Category: Orchid Doctor

FIBERGLASS: Selection Is Crucial

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Most consumer-grade fiberglas is colored, either white or greenish, but it should be clear for a greenhouse; it deteriorates quickly in strong sunlight so light is cut out; buy only greenhouse qual... Read More

FIBERGLASS: Suitable for Greenhouse

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Clear is preferred; in Florida a white that transmits 60% of light could be used for roof; for the sides use clear. A76-611 Read More

FILTERS: Used Furnace Types

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Mount them on the back of fans to rid the air in greenhouses of some particles, bacteria and spores; clean or replace when dirty. OIE85Sept-5 Read More

FIRE: Effect on Some Terrestrial Genera

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Some are seen only after a field fire, some are seen better after one, such as, in South Africa, Disa racemosa, Satyridium rostratum, Evota bicolor, a sp. of Pterostylis, Diuris, Prasophyllum, Lype... Read More

FIREPLACES: As Sources of Pollution

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A roaring fire consumes oxygen and could cause a sufficient drop in a tight house enough to cause bud drop; it could also dry out the air. A84-17 Read More

FISH EMULSION: As Fertilizer

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Organic fertilizers have to break down by means of bacterial action in the media before becoming useful to plants; they have the benefit of not burning roots. OD68-10Use 1 ttpg. every two weeks, no... Read More

FISH EMULSION: Over-use

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago At 1 ttpg. and with weekly flushing with plain water overfertilizing cannot happen. A67-1095 Read More

FISH MEAL: Analysis

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Dry meal contains five to seven: percent moisture, 6.5 to 10 percent nitrogen (equivalent to ammonia 8 to 12%) and phosphoric acid 4 to 8 percent. A59-607 Read More

FISH MEAL: As Fertilizer

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Formula can be 5-5-1, or 9-3-0; it provides good substitute for other organic fertilizers; water it in well or cover it with compost to prevent mold from forming; compost tends to break down more r... 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