Newly Posted Articles

JEYES FLUID: Disinfectant

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Registered for soil conditioning in the U.K. it is used as a spray against such orchid pests as black spot, red spider mite; is useful for eliminating slugs and snails; has been tested on cymbidium... Read More

COCONUT FIBERS: Potting Medium

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Use and status in the U.S. data of a survey; popularity and effectiveness; refer to A86-500; Husky Fiber mentioned A84-493 Read More

DENDROBIUM PHALAENOPSIS: Minimum Optimums

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Hardcane: 65 deg.F. nights, with 50% relative humidity, and 4,000 fc. winter and 8,000 fc. summer; softcane: 55 deg.F. to 60 deg. nights, with 50% relative humidity and 3,000 fc. winter and 6,000 f... Read More

DENDROBIUM PHALAENOPSIS: Too Tall

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Stunt them by removing the top three or four inches; flowering spike or keikis will appear. F70-116 Read More

DISEASES: Characteristics and Treatment

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For a detailed look at every disease recorded, with probable or actual cause, extent of distribution, symptoms, controls, refer to OBIV-Appendix Read More

DISEASES: Parasitic: Bacterial, Fungal and Virus

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For causes, descriptions and methods of countering, refer to N311+ Read More

DISPLAYS: Their Creation for Shows

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Pointers on themes, quality, arrangement and effect, unity, rhythm, harmony, contrast, balance and labelling; with a point score for judging; refer to AU81-47 Read More

DIVIDING PLANTS: The Best Time

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago When new roots are forming on the latest rhizomes, even if flowers or sheath are forming on other pseudobulbs; use discretion. A70-345; OD71-27 Read More

HEATERS: Wood-burning Stoves

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago They are not recommended because they ruin most orchids unless the draft is fully open at all times to discharge fumes into the neighbour's back yard. A81-526 Read More

PH (GENERAL): Of Potting Mix

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Experiments show that if a recommended medium is chosen the initial pH should cause no concern. Hort. revs. 1983-195 Read More