Author is Robert M. [Bert] Hamilton (Compiler), posted about 7 years ago
Fine plastic tubes through which warm water circulates are arranged under the growing area and connected to the water heater; temperature is thermostatically controlled with a probe buried in the b...
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DIVIDING PLANTS: Divisions Progress Well Then Falter
Author is Robert M. [Bert] Hamilton (Compiler), posted about 7 years ago
Water them lightly, place plant in polyethylene bag and close the top; keep out of the sun. A70-631
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PH (GENERAL): Buffering
Author is Robert M. [Bert] Hamilton (Compiler), posted about 7 years ago
Most organic media have a high cation exchange and they buffer against nutrient and pH levels; for water, best growth follows the use of a pH level of 6 to 7. A85-1435
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GREENHOUSES: Plans to Build
Author is Robert M. [Bert] Hamilton (Compiler), posted about 7 years ago
A publication is usually available from your government college of agriculture which recommends plans. A72-412
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HEATING, COOLING AND HUMIDITY: Review of Problems
Author is Robert M. [Bert] Hamilton (Compiler), posted about 7 years ago
Refer to A63-85; 531+
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SAND: In Cymbidium Mixes
Author is Robert M. [Bert] Hamilton (Compiler), posted about 7 years ago
As a mineral component in mixes, sand has diminished in popularity as it slowly sinks down and layers at the bottom of the container; it has largely been replaced by Perlite . OA82-5
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CLOROX: What it Is
Author is Robert M. [Bert] Hamilton (Compiler), posted about 7 years ago
A trade name for a household bleach used to whiten sheets, etc., in washing machines; it is about 5% solution of sodium hypochlorite. A61-983
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SEEDLINGS: Growth
Author is Robert M. [Bert] Hamilton (Compiler), posted about 7 years ago
Fast or slow as an indicator of flower quality?; sometimes a poor grower produces fine flowers; some of the best growers produce the best. A65-1003
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POTS (GENERAL): Clay Vs. Plastic
Author is Robert M. [Bert] Hamilton (Compiler), posted about 7 years ago
Comparative experiments under scientific conditions demonstrated that cattleya-type orchids grow almost as well in plastic as in clay; differences in growth due to aeration by clay. A61-32+; OWD. c...
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CHICKEN MANURE: Utility
Author is Robert M. [Bert] Hamilton (Compiler), posted about 7 years ago
In Australia some growers use it composted to the exclusion of all other fertilizers. OA83-147
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