collards about 130 frost-free days at 6,000 feet, and that number decides everything.
Wisconsin collards go in the ground in two windows. Set transplants out around the spring frost band of April 16 to April 29, then time a second planting…
For most Wisconsin gardens, the best collards are the quick, cold-tolerant types, planted as spring transplants and harvested into fall.
West Virginia gives collards two planting windows: one in spring, built around the April frost dates, and one in late summer for a fall crop that runs…
For most West Virginia gardens, the best collards are an open-leaf, non-heading type, grown mainly as a fall crop, with a quick spring planting as a bonus.
Sweet potatoes start from rooted cuttings called slips, not from a tuber. They want a long run of warm soil and warm nights, then about a week of curing…