Passive Solar Greenhouse Workshop to be held March 5-6, 2004

A “Solar Greenhouse Workshop; design, construction and year-round production” will be offered in Spring Grove, PA on March 5-6, 2004.

Learn how to produce food and income year round without fossil fuel using organic and sustainable techniques. We will share our experiences from 30 years of organic farming and 20 years of greenhouse growing. All the needed information and inspiration to begin a sustainable greenhouse business, from design to marketing, will be provided. Please see the agenda below.

Contact Steve and Carol Moore at (717) 225-2489 or sandcmoore (at) , for cost and limited (but free) on-farm housing details. We have shared this information internationally and always sell out our farm workshops, so please register early if interested.


Steve and Carol Moore
1522 Lefever Lane
Spring Grove PA, 17362, USA
Phone: (717) 225-2489
Fax: (717) 225-6007
E-mail: sandcmoore (at)

Harmony Essentials–dedicated to the vision and practices of a sustaining food system and Sonnewald Natural Foods; fifty years of service in nutrition and natural health.


8:00-8:45 Introduction, the change from fossil fuel to solar, tour
of greenhouse
8:45-10:00 Design criteria: size, shape, orientation, energy flows,
use of sun charts
10:00-10:15 BREAK (provided)
10:15-11:45 Site preparations, squaring up and laying out greenhouse,
(using batter boards) elevations (use of transit, string levels and hose
levels) and actual construction tips for ground pins, bows (steel),
and base boards
11:45-12:00 Individual or group practice site evaluations, and group
discussion about choices.
12:00-1:30 LUNCH (Organic vegetarian provided)
1:30-2:15 Gable end discussion and framing hints, door construction
2:15-2:30 Ventilation
2:30-3:00 Plastic glazing and how to put it on. (three different
3:00-3:30 Interior grow tunnel construction
3:30-3:45 BREAK (Provided)
3:45-5:30 Hotbeds for transplant production; how to build several
types and use them.


8:00-8:45 Interior layout and bed design, use of pathways, overhead
growing, Biointensive Growing
8:45-9:30 Soil structure, fertility, growing soil and hands on double
digging and the U-bar
9:30-10:00 Compost
10:00-10:15 BREAK (Provided)
10:15-11:45 Sequencing and scheduling of crops, plant spacing, pricking
out and transplant (hands on demo)
11:45-12:00 Seeds, seed saving, seeders, roller and cultivation
12:00-1:30 LUNCH (Organic vegetarian provided)
1:30-2:00 Watering and special greenhouse growing techniques
2:00- 4:00 Insect and disease control, scouting procedures, slide show
of insect cycles, developing insectaries, introducing beneficials
(hands on work in greenhouse)
4:00-4:15 BREAK (provided)
4:15-4:30 Harvesting techniques
4:30-4:45 Issues of nitrate uptake in low light/winter greens
4:45-5:20 Yield information, income potential, CSA, lettuce farm model
and specialty crops
5:20-5:30 Designing for a sustainable future and closure
(schedule may be modified by instructor and/or participants)

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