DENDROBIUMS: Leaf Loss

Dendrobiums Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin about 5 years ago.

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Many of them are deciduous each year in winter; it is caused mainly by day length and the need for less light and water. F86-13
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More The Orchid Doctor Articles under the Heading Dendrobiums

Dendrobiums Comments
DENDROBIUMS: Breeding with Amphidiploids Species and hybrids with doubled chromosomes in the sections Phalaenanthe and Cerotobium are the backbone of the cut flower industry in Hawaii; standards, objectives, methods; refer to Wll-220 0
DENDROBIUMS: Fertilizers for Floriferousness Use those which are higher in phosphorous and potassium such as Fenarco 4-7-11, Peter1s Bloom Special 10-30-20, or Miracle Grow 10-15-10. A86-1113 0
DENDROBIUMS: Fertilizing Experiments prove it is beneficial for both growth and flowering; best results come from applying ratios of 3-3-2 or 5-5-2; for much detail refer to W9-75-(D. pompadour types) 0
DENDROBIUMS: Fertilizing During Rest Period Those that need a rest should be given neither water or fertilizer at that time. A81-122 0
DENDROBIUMS: Flower Stems Can Be Cut But unlike phalaenopsis, they are not likely to produce a secondary stem. A82-122 0
DENDROBIUMS: Medias Those from Thailand do best in a sphagnum-bark mix, or pure sphagnum because of their need for moisture; others used are a very coarse bark and polystyrene mix, or, even in a fine river grit alone. OR82-12 0
DENDROBIUMS: To Start Flower Nodes In softcane types spray Di-hydrogen Orthophosphate two, three times at fortnightly intervals at 1/2 tpg. AU85(3)-35 0

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