Newly Posted Articles

BARK, REDWOOD: Potting Medium

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Shredded bark used as insulation material and sold as Palco Wool was treated with fire-retardant ammonium phosphate which caused remarkable growth of plants. A87-1041 Read More

MILLIPEDES: Are They Beneficial?

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago The best plants came from a corapot in which four of them thrived; maybe their excrement is utilized by the seedlings. OIE-86Dec-15 Read More

AMMONIUM NITRATE: Nitrogen Source

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Where the only source is from urea, this can be added to a 20-20-20 fertilizer in equal quantity to produce 30-10-10 so the nitrogen is more efficiently utilized; use 1/4 tpg. of 20-20-20 plus 1/4 ... Read More

ANEUPLOIDY: Effect on Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A chromosomal condition which may cause retarded growth and weakness in development. A76-577 Read More

PH (GENERAL): Of Fertilizer

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A pH8 to 9 of the 30-10-10 fertilizer is natural and should not be adjusted because the alkaline state changes to the acidic side when used by the plant. A81-27 Read More

GXBBERELLIC ACID: Effect on Cattleyas

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago For commentary refer to A57-496+; A58-398+ and 537+ Read More

LIGHTS, GROWING UNDER: Nursery Use

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago For large growers it is not cost effective, though some growers find it most successful on seedlings and flasks and young plants in winter. OA81-153 Read More

CHINOSOL: Fungicide

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Also sold as Fulex A-D-0, or, Sunex 8-hydroxyquinoline sulfate. P71(2)-24 Read More

LIME: Dolomite, Its Characteristics

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A mined, fossil-like form contains both calcium carbonate and magnesium; it adjusts the pH of bark; usually added with oyster shell because the two are better than one alone; beneficial in areas wh... Read More

BENLATE: On Paphiopedilums

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Caused production of infertile pollen. A79-898 Read More