The “iceberg” hasn’t returned! My Zone 6b Costco greenhouse is officially holding its own against the Michigan cold. From self-opening vents to my 2026 seed starting inventory, here is how I’m winning the winter.
Tag: Seed Inventory
What happens when you put off your winter prep? My Zone 6b Costco greenhouse froze solid, turning my 55-gallon water barrel into an iceberg. Here’s my real-world guide to surviving a Southwest Michigan winter in Zone 6b.