1. Greenhouse Uses Hobby or Home Use Botanical Gardens
small Lean-To or Dutch types
Botanical Gardens
make plants available to the public
Preserve rare plants
Like a “zoo for plants”

2. Greenhouse Uses (continued)
Retail Greenhouse
at home and garden centers
Have displays and examples of plant uses
Production House
Not as eye appealing
Large areas under roof
More crowded spaces
Entire houses and areas for a 1 type of plant

3. RETAIL AND PRODUCTION GREENHOUSES ARE CONSIDERED TO BE COMMERCIAL GREENHOUSES

4. Basic Types of Coverings
GLASS
FLEXIBLE PLASTIC FILMS
RIGID PLASTIC SHEETS

5. 1. GLASS ADVANTAGES: DISADVANTAGES: Excellent Light Transmission
Available
DISADVANTAGES:
Breakable
High heat loss
Most Expensive

6. 2. FLEXIBLE PLASTIC FILMS
EXAMPLES:
PVC- POLYVINYL CHLORIDE
PVF- POLYVINYL FLOURIDE FILM
POLYETHYLENE- Most Common
ADVANTAGES:
Inexpensive
Easy to Install
DISADVANTAGES:
Not as durable

7. 3. RIGID PLASTIC SHEETS EXAMPLES: ADVANTAGES: DISADVANTAGES:
FIBERGLASS
ACRYLIC- PLEXIGLASS
POLYCARBONATE- LEXAN
ADVANTAGES:
Light weight
Most Durable
DISADVANTAGES:
More expensive than flexible plastic

8. LEXAN USED ON OUR GREENHOUSE DOUBLE PANEL SMALL VERTICAL CELLS
GOOD INSULATION
DURABLE

9. Framing Materials
2 MAIN MATERIALS
METAL
WOOD
MORE TOMORROW