PROPAGATION: Phalaenopsis Stems

Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin almost 9 years ago.

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A detailed description of the method is given; refer to A61-808+; the success rate was 10 to 15%; refer also to A65-437

Pieces of stems grow large in the flask without producing roots; best recourse is to remove them and pot them up without the roots but to cover them with inverted glass to protect against dessication. A73-615

Publications referred to as the authorities on methods: A66-40+ and A71-807+; refer to A74-34 for authors and titles.

Technique summarized; refer to A61-808+

Toxins produced in flask; reflasking may be advisable in the early stages, but may not be necessary, for reasons given; refer to A71-807+; refer to A74-300

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Propagation Comments
PROPAGATION: Asexual by Means of Young Inflorescences Inflorescences l.5 cm. (about half an inch) or less taken from sarcanthine orchids can be induced in aseptic culture to proliferate and become plantlets; recommended for commercial practice. A73-209+; for phalaenopsis, refer to NH73-13+; clonal propagation; a manual: refer to OB1-203+ 0
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PROPAGATOR BOX: For Starting Backbulbs, Growing-on Compots, or for Sick Plants Use a lead heating cable attached to a thermostat arranged on a rot-proofed wood base, with fiberglass walls to form a "box" which is first layered with 2 inches of sand under the cable and one inch of sand above the cable; keep the sand damp; insert the rod thermostat across the cable and one inch above the loops; construct a cover of glass or fiberglass; maintain a temperature of about 1O dF above the regular green-house temperature. OR84-13; ordinary tungsten lamps can be used as heat sources to raise phalaenopsis seedlings at a steady temperature . OR84-123 0
PROPAGATOR BOX: How to Make One Make a frame to your own dimensions with one by two inch lumber, with a separate frame for a door on top for easy access, or ventilation, then cover it with 2 or 4 mil polyethylene leaving the bottom open; sort of a large cloche. OD84-86 0

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