Figures 19-6 through 19-9 show typical construction details for the major types of growing structures previously described and illustrated (Figures 19-1 through 19-5).

•Ground line

Heating cable

Sand or soil (2 in

figure 19-7. A typical hotbed (Courtesy United States Department of Agriculture)

figure 19-8. A typical lath house (Delmar/Cengage Learning)

Glass or hard plastic glazing

Updated: October 7, 2015 — 4:18 pm