Category: Orchid Doctor

SHADING: For Cattleyas

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 Read More

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... Read More

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 Read More

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... Read More

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... Read More

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 ... Read More

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 Read More

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 Read More

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 Read More

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 ... Read More

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