Category: Orchid Doctor

LOAMITE: Looks Like Sawdust

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Treated with acid to carmelize the lignins; breaks down about 10% per year; no longer (1974) made; sponge rock is one substitute; perlite is another; other possibilities mentioned; refer to C74-21 Read More

LOAMITE: Soil Conditioner

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Appears to be a very fine charcoal grind. OD68-307 Read More

LOGS: From the Forest

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For mounts or plaques they can be taken from the forest (with permission) with their moss and lichens still attached, sanitized with a fungicide soak or an insecticide spray to enhance their "shelf... Read More

LONG-BLOOMING PLANTS: Sophronitis coccinea and Its Hybrids

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The species itself can last in bloom for two months; many of its primary hybrids last a month, such as Epiphronitis Pat, Slc. Martha Withner, Brassophronitis Edna, Sc. Boltonii, etc. ODA76(3)-27; D... Read More

LONGEVITY: Of Cattleyas

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A cattleya will live forever if it is cultivated properly; it is renewed by new growths. A68-331 Read More

LUDISIA DISCOLOR: A Problem Plant

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It may be grown in a terrarium with gravel or crock drainage covered with bark, shredded osmunda (or sphagnum), leaf mold, perlite or small gravel as a mix, with a night temperature of 65 to 70 deg... Read More

LUMBER: Treated with Copper/chrome/zinc

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago This has been used for many years to construct greenhouses in the USA, also children1s playground equipment; inhalation of the sawdust created by sawing or sanding of the wood can be toxic; the smo... Read More

LUMPERS: Definition

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Taxonomists who tend to overlook "minor" differences and lump different flowers into the same species. FR99 (see also Splitters) Read More

LYCASTE CRUENTA: A Problem Plant

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Compost and cultural guidance: lycastes do well in tree-fern fiber, also in fir bark and peat moss mixes; also in osmunda and sphagnum moss; provide liberal watering and dilute fertilizing in the s... Read More

ACID OR ALKALINE: Changing the Values

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Various means can be used: tufa, a limestone form, can be added to paphiopedilums from limestone cliffs; bark composts acidify with age; peatmoss, pine needles, oak leaves in the mix produce acidit... Read More