. California gardening. Nurseries (Horticulture) Catalogs; Flowers Seeds Catalogs; Plants, Ornamental Catalogs; Vegetables Seeds Catalogs; Trees Catalogs; Grasses Seeds Catalogs; Gardening Equipment and supplies Catalogs. Protect Your Plants. 5 Remove Setter From HOTKAP. One Man Can Place 2500 HOTKAPS per Day Germaco Grow Earlier and Better Crops Hotkaps Many thousands of acres in California are covered every year with Hotkaps. Growers, large and small, as well as the back-yard gardeners use them. Hotkaps are white cones, &quot;Miniature Hothouses&quot; that protect young plants from frost, in - Stock Photo