Newly Posted Articles

MONOPOTASSIUM PHOSPHATE: As Fertilizer on Paphiopedilums

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Two feeds of it at 5ml. per gal. water will restore hardness to leaves if a 30-10-10 fertilizer has been used, causing softening, instead of the preferred 20-20-20. OR77-264 Read More

MITICIDES: Kinds Available

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Malathion is recommended but far better is Pentac, a specific for mites and about the safest of all to use; also recommended are: Cygon 2E, Diazinon; Kelthane. A76-1007; OD70-155 Read More

NATRIPHENE WP: Other Names for it

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Bioquin 700, Dowicide A, 8-quinolinol benzoate, sodium ortho-phenylphenate, Sopp, Topane. P71(3)21 Read More

HEATERS: Emergency System

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago If the emergency heater fails to operate the last hope is to use water as a continual spray over the plants to avoid freezing and to achieve at least survival of the plants; use a follow-up of fung... Read More

HEART ROT: In Paphiopedilums Caused by Erwinia Cypripedii

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It can start as small brown spot on a leaf; spreads to crown; cut out at once; soak plant in Anti-Damp or Natriphene; let it dry, swab with Tersan. A73-815 Read More

HEATERS: Back-up for Main Unit

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago If it is ever used in emergency there should be a guarantee obtained from the dealer that it will not produce ethylene when it is used; get a written guarantee. A80-1140 Read More

ROOT ROT: Rhizoctonia

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Control: use Captan at 1 ttpg. as a spray or Terraclor at 1 ttpg. as a drench; also, Chinosol, oxyquinolate benzoate, or sodium-o-phenylphenate (Natriphene) in a 1:2,000 solution; drench. P71(2)-24 Read More

VIRUS CONTROL BY CHEMICALS: Control on Bench Area

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Spray with trisodium phosphate 15% or at 1.5 lbs. per gal. water; or spray with Physan-20. A78-909 Read More

NON-FLOWERING PLANTS: Number of Years Recorded

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In the eastern U.S., plants which have not bloomed for good growers and the years of non-blooming are: Cymbid. grandiflorum (29 years), Odont. londesboroughianum, (16), Cym. pumilum album (15), Ren... Read More

ORTHENE: Insecticide

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A systemic, useful for get ting rid of thrips and aphids, without damage to the blooms; use a mask and protection when handling. NZ85-16 Read More