Newly Posted Articles

NITROGEN SHOCK: Reducing Nitrogen Sharply in August

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago In the Midwest, where cool August nights seldom occur, buds can be initiated for winter flowering by the reduction of nitrogen; applied to cymbidiums. A67-12 Read More

SERVO: As Potting Medium

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A formula of vitamins, growth hormones, charcoal bits, perlite and sugar-cane fiber; mixes well with cork nuggets; address; price. OIE85Mar-14It's mostly sugar-cane bagasse with perlite and charcoa... Read More

SEVIN: Insecticide

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 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

SEPAL WILT: Cattleyas

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago The ends of cattleya sepals go brown and dry because of ethylene pollution in the air from automobile exhausts, etc.; perhaps from a defective heater; illus. A69-242; illus. A75-908; A77-437 Read More

FLOWERS, CUT: Making Them Last Longer

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Cattleyas should be open three to five days before they are cut, cymbidiums one to two weeks; cut early in the morning using sterilized knives; place stems immediately in cool water; locate in draf... Read More

FOOT-CANDLES: Light Intensity Required by Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Cattleyas:2500-3500; dendrobiums: 1500-2500; miltonias: 800-1200; odontoglossums:800-1000; phalaenopsis: 800-1200. 0R81-112 Read More

MOON PHASES: Influence on Fertility of Crosses

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Make crosses only four times during the month: two days before the first quarter moon; one day after the first quarter moon; the day before the last quarter moon; and, on the full moon. OR79-116; t... Read More

FLOWERS, CUT: When to Cut Them

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Most are not mature when they open, so wait for three or four days; for lots of plants use different coloured golf tees to indicate the days of the week; add a mix to the vase water of one-third 7-... Read More

NORSTOG (1973) MEDIUM: For Germination of Epipactis

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A modified form, with chemical components; refef to A82-166 Read More

SHADING, GREENHOUSE: Glass Wax

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 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