Category: Culture

BARK: Potting Mix

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago A typical mixture would have about 15 parts medium bark, 1-1/2 parts coarse Perlite, 174 part charcoal chips (quarter-inch size). OR87-173For cymbidiums in a high humidity area near the ocean in Ca... Read More

FIBERGLASS: Clear Panels on West Side and Green-blue on East

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Use only clear throughout, or nearly clear white; the green-blue will heat the greenhouse too much in summer and add to coolness in winter; it will also filter out too much of the red light. A72-55 Read More

HYPONEX: Required Percentage of Flowers Open

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Had one flower or more missing, crippled or damaged; plant was too small, or in bad condition; other reasons. FR123 Read More

LIGHT, NATURAL: Intensity

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Plants respond to a scientifically balanced fertilizer if light is kept be low 2500 foot-candles or less for some genera during the hottest months. Au84-203 Read More

GRAVEL CULTURE: Pebbles

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago One grower favors them for a collection of epiphytic orchids. OA82-7 Read More

CROWDING PLANTS: Do Not Do it

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Air circulation is very important in the growth process. OD72-227 Read More

BOTTOM HEAT: Under Seedlings

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 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... Read More

POTTING MIXES: Basic Requirements

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago They must support the plant; provide a micro environment for roots to receive adequate humidity, and aeration; and for water and nutrient availibility; should be made of materials that will not rot... Read More

GREENHOUSES: Plans to Build

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago A publication is usually available from your government college of agriculture which recommends plans. A72-412 Read More

HEATING, COOLING AND HUMIDITY: Review of Problems

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Refer to A63-85; 531+ Read More

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