Newly Posted Articles

SCALE: On a Single Plant

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Control can be achieved by first scraping them off and then swabbing with methanol. A82-248 Read More

SCLEROTIUM ROLFSII: Fungus

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A fungus parasitic particularly on the underground parts of the plant. OD65-12 Read More

SCORIA: Lightweight Form of Basalt

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Has a porous structure which holds both air and water in balanced proportions; can be used alone for some species, with fertilizer; with fine materials it may waterlog; holds nutrients in an availa... Read More

SEED BANKS: Australian Orchid Foundation

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The most effective collector and distributor of local and foreign seed for conservation, and well worth any enlightened grower's support; flasks frequently available; address 107 Roberts St.,Eseend... Read More

SEED BANKS: Australian Terrestrial Types

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Procedures of the Australian Orchid Foundation and their seed bank procedures; flasks of species of both terrestrials and many exotic epiphytes from other countries; lists of those available at $12... Read More

SEED PODS: Cattleya Pods Split Prematurely

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It can be caused by incompatibility of the cross; the seed is not viable; it happens when one or both parents are triploids. A69-700 Read More

SEED PODS: Cattleyas

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It takes eight or nine months for the seed to ripen. A63-478 Read More

NATRIPHENE WP: Harmful Effects on Phalaenopsis

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago One slight case observed; the damage was more likely caused by the ailment than the antidote. A73-991 Read More

MOLD, SNOW: Characteristics and Controls

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It grows in the potting media and envelopes the roots so they are cut off from water and air; repot the plant, destroy all mold and media; immerse the bottom half of the plant in Physan l.5 tpg.; r... Read More

PSEUDOBULBS: Twisted Bulbs on Cattleyas

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago These can develop for no apparent reason, except that water lodging in immature growths may be the cause. A85-832 Read More