Category: Culture

HEATING, COOLING AND HUMIDITY: Review of Problems

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Refer to A63-85; 531+ Read More

BARK: Potting Material

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A history of its use from its beginnings, with names of its originators, their trials with different types and the results; refer to A87-1038 Read More

CHARCOAL: In Culture Media

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Has a positive effect on the growth of cymbidium plantlets in the flask, also phalaenopsis and paphiopedilums because it seems to improve aeration. A84-258It seems to improve aeration; for other de... Read More

ALASKA: Growing Orchids There

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Long winter days may be a serious problem; fertilize in winter 1 tpg. 30-10-10 every two or three weeks; in summer's long days, every second watering; in osmunda water only in summer. A71-715 Read More

LIGHT, NATURAL: Characteristics

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago And the reaction of different genera of plants to it outdoors and inside the greenhouse: vandas, cattleyas, phalaenopsis; on leaf burn; refer to AH86-97It consists of four P's: photosynthesis, in w... Read More

SEEDLINGS: Phalaenopsis

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Flowering can be achieved in less than two years from flask through proper timing, deflask in winter or spring plant into large pots, feed frequently, grow in 40% of total light and water or syring... Read More

LIGHT METERS: Measurement

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago The Light Intensity Meter it is claimed reads both sunlight and artificial light; advt. A84-1083 Read More

LIGHT, NATURAL: And Epiphytes

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Requirements for optimum growth for high light and low light plants; theoretical; refer to A85-819 Read More

POTS (GENERAL): Clay Vs. Plastic

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Comparative experiments under scientific conditions demonstrated that cattleya-type orchids grow almost as well in plastic as in clay; differences in growth due to aeration by clay. A61-32+; OWD. c... Read More

CHICKEN MANURE: Utility

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago In Australia some growers use it composted to the exclusion of all other fertilizers. OA83-147 Read More