Category: Cymbidiums

CYMBIDIUMS: New Growth

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago What develops in the fall gives the best spike production; amend the E.C. from August to October; after flowering, if new growth lags temporarily increase the nitrogen in February. OA87-162 Read More

CYMBIDIUMS: Symptoms of Phosphorous Deficiency

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Plant won't bloom; lack of phosphorous causes delay in reaching maturity. OD71-278 Read More

CYMBIDIUMS: Leaves Folding Over

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Flopping of leaves is caused by lack of light. A86-479 Read More

CYMBIDIUMS: Grown Outside

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago If grown too cold too long and brought in to a warm area after spikes have formed, flowers will not develop properly. RMH Read More

CYMBIDIUMS: Potting on

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Plants with five to nine bulbs with no backbulbs, or only one or two, should not be divided but potted on. OD68-122 Read More

CYMBIDIUMS: Propagating by Backbulbs

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Dormant vegetative eyes on the side are capable of new growth when detached, cleaned, set in flats filled with finer bark, or placed directly into pots and shaded. A83-148 Read More

CYMBIDIUMS: Pseudobulbs, Mature

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Maturity is reached when eight to 10 leaves have grown; spike initiation should occur. OA78-166 Read More

CYMBIDIUMS: Red Spider Treatment

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Use Temik once or twice a year to discourage build-up; during flowering season the two best miticides are Pentac and Vendex plus wetting agent, because they are gentle on flowers and do not cause b... Read More

CYMBIDIUMS: Rot on Leaves, Had Unpleasant Smell

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago May be Erwinia carotovora a virulent bacterial condition; bare root the plant, cut out all rot, soak roots and base in Physan or a good fungicide/bactericide for 1/2 hour, dry out, pot and run dry.... Read More

CYMBIDIUMS: Fertilizer for Blooms

Author is Robert M. [Bert] Hamilton (Compiler), posted over 5 years ago Mix your own 2-10-10: 3.6 lbs. of Ammonium phosphate (16-20-0); 1 lb. Urea (45-0-0); 5.6 lbs. Phosphoric acid (0-75-0); 10 lbs. Potassium sulphate (0-0-50); 30 lbs. water; makes 4.5 gals, concentra... Read More

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