Category: Cymbidiums

CYMBIDIUMS: Symptoms of Calcium Deficiency

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Not easy to spot; first sign may be reduced spiking; use dolomite lime; a soluble fertilizer likely provides enough calcium. OD71-278 Read More

CYMBIDIUMS: Symptoms of Nitrogen Deficiency

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Very yellow foliage, less vigorous growth, plant looks stunted. OD71-278 Read More

CYMBIDIUMS: Die-back of Labellum

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Very cold nights cause tips to die back in certain hybrids. AU78-143 Read More

CYMBIDIUMS: Eye Injuries Caused

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Leaves have sharp points which can damage eye-balls, so take care. OD74-136 Read More

CYMBIDIUMS: Repotting

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago After flowering the plants are divided into 4-; or 5- bulb sections and repotted; roots may be trimmed first. A81-526Begin in January right after flowering starts; slice off an inch of the old root... Read More

CYMBIDIUM HOUSE: Suitable for Cool-growing Botanical Species

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Companion plants can include the following, all aromatic: Cattleya citrina, Epidendrum tampense; Laelia autumnalis, Lycaste aromatica, Odonttoglossum pulchellum; Oncidium ornithorhynchum, Stanhopea... Read More

CYMBIDIUMS: Converted

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Problems of altered clones; refer to OA85-210; proposal for solution, A086-87; the 4n controversy, a scientific view, OA86-122; OR81-172 Read More

CYMBIDIUMS: Fertilizer Recommended

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Always add organic additives, especially in flasking media; top-dress plants with heated poultry manure, plus Nitrophoska red (Australia) during growing season. OA80-81At Fred A. Stewart's 30-10-10... Read More

CYMBIDIUMS, MINIATURE: Lowest Temperatures Tolerated

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago In fall and winter 45 deg.F. will not harm them; later in winter 55 deg.F. until many flowers are open; then up to 60 deg.F, to lessen flower spotting. A72-686; A80-739 Read More

CYMBIDIUMS, MINIATURE: Species Used in Their Hybridizing

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago A list of eleven with characteristics, progeny, etc., refer to OD85-238 Read More