Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago
In California use 63% shade cloth for them and for dendrobiums. A86-719
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SHADING: For Greenhouses
Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago
Recently developed products include "Vari-Shade" a coating; "Ripple glass" which allows good light to pass through and alleviates the need for shade; "Papronet" a netting for shade made of polyprop...
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SHADING: For Phalaenopsis
Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago
In California use 73% for both them and Paphiopedilums. A86-719In New York State in winter use not more than 25%. A81-688
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SHADING: Lath Blinds
Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago
These can be used to reduce the heating effect of sunlight and not its intensity by a compromise in lath blinds; raise parallel runners about nine inches above the glass and rest the rolled-up lath...
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SHADING: On a Fiberglass Greenhouse
Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago
To vary the shade with the season; if the fiberglass corrugations run east-west, the high curves can be shade-painted leaving the trough area of strips clear to provide about 30% shade and as the s...
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SHADING: Purpose
Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago
It reduces both the heating effect of the sun and the intensity of light, so a compromise is always in order; the best by test is lath blinds, placed about one foot above the roof, and rolled into ...
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SHADING: Removing it
Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago
A wire brush on a long pole, using water and soap, or Sal soda (Sodium carbonate -- washing soda, if you can find it) are aids to its removal. OD87-10
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SHADING: Supplementary Type
Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago
Ordinary plastic door or window screening provides about 2 0% screening, and two layers can be used effectively in an emergency. A85-1109
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SHADING: Too Much
Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago
70% shade for cattleyas will produce thin and weak plants, the surest sign of not enough light, and 55 to 63% is usually recommended (in California?) A84-1061
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SHADING: Whitewash
Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago
A substitute for the old-fashioned whitewash can be found in a product used for marking lines on playing fields, such as baseball diamonds; one name for it is Sportsfield Whiting; mixed with water ...
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