Category: Ailments

VIRUS TRANSMISSION: By Vegetative Transmission

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago All parts of a plant are invaded, except possibly the seed and all cuttings and keikis are infected if the main plant was infected. OD78-95 Read More

ARTILLERY PLANT: Pilea Muscosa

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Grows in orchid pots; treat with Simazine as for Oxalis. A71-609 Read More

MESOPHYLL COLLAPSE: Cells in Leaves

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Phalaenopsis particularly shows symptoms that resemble those caused by certain viruses and care must be taken to determine the right remedy; for cell collapse there is no remedy except for the plan... Read More

MESUROL: For Slugs and Snails

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago This control has a 75% active ingredient called Methiocarb; used as a wettable powder. NZ86-193 Read More

METALDEHYDE: Snails' Resistance

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Experiments in southern California and England show that about 50% of brown garden snails can recover from bait poisoning. OA76-28+ Read More

METALDEHYDE: Toxicity Reactions in Humans

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Nausea, vomiting, diarrhea, cramps, fever, nervousness, tremor, dizziness and convulsions. A68-583 Read More

LEAVES: Yellowing

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Usually caused by too high light levels and indicates the lighting should be reduced by 25 to 50%; also, increase the Mg and Fe in the fertilizer. Au84-204Young leaves on new cymbidium shoots turne... Read More

SAFER'S SOAP: Insecticide Spray

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago After applying this insecticide scrub the plant thoroughly with a soft brush to eliminate scale and mealy-bug ; if you havenf t got the time use a hose jet. OIE85Jy-6It can be kept in a spray bottl... Read More

CRIPPLING OF FLOWERS: Cattleyas

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Extra set of petals formed; likely caused by external influence such as temperature in the growing area, or by pesticides; the aberration should not be permanent. F80-20 Read More

PESTICIDES: Shelf Life

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago They should be purchased for short-term use; mark the date of purchase on the container; most keep their effectiveness for two or more years if stpred properly; signs of ineffectiveness in dusts an... Read More

Ailments

(931 articles)

Angraecoids

(41 articles)

Announcements

(4 articles)

Beginners

(21 articles)

Book Review

(4 articles)

Bulbophyllums

(2 articles)

Cattleya Alliance

(95 articles)

Conservation

(16 articles)

Culture

(1363 articles)

Curiosity

(49 articles)

Cymbidiums

(163 articles)

Dendrobiums

(29 articles)

General Discussion

(3 articles)

Oncidium Alliance

(64 articles)

Orchid Doctor

(3579 articles)

OrchidWiz

(27 articles)

Other Genera

(12 articles)

Paph Alliance

(78 articles)

Phalaenopsis

(83 articles)

Pleurothallids

(1 articles)

Propagation

(184 articles)

Scientific

(4 articles)

Site Navigation

(2 articles)

Species

(62 articles)

Travelogue

(2 articles)

Vandaceous

(26 articles)