Newly Posted Articles

CYMBIDIUMS: Sizes

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A "miniature" in Japan is usually about two feet from bottom of pot to the top of the plant1s spike; "intermediate" there means 3 to 4 feet; standards are the biggest; in the U.S. sizes are for the... Read More

CYMBIDIUMS: Specimen Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Use plastic tubs to reduce weight, also polystyrene as crock; not too deep a pot as compost can get wet and sour; watch for new bulbs piling on old ones in centre; remove old bulbs in centre judici... Read More

CYMBIDIUMS: Spots and Bumps on Flowers

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Caused by aphids, red spider or insecticide sprays. OD67-105 Read More

CYMBIDIUMS: Temperatures and Growing Requirements

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The minimum night temperature is from 40 deg.F. to 45 deg.F, with the maximum during the day in the low 80's, for Southern California. OD76-82 Read More

DENDROBIUMS: Flower Stems Can Be Cut

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago But unlike phalaenopsis, they are not likely to produce a secondary stem. A82-122 Read More

DENDROBIUMS: Leaf Loss

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Many of them are deciduous each year in winter; it is caused mainly by day length and the need for less light and water. F86-13 Read More

ELK-HORN FIBRE: Platycerium, Stag-horn Fibre

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Potting medium used in Australia; was satisfactory when handled properly; superseded by barks, etc. AU79-198 Read More

ETHYLENE: Effect on Buds

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It does not affect buds or sepals before the flowers open (it says right here); other factors cause bud drop, such as paint inside a water tank (what?). A81-150; bud drop.A82-487 Read More

FERTILIZERS: How to Read a Fertilizer Label

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Interpretation of wording of guaranteed analysis labels for water-soluble 27-9-18, somewhat slow-re lease 27-6-10, slow release for cymbidiums 6-9-6, water-soluble 10-10-5; refer to A71-30+ Read More

FERTILIZERS: Liquid,general

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Rutgers University1s formulation is 20-20-20, 1 teaspoon plus ammonium nitrate 2 tablespoons together to five gals. water for every other watering. A59-508 Read More