Newly Posted Articles

SYSTEMICS: Insecticides

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Commercial names include Actidione, Cygon 2E (Dimethoate), Di-Syston, Orthene, Meta-Systox-R, Temik. RMHOf limited effectiveness because orchids grow slowly and systemics are not much good, althoug... Read More

MANURES: Tea Time

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Make it with Super Manure (4-4-2) at the rate of 10 tablespoons to a haIf-galIon of water in a jar, shake it, let it stand a day, pour two measures of it into a five-galIon bucket and fill the rest... Read More

ANTS: In Cattleya Pots

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Control with five percent Chlordane dust applied around the base, etc. A75-500; use 2 ttpg.50% Diazinon. A80-630 Read More

ANTS: In Plants Summered Outside

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Kill with Chlordane if you can get it; be sure its formulation is for plants. A74-502 Read More

ANTS: Proper Use of Chlordane to Kill Ants

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Use one ounce of the 75% liquid concentrate in three gallons water and spray monthly all over plants, benches, inside walls. A72-807 Read More

APHIDS: Control by "lady Bugs"

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago They will not control an infestation. A74-708 Read More

APHIDS: Control on Cymbidium Flower Buds

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago If black or brown, spray with Malathion 1 to 1.5 tpg. or, with Cygon 2E at 2 tpg.,; or, Lindane liquid concentrate at 1.5 tpg,; if aphids are green Lindane may be best. A72-534 Read More

MALATHION: Safe Dose for the Immersion of Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Use 1.5 tpg. of 50% liquid, or 2 ttpg. of the 25%WP. A77-1101 Read More

MASDEVALLIAS: As Problem Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Bud drying and dropping occurs when dryness happens; plants need constant moist medium; drying can shock them; also, high temperatures hurt them; other causes of bud drop are mites, or plant lice, ... Read More

CYMBIDIUMS: Culture to Induce Spiking

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago "full-sun" treatment can be successful; give as much sun as possible in the summer including risk of sunburn and with more water and fertilizer, OD68-244The day-night temperature change must be 20 ... Read More