Category: Orchid Doctor

OASIS: Used in Holland

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is broken up into pieces about one-half inch in size; roots of cymbidiums encompass the medium into a root-ball mass. OA84-12; OIE86Sept-10 Read More

ODONTOGLOSSUM GRANDE: A Problem Plant

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Grow it warm or cool?; try growing it out-of-doors in summer, or in the cymbidium house with a minimum of 45 deg. to 55 deg.F. nights. OD75-202 (Rossioglossum grande)How to flower it?; flowering no... Read More

ODONTOGLOSSUM GRANDE: A Problem Plant; How to Flower It?

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Grow it warm until Labor Day; then move it to the cymbidium house or a cool spot but withhold water until Christmas; then move it back to the warmth. ODA72-128 Read More

ODONTOGLOSSUMS: Breeding

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For the story in France, refer to W9-57 -- intergenerics and their repotting = as to when is best, do it when growths are half developed in cool weather, spring or fall; avoid hot weather stress. A... Read More

ODONTOGLOSSUMS: Bronzing of Leaves

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Maurice Vacherot prefers his plants not to bronze; McBean's (Ray Bilton) plants have very strong bronzing. AU76-76 Read More

ODONTOGLOSSUMS: First Flowering

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is a mistake to let a small plant flower fully; restrict the first spike to one flower only. AU76-73 Read More

ODONTOGLOSSUMS: Footcandles of Light Required in Summer

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago At 9:00 A.M.: l,000fc.; 12:00 noon: 1,200 to l,300fc; 3:00 P.M. :600fc; 5:00 P.M.: 500fc. OD71-88 Read More

ODONTOGLOSSUMS: Hard-bulbed Types

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Most of them need a rest; the harder the bulb the longer the rest; they come from Mexico, Guatemala, Honduras; include O. bictoniense, citrosmum, cordatum, grande (Rossioglossum), JLaeve, pulchellu... Read More

ODONTOGLOSSUMS: Night Temperature

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Maintain around 60 deg.F. in summer, but ease it back to 55 in fall and winter. AU76-74 Read More

ODONTOGLOSSUMS: Non-flowering

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago If the plants are in good growth, to induce flowering a rather severe reduction in light for a few weeks is advised. OR76-362 Read More