(Illustrated by George R.
Clark, VITA Volunteer)
prefabricated greenhouse can be added to the south side of
house for under $225.
Sides and top
roof sections are prefabricated sandwich sections
thick, well insulated using an exterior plywood or
The 4' X 8'
clear panels are covered on both sides with #6S
polyethylene on a 1" X 2" frame. A light, drop blind
styrofoam panels can be added to cover the clear
the sun is not shining for additional insulation.
between panels should be caulked or sealed with tape
to provide as
waterproof a joint as possible.
side of the fiberglass insulation should be to the
provide additional light to the plants. Storage
cans of water
or rock/bricks painted dull black will provide
heat storage for sunless periods.
Revised August 1981
This Technical Bulletin is
one of a series of
publications that offer
information on a wide variety
Technical Bulletins are idea
not so much to provide a
definitive answer as to
guide the user's thinking and
are sound and testing results
are provided, if
Users of the information are asked to send us their
evaluations and comments
based on their experiences.
Results are incorporated into
editions, thus providing
additional guidelines for
adaptation and use in a
greater variety of conditions.
Solar Greenhouse. William F. Yanda and Susan B.
Yanda; The Lightening Tree, PO Box 1837,
Santa Fe, New
Mexico 87501 USA, 17 pp. Step-by-step
instructions for the
design, construction, and operation of a
(written in English and Spanish).
and Yanda, B. The Food and Heat Producing Solar
Greenhouse. John Muir Publications, PO Box
613, Santa Fe,
New Mexico 87501 USA, 1979 (revised
edition), 161 pp.
Issue," Alternative Sources of Energy (36),
February/March 1979. The entire issue is
devoted to solar
greenhouses; includes "Cold Springs
"Greenhouse Designs for North
Dakota;" "Greenhouse Vegetables
in the North Country;" "Planning
a Solar Reliant
Greenhouse," and "The Solar
Greenhouse in the Rural
Conversation: Bill Yanda," Solar Age 2(11):12-16, November
and Nearing, S. Building and Using our Sun-Heated
Greenhouse. 148 pp. Garden way Publishing
Greenhouse Guide. Ozark Institute, Box 549, Eureka
Springs, AR 72632, 8 pp. (Do-it-yourself).
Issue," Rodale's New Shelter 1(1), February 1980.
Features five articles on attached
"Building an Attached Solar Greenhouse." Gardening and
Outdoor Living (40):98-99, 1979.
Volunteers in Technical Assistance (VITA) is
a private, nonprofit,
organization. Started in 1959
group of concerned scientists
VITA maintains an extensive
center and worldwide roster
technical experts. VITA makes
individuals and groups in
a variety of information and
resources aimed at fostering
assessment and program
support; by-mail and on-site
services; information systems
also publishes a quarterly
newsletter and a
variety of technical manuals
1600 Wilson Boulevard,
Tel: 703/276-1800 . Fax:
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