Category: Ailments

ROOTS: Loss, Sudden and Excessive

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Watering with water containing highly concentrated sulfur could cause a buildup; repot, even if out of season; use rain-water. A71-345 Read More

FLOWER NECROSIS: In Cattleya Hybrids

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Cymbidium mosaic virus alone can produce necrotic flowers; methods of experiments given; illus. of infected flower. A70-306+ Read More

NATRIPHENE WP: Soak

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For bud ailments on paphiopedilums, use as a soak for the entire plant in 1:2,000 for 15 to 30 minutes. A72-534 Read More

SEED: Contaminants

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago To render them sterile before sowing: some spores are only weakened in treatment of seed with calcium hypochlorite or hydrogen peroxide and can contaminate the flasks months later; use a solution o... Read More

BEER: As Slug Bait

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Report of Dr. Floyd F. Smith to the Entomological Society of America on success of stale beer; superior to metaldehyde. C70-15; C70-86+ Read More

FLOWERS, CUT: Abnormalities

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Problems which arise after delivery to the florist; white cattleyas deteriorate; a consideration of virus disease; storage at the wrong temperature; temporary abnormalities; cool storage; ethylene ... Read More

COLD PROTECTION: In Sudden Spells

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In Florida plants can be moved inside the home or covered with polyethylene; overhead sprinklers can be turned on; for these and other cautionary measures refer to F85-157 Read More

BENLATE AND TRUBAN: Can They Be Mixed?

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Use 8 oz. Benlate and 4 to 6 oz. Truban per 100 gals water; both lose effectiveness if kept in water solution; Benlate is unstable in alkaline solution. A79-1112 see also Benomyl Read More

BENLATE: Characteristics

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Controls Ring-spot fungus; spray four times weekly with 1 ttpg. plus spreader; it kills red spider eggs; not useful for soft spot on phalaenopsis nor black rot on cattleya rhizomes. F70-182 Read More

PESTICIDES: Shelf Life

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago They should be purchased for short-term use; mark the date of purchase on the container; most keep their effectiveness for two or more years if stpred properly; signs of ineffectiveness in dusts an... Read More