Category: Culture

TREES, HOST: In Barbados

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago They include Frangipani, plumeria sp., mango, Mangifera indica, calabash, Crescentia cujete, star apple, Pouteria caimito, and some palms; refer to OR74-264 Read More

TREES, HOST: In Florida

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For cultivated orchids some trees may be better than slabs for small plants; a list of wild trees with appropriate species for them; refer to A79-792+Live oak, mango, frangipani, calabash and citru... Read More

TREES, HOST: In Hawaii

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A list of trees with their orchid residents and their preference on the tree: plumeria, magnolia, litchee, kukai, Tecoma argentia, ti, (Cordyline terminalis), Dracaena marginata, and live tree fern... Read More

TREES, HOST: In the Tropics

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In Central America orchids show a preference for some trees and shun others; orchids do not grow often on tree fern in nature; some trees attract only a few definite species; refer to A59-244+ Read More

TRYPTONE: What it Is

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago An accessory growth substance used in tissue culture media, a product of Difco Laboratories. A63-731 Read More

TURFACE: What it Is

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A monmorillonite clay product = used as an additive to potting media; it is calcined at high temperatures; comes in granulated form; highly absorbent; provides aeration; has other qualities; refer ... Read More

TURKEY GRAVEL (GRIT): As Potting Additive

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Is readily available at feed stores; cheap, clean, easily handled; cattleya roots grow into it; drains well; potting operation is simple; its weight is a disadvantage. A70-586 Read More

TURKEY GRAVEL (GRIT): Granite Chips

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Comes in several sizes; an additive to poultry feed; Calcite #2. A75-27 Read More

ULTRAVIOLET HEAT LAMPS: Used as a Heat Lamp in the Greenhouse

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Use it only if the light, which is toxic to plants, is shielded from them. A68-524 used for varying lengths of time = the wave-length of u.v. is harmful to plants; short periods have no effect; kin... Read More

ULTRAVIOLET LIGHT: Flower Patterns Are Enhanced Under it

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In nature the light is useful for orienting flying insects to the right flowers for pollination. A71-877 Read More