Shoppers can’t crowd into Western New York garden centers on Memorial Day weekend this year, but don’t worry. There will still be lots of plants to buy next week and there’s plenty of time to plant, too. Photo courtesy Urban Roots Cooperative Garden Market by Connie Oswald Stofko Many gardeners are in the habit of buying all their plants on Memorial Day weekend. Garden centers have always been packed. Because of the pandemic, this year garden centers have to limit…