Newly Posted Articles

CYMBIDIUMS: Crosses

Author is Robert M. [Bert] Hamilton (Compiler), posted over 8 years ago To have a chance of obtaining one above-average plant from a cross, a flask of 25 or 50 seedlings is needed; if you cross your own and raise 500 plants the chance is increased. AU79-97 Read More

CYMBIDIUMS: Culture

Author is Robert M. [Bert] Hamilton (Compiler), posted over 8 years ago Expert advice on light, temperature, watering and humidity, fertilizing, potting, dividing, virus and diseases, pests, etc. refer to A85-697;841 Read More

PEANUT SHELLS: As Potting Medium

Author is Robert M. [Bert] Hamilton (Compiler), posted over 8 years ago It is a waste product; shows promise as a substitute for peat moss; use in the coarse form; it provides porosity, drainage, aeration and water penetration; the pH is 5.5, slightly acid, which can b... Read More

GREENHOUSES: Roof of Corrugated Plastic

Author is Robert M. [Bert] Hamilton (Compiler), posted over 8 years ago Use one-sixteenth inch clear colorless plastic; the orientation of the corrugations is unimportant except to shed water and dirt most efficiently. A65-52 Read More

GREENHOUSES: Roof Slope Minimum

Author is Robert M. [Bert] Hamilton (Compiler), posted over 8 years ago Moisture can be made to run down rather than drip; 35% slope is probably the minimum and 40% is often used. A67-901 Read More

GREENHOUSES: Solar Design Types

Author is Robert M. [Bert] Hamilton (Compiler), posted over 8 years ago In Texas a 12ft. by 16 ft unit was partly submerged in the ground and is described with illustrations, diagrams, specifications and discussion of preferred ways and means; refer to A83-500 Read More

CYMBIDIUMS: Forcing Flower Production

Author is Robert M. [Bert] Hamilton (Compiler), posted over 8 years ago Heat is used by commercial growers to advance time of flowering; two or three weeks may be gained by raising temperatures above 55 deg.F. but less than 60 deg.F.; bud drop may occur over 60 deg.F. ... Read More

CYMBIDIUMS: Growing Them to Perfection

Author is Robert M. [Bert] Hamilton (Compiler), posted over 8 years ago Details of successful culture on all points from greenhouse to weed control in the pots; for Australian conditions, refer to A88-9 Read More

CYMBIDIUMS: Natural Weather Conditions

Author is Robert M. [Bert] Hamilton (Compiler), posted over 8 years ago Meteorological data of Kalimpong, foothills of Himalayas, at 4,000 ft. altitude, latitude 27 deg.N. for each month; max. and min. temperatures; rainfall, etc.; January min, temp, is 45.9 deg.F.; Ju... Read More

CYMBIDIUMS: Non-flowering

Author is Robert M. [Bert] Hamilton (Compiler), posted over 8 years ago Most often caused, if other factors are favorable, by too much shade morning or afternoon. OD76-122 Read More