Category: Orchid Doctor

FOAM RUBBER: As Potting Material

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Is of no use on its own; slabs of it did not induce successful growing. OR69-275 Read More

FOGGERS, INSECT: Operation

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A liquid oil-base insecticide is forced from the container through an atomizer nozzle; droplets are fed into a heated fog-producing chamber where vaporization occurs; in thirty seconds an ounce pro... Read More

FOGGERS: A Quick Way to Dispense Miticide

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago To spray under the leaves of a large collection takes a long time. but to fog a large greenhouse takes about eight minutes. OA84-11 Read More

FOGGERS: Carmel Fogger

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A powered ramjet type that produces a dense fog of insecticide directed up into the greenhouse fanjets to fill the house with fog; is effective against aphids and easy on the flowers. A83-613 Read More

FOGGERS: High Pressure

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A unit can be installed in the center of the greenhouse to oscillate or revolve 360 degrees to dispense a fog-mist effectively within 40 feet radius or so, and outside that for plants requiring les... Read More

FOGGERS: Spray Cans for Insecticides

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Types such as Raid or Foregone are household types and the carrier used may injure orchids, so use only those designed for greenhouse use. A86-274 Read More

FOGGERS: The Fog System

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Can be used with foliar feeds, insecticides, fungicides, for winter freeze protection, hot weather cooling; refer to A83-622 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

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