Category: Orchid Doctor

PRESERVATIVES: Wood and Metal

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Most of them injure plants; paints, creosotes, pentachlorophenol (penta) all have toxic effects; for methods of counteracting refer to AH53. only one is safe to use on wood benches and that is cupr... Read More

PROBLEMS: Those Besetting the Grower

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The average window-grower finds varying and sometimes contradictory advice on his many cultural problems; the experts disagree because they base their conclusions on their own experience in a disti... Read More

PRONUNCIATION: Of Orchid Names

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The best guide is An orchidists' glossary, an excellent handbook published by the American Orchid Society, which gives definitions pronunciations easily mastered by any recalcitrant tongue. A82-804 Read More

PROPAGATION: Asexual by Means of Young Inflorescences

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Inflorescences l.5 cm. (about half an inch) or less taken from sarcanthine orchids can be induced in aseptic culture to proliferate and become plantlets; recommended for commercial practice. A73-20... Read More

PROPAGATION: By Flower Stem Cuttings

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Plantlets on Phaius form at nodes of the cut stalks; after flowering cut the stalk closely to the base, remove the top just below its first blossom point, divide with at least three nodes per secti... Read More

PROPAGATION: Leaf Tips of Seedlings

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Epidendrum o'brienianum leaf tips were used to culture 20 to 100 plantlets per growing tip; refer to OD70-271+ Read More

PROPAGATION: New Products

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Of interest to the Eric Young Micropropagation Centre is the Magenta GA7 Culture vessel and container and its improvements and application at the Centre. A81-1465 Read More

PROPAGATION: Paphiopedilum Stem

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago First example recorded. A80-372 Read More

PROPAGATION: Phalaenopsis Stems

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A detailed description of the method is given; refer to A61-808+; the success rate was 10 to 15%; refer also to A65-437Pieces of stems grow large in the flask without producing roots; best recourse... Read More

PROPAGATOR BOX: For Starting Backbulbs, Growing-on Compots, or for Sick Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Use a lead heating cable attached to a thermostat arranged on a rot-proofed wood base, with fiberglass walls to form a "box" which is first layered with 2 inches of sand under the cable and one inc... Read More