Category: Orchid Doctor

WATER, HARD: Near Maximum "hardness Index"

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago If the water coats pots and plants with lime residue, perhaps rain water should be collected for periodical use; demineralizer units are expensive but laboratory models are more moderate; address g... Read More

WATER, HARD: Softened with Soda Ash

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Do not use this on plants. A67-466; A78-812 Read More

WATER, HARD: With Activated Charcoal to Remove Calcium

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It will not work; only certain types of organic compounds are filtered out; units for doing the job properly are not cheap; best bet is to catch rainwater. A74-433 Read More

WATER-IN: Wetting Agent

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Available dry, it can be added to the patting mix. OA86-50; add 2oz. of it to 5 gallons Hudlow's liquid fertilizer. OIE86Jy-10 Read More

WATERING (GENERAL): First Lightly Then Heavily

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago The first watering is to wet the medium and the second is to leach out the residual alkali. OD72-227 Read More

WATERING (GENERAL): First Water Then Fertilize

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Dry roots do not like fertilizer. A69-524; A74-114 Read More

WATERING (GENERAL): Postulates

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Watering is to be done only when the root tip is actively growing and maintaining the green section at the tip at its optimum length. OD68-304 Read More

WATERING (GENERAL): Problems

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago They are of common occurrence; the variety of kinds grown requires variety of treatment; pots and mixes vary greatly also; excessive watering the main problem; too often oxygen content of water and... Read More

WATERING ERRORS: Avoid Hitting the Flowers with the Water

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago The pollinia are easily dislodged by the hose jet on some flowers and the blooms fold quickly once the pollinia are removed, such as in sophronitis. A74-13 Read More

WATERING ERRORS: Placing Pots in Six-inch Deep Trays

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago This is not good, rising water will bring trouble with the accumulation of salts from fertilizer. A74-217 Read More