Category: Orchid Doctor

COELOGYNE CRISTATA: Flowering Strains

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago There must be plants of different strains because some are more free flowering than others; excellent plants many years old refuse to bloom for years. OR77-78 Read More

COELOGYNE CRISTATA: Growing Technique

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago From April to September is the growing season so water it well and keep it well lighted; from October onward give it no water, until spikes appear in late winter, or early spring; the bulbs shrivel... Read More

COELOGYNE CRISTATA: How to Get it to Flower

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Grow it in the hot house to Labor Day; move it then to the cool house or with the cymbidiums; at Christmas move it back to the warm house; flowers appear in 60 days. ODA72-128 Read More

COELOGYNE CRISTATA: How to Make it Flower

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago From November to January give it rest with no water but keep it cool, hang it high for light; in January and February the flowers appear, start watering again; from March to October give it full su... Read More

COELOGYNE CRISTATA: Non-flowering Types

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Mass imports years ago brought in both good and poor flowering types; people still struggle with the plants which never have or probably never will produce flowers. OR74-146; non-flowering coelogyn... Read More

COIR: Coconut Husk

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In India it is used as a potting mix, with charcoal. OR77-245 Read More

COKE: As Potting Material

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is 88% carbon, inert, with a sponge-like formation; sterile; proven valuable for potting; not available commercially. A61-644+ Read More

COKE: As Potting Medium

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In gravel culture type of situation, coke as the supporting medium has advantage in its porosity, holding more solution than gravel or quartz or granite, but no better than haydite. A65-244 Read More

COLCHICINE CONVERSION: In the Future

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago To provide an available bank of high class breeding clones in cymbidiums; in cattleyas, to convert triploids to hexaploids (poor plants) for back crossing to tetraploids to achieve 5N or pentaploid... Read More

ACID OR ALKALINE: Changing the Values

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Various means can be used: tufa, a limestone form, can be added to paphiopedilums from limestone cliffs; bark composts acidify with age; peatmoss, pine needles, oak leaves in the mix produce acidit... Read More