Newly Posted Articles

CATTLEYAS: Yellow Flowers Show Crippling

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Lineage is more responsible than environment; some yellows vary from year to year, and from stem to stem. A76-1102 Read More

OASIS: Plastic Foam Material

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Widely used in Holland as a potting medium; water-absorbent it does not decay and can be re-used after sterilization; it should be leached before use and it requires lime to counteract its natural ... 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

OLD TIMES: Compared with Today

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The cultural methods of then and now, materials and methods weighted critically by an experienced grower; refer to OR82-268 Read More

ONCIDIUMS: Equitant Types

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A cultural hint on how to grow them in Tennessee in a small pot on one lump of charcoal. OIE85-5They will not flower, possibly when they are over-fertilized, so the feed rate should be halved. A83-698 Read More

FUNGUS: Spots on Phalaenopsis Leaves

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Use of Captan paste of doubtful value; Benlate is a much more effective fungicide and is systemic. A77-449 Read More

GAS: Toxicity to Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Natural gas from heaters presents no ethylene problem but manufactured gas carries it and is very toxic. A71-783 Read More

FOGGERS: Using D-con and Four/gone

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago These are effective against white fly and some aphids but not against scale or mealybugs. A82-248 Read More

FOLIAR FEEDING: "liquid Sunshine" Formula

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago As used by rhododendron growers: 1 pint corn syrup (Dextrose), 1 pint hot water, 2oz. seaweed liquid concentrated fertilizer, plus trace elements; mix well; use 4ttpg.; has been used successfully o... Read More

FOLIAR FEEDING: Action

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Experiments show that 90%, of the total potential foliar absorption occurs within 30 seconds if the leaf is moist. OA80-80 Read More