Newly Posted Articles

MOLD: On Fir Bark in Pots

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It rarely affects the roots; a fungus which normally decays bark in the woods; Captan at 2 ttpg. can be used but is not recommended. A78-403 Read More

MONURON (KARMEX-W): Weed-killer

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Sometimes recommended for destroying Oxalis in orchid pots; has not been cleared (1984) for use on orchids and would be used at owner1s risk. A84-819 Read More

MOON PHASES: At Pollination Time

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It had no effect on capsule set of Oncid. variegatum; extensive experiments at the University of Puerto Rico proved it did not matter whether the first quarter phase, the full moon, the third quart... Read More

FLOWERS, CRIPPLED: Reasons

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A genetic tendency to twist or reflex the flower parts is emphasized by a rich fertilizer diet. ODA75, no.4 p.10 Read More

PUMICE: Definition

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A light, spongy stone thrown up by volcanoes. A75-712; RMH Read More

SEED PODS: How Long to Mature?

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A few mentioned: Sophronitis crosses take 5 to 6 months; Cattleyas take 9 months; Phalaenopsis take only 3 or 4 months. OIE86Sept-14; of course, with green-pod culture it takes less time even than ... Read More

CYMBIDIUMS: Cool Nights Are Required to Start Spikes

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A common belief, but it has not been proven; they spike in California in the hottest months of August, September and October; in Hawaii they spike at about 65 deg.F; it may be a contributing factor... Read More

DAMAGE: Ascertaining Cause of Problems

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Look for it in accordance with this order: 1, Handling damage such as bruising, cracking, tearing, etc.; 2, Cultivation, such as water or light damage, overfeeding, heating, etc.; 3, Insect damage,... Read More

SEED PODS: Mailing

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Wrap the whole pod in clean paper or seal it inside a paper envelope so it can "breathe" whether green or dry, then place it inside a small carton, address it and mail; do not use any plastic or fi... Read More

PSEUDOBULBS: Twisted Bulbs on Cattleyas

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago These can develop for no apparent reason, except that water lodging in immature growths may be the cause. A85-832 Read More