Newly Posted Articles

SPHAGNUM MOSS: A Blessing to Many Growers

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Good for transplanting seedlings; live sphagnum is hard to get, milled sphagnum is easier to get and as satisfactory; place it one-half inch on top of seedling bark before planting seedlings, then ... Read More

SPHAGNUM MOSS: As Growing Medium

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is usually of excellent quality anywhere, but in North America some is harvested almost dead; moss from New Zealand is the best yet, lasts longer than any other; watering it is critical and shou... Read More

SPHAGNUM MOSS: New Zealand Type

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Has been used by an orchid firm in the Los Angeles area for years, especially for Phalaenopsis; good for Phalaenopsis whi ch likes a higher temperature from 65 to 85 dF and fertilizer, such as 18-1... Read More

SPIDER MITES, RED: Biological Controls

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A predator of Tetranychus uriticae is another mite named Phytoseinlus persimilis, which is slightly larger, orange in colour, and which feeds only on Red spider and is very effective; refer to OR81... Read More

GAS: Effect of Ethylene on Plants Indoors

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Gas ranges in the home may produce ethylene to injure opening buds; natural gas contains no ethylene but the burners on starting, for 17 seconds, and on stopping, for ten seconds, emit small amount... Read More

STEROIDS: Plant Growth Substances

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Birth control pills, one tablet to one quart of water, applied weekly to cymbidium seedlings produced heavier root growth. OA83-146 Read More

SUPERTHRIVE: Additive to Fertilizer

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago On vandas, used once a month as an adjunct to the regular fertilizer at the rate of 1/4 tpg; Florida. A85-816 Read More

GREEN POD CULTURE: Harvesting Times

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The time saved by comparison with seed culture is six to eight months; the optimum harvesting times for a long list of hybrids and species is given; refer to A76-305+; OD68-207 Read More

TISSUE CULTURE: Methods

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago How to obtain pathogen-free explants; genetic research; hybrids achieved by means of fusion of plant cells; refer to F78-10+; clonal propagation; a manual; refer to OB1-203 to 293, Read More

TREE FERN: Does it Decompose?

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It decays very slowly, depending on amounts of moisture applied, the prevailing temperature and the chemicals used as fertilizers, etc. A83-600 Read More