Category: Orchid Doctor

SEVIN: Insecticide

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A trade name for carbaryl, a carbamate, usedaas a general insecticide; not recommended for control of slugs and snails . NZ86-194Contact and stomach poison with good residual action; for mealy bugs... Read More

SEX DETERMINATION: Of Cattleya Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Using a sex indicator as used to determine sex of chicken eggs (inch-and-a-half metallic cone, or needle) attached to long silk thread, cattleya plants registered as either "male" or "female" consi... Read More

SHADE HOUSE: A Screen House

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A summer-winter combination structure using roll-up Griffolyn panels for seasonal changes and built for cool-growing species; for mid-California; for construction details refer to A85-1324; 8ft.x 1... Read More

SHADE HOUSE: Location

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Full sun exposure is best; a north-south axis is good; best compromise is full morning sun; for Florida 53% of actual shade is best screening, with additions for some genera; some sections or plant... Read More

SHADING, ECLIPTIC: Permanent with No Movable Parts

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The amount of shading changes with the inclination of the sun; for the south end of a greenhouse; like a fixed Venetian blind; slats are set so low that the winter sunlight enters, but the high sum... Read More

SHADING, GREENHOUSE: Aluminum Paint

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Has a high reflective quality and keeps the greenhouse temperature ideal for growing, with excellent results; no report on rate of wear-off or removal in fall. A63-835 Read More

SHADING, GREENHOUSE: Formula

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Flaked off well in the fall: 1 lb. white lead (now withdrawn from the market?), 2 oz. linseed oil, 1 gal. mineral spirits. A75-618 Read More

SHADING, GREENHOUSE: Glass Wax

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Forms a hazy white barrier, lets in plenty of light; a second application puts on heavier shading; wipe off in fall. ODA76-14 Read More

SHADING, GREENHOUSE: Green Fiberglass

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Green light is inefficient for plant growth; white light or shading enables plants to produce more food. A66-927; A70-916 Read More

SHADING, GREENHOUSE: Green Paint

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago "Rez" sage green paint adhered best to fiberglass; in Missouri, it caused no bud burn; higher light possible under green shading; refer to A61-458 Read More