Category: Cattleya Alliance

CATTLEYAS: Unifoliate Sometimes Grown Bifoliate and Even Trifoliate

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Depends on culture and environment; better conditions stimulate bifoliate leads; wrong temperatures and long periods of light inhibit flower initiation. A70-916 Read More

CATTLEYAS, MINIATURE: Seedlings

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago When deflasked into community pots they require slightly more frequent watering, more shade, slightly less fertilizer. A86-815 Read More

CATTLEYAS: Control of Flowering

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Use of lights in speeding up growth at different temperatures, to maintain flowering every six months; refer to A59-163+ Read More

CATTLEYAS: Cracking of Pseudobulbs Horizontally

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Some break off at the crack line; they develop year after year; possibly genetic in source; treatment for nutrient deficiency has not been effective. AH59 Read More

CATTLEYAS: Reasons for Non-flowering

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Some leads do not flower under good cultural conditions; a high percentage of them result from too high night temperature; or, from crowding, shrivelled growth from improper watering and root loss,... Read More

CATTLEYAS, BIFOLIATES: Flower Problems

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago In December and January when most problems arise, the alliance is fussy about conditions necessary to produce good flowers because of the lack of light, etc.; good light, a steady supply of food an... Read More

CATTLEYAS: Flowers Open Prematurely

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Cloudy weather causes short-day effect and stimulates flowering; weak light causes lack of carbohydrates. A77-619 Read More

CATTLEYA MOSAIC VIRUS: Transmission by Insects

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It is the only virus which is definitely known to be transmitted by .aphids. OD68-150 Read More

CATTLEYAS: Flared Petals

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Flaring is a rather unstable characteristic which varies from one blooming to another; it is known as peloria; the Lc's. stem from Laelia purpurata; the straight cattleyas from C. intermedia, espec... Read More

CATTLEYAS: Light Requirements

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago To flower moderately well they should have 1,500 fc. A79-124; no buds set if daylight exceeds 18 hours. A80-513 Read More