Category: Culture

CHELATING AGENTS: Nature

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago They prevent nutrient salts from precipitating into the solid state and keep nutrient elements in a liquid state allowing them to be taken up by the plant for a longer period or to be more easily f... Read More

CHICKEN MANURE: Utility

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In Australia some growers use it composted to the exclusion of all other fertilizers. OA83-147 Read More

CHLORINE: In Water Supply

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago If its presence in the water supply is suspect as harmful to plants, let it stand in an open container with surface exposed to the air for several hours. NZ87My-75It may harm paphiopedilums, OIE85S... Read More

CLAY, CALCINED: As Cymbidium Mix

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago An aggregate used in making masonry blocks, it is good for culture in pots up to six inches; is alkaline in reaction; mix with bark for larger pots. OA82-6 Read More

CLAY, CALCINED: As Cymbidium Medium

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is not as good as bark mixes, judging from an experimental growth trial of three years; for details refer to OA84-79 Read More

CLAY, CALCINED: Expanded Nodules

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Most epiphytic orchids grow well in it; use 1-1-1 balanced fertilizer; it holds water and is aereated for good root growth; do not let it dry out; trade names are Crestlite, Haydite, Herculite, Tur... Read More

CLAY, CALCINED: Expanded Shale or Clay

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Aggregate material fired under great heat is like volcanic rock, porous, well-aerated but they differ in types; for a current valuation refer to A86-495 Read More

CLAY, CALCINED: Haydite

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago As a potting medium for angraecums, the seedlings can be started in it and grown on into a ten-inch pot in about five years and they flower well. Ca84Spring-3 Read More

CLAY, EXPANDED: As Potting Medium

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is excellent for Cattleya labiata but requires constant watering and periodical chemical fertilization. OD87-147 Read More

CLEANING LEAVES: Methods

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In a pan of tepid water put about 1/4 teaspoon of Ivory detergent liquid, wet a soft cloth with it and sponge off the leaves using one hand to support the pliable leaf; or, use milk, which is good ... Read More