Category: Cymbidiums

CYMBIDIUMS: Spikes

Author is Robert M. [Bert] Hamilton (Compiler), posted about 4 years ago Train them during warmer part of the day; during cold they are brittle and break easily. OA78-170; Use bamboo stakes with twist-ems or string suspended from the roof,or Nie-Co-Rol tension type with... Read More

CYMBIDIUMS: Specimen Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted about 4 years ago Use plastic tubs to reduce weight, also polystyrene as crock; not too deep a pot as compost can get wet and sour; watch for new bulbs piling on old ones in centre; remove old bulbs in centre judici... Read More

CYMBIDIUMS: Spots and Bumps on Flowers

Author is Robert M. [Bert] Hamilton (Compiler), posted about 4 years ago Caused by aphids, red spider or insecticide sprays. OD67-105 Read More

CYMBIDIUMS: Spraying When in Bud

Author is Robert M. [Bert] Hamilton (Compiler), posted about 4 years ago Use of insecticides should be avoided because they often cause "burn" spotting on flowers and deforming of petals. OD66-44 Read More

CYMBIDIUMS: Sterility in Hybridizing

Author is Robert M. [Bert] Hamilton (Compiler), posted about 4 years ago For the most part, first generation miniature hybrids are sterile; most efforts to get seed from them are futile; Arno Bowers was an exception as hybridizer. A64-5 Read More

CYMBIDIUMS: Summer Growing

Author is Robert M. [Bert] Hamilton (Compiler), posted about 4 years ago Do not keep them in a hot enclosed space; they do better in an airy,partially shaded outdoor location. OA79-123; commercial growers do differently in the north and keep their plants in the greenhou... Read More

CYMBIDIUMS: Symptoms of Calcium Deficiency

Author is Robert M. [Bert] Hamilton (Compiler), posted about 4 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 Magnesium Deficiency

Author is Robert M. [Bert] Hamilton (Compiler), posted about 4 years ago Causes a yellowing of plants; try adding Epsom salts to the nitrogen-rich fertilizer. OD71-278 Read More

CYMBIDIUMS: Symptoms of Nitrogen Deficiency

Author is Robert M. [Bert] Hamilton (Compiler), posted about 4 years ago Very yellow foliage, less vigorous growth, plant looks stunted. OD71-278 Read More

CYMBIDIUMS: Symptoms of Phosphorous Deficiency

Author is Robert M. [Bert] Hamilton (Compiler), posted about 4 years ago Plant won't bloom; lack of phosphorous causes delay in reaching maturity. OD71-278 Read More