Newly Posted Articles

FOOT-CANDLES: Requirements for Some Types

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Epidendrums like 3,600, and some will stand full sun; laelias like 2,400 to 3,600. A61-982 Read More

FORMALDEHYDE: For Leaf Spot Control

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A 10% solution applied with a swab solely to the affected area is very effective; but it kills all tissue it contacts. P71(2)24 Read More

FRAGRANCES: A List

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Flowers that are perfumed: Dend. supurbum, all Miltoniopsis (Columbian miltonias) and hybrids, Aerangis and Angraecums, Oncid. tigrinum, 0. ornithorhynchum, white cattleyas, dryadellas, Phalaenopsi... Read More

SHELL NO-PEST STRIPS: How to Use

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Buy four or five for a greenhouse sized lift, by 15 ft., use them only at night, with the vents closed; store each day in foil. A77-798 Read More

WATER SOFTENERS: Arising From the Bathroom Shower Vapor

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Any that forms on plants grown there should be free of chemicals, being close to distilled water, and a promoter of short humidity. A85-332 Read More

PHALAENOPSIS: Flowering Controlled with Artificial Lighting

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is neither effective or necessary because their response is to temparature of about 60 to 65 deg.F. at night and a daylength of from 12 to 16 hours; by pinching spikes just below the bottom flow... Read More

CARBON MONOXIDE: Great Damage to Plants Claimed

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Damage likely caused by some other agent, more likely ethylene; orchids are most sensitive of all plants to ethylene. A72-534 Read More

CARBONATE OF AMMONIA: As Fertilizer

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Small pieces, walnut size are placed near the heating pipes and their evaporation carries nitrogen to plants where it seems to be absorbed; one pound per year can be used in a greenhouse 20 ft, by ... Read More

PHALAENOPSIS: Light Requirements

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A very dark day in Illinois produces about 500fc; grow your phalaenopsis at 600 to 800fc. OD73-158Provide only a little less light than for cattleyas; use 1,500 to 2,000fc. A70-798 Read More

FRAGRANCES: In Orchids

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Many orchids are not scented; some noses detect an odor where others do not; list of 19 fragrances types and related to a specific orchid; additionally singled out are Encyclia citrina, Laelia autu... Read More