Category: Orchid Doctor

INTERGENERICS: Hybrids

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Meaning, composed of three or more genera; over 70 complex genera are now registered in the odontoglossum-oncidium-mi 1tonia alliance, refer to A83-568; 809; 1062 Read More

INTERGENERICS: Species Used

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In the odontoglossum alliance, the hybrids and their ; characteristics; contributions from other genera such as oncidiums, brassias and miltonias. W10-227;235Mainly the oncidium alliance this time ... Read More

IODINE: Produces Streaking in Cymbidiums

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago A fertilizer derived from seaweed produces symptoms almost identical to Tobacco Mosaic Virus (TMV) and can be harmful, AU81-109; g'day mate, but it is a necessary and beneficial element and is cont... Read More

IRON: Characteristics

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago As a growth element it is used in the formation of chlorophyll; it is an assumed antidote against chlorosis; colors flowers darker; in many cases Iron chelate makes whites turn pink; a trace elemen... Read More

IRON: Deficiency

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In mi Itonlopsis it shows up as either blotchy leaves or as leaf tips faded from loss of green pigment; use a half dose of Sequestrol one day after heavy watering. OIE85My-3 Read More

IRON: Functions in Fertilizer

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Vitally important in the formation of chlorophyll but it is not a part of it. AU75-47 Read More

IRON: In Fertilizer Programs

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Chelated iron should be used instead of normal iron siulphate at a rate of 8 to lOppm. AU84-199 Read More

IRON: In the Water Supply

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Watering directly into the pot will cause little harm to the plants; on the leaves the iron precipitates out and colors them coppery,- eventually to reduce the light intake of the leaf and weaken t... Read More

IRON: Odontoglossums Need it

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Chelate of Iron should be supplied to the plants strictly according to the instructions on the label; add 5ml of GU49 (powdered iron) to the slow re lease fertilizers (30ml Osmocote, nine months re... Read More

ACID OR ALKALINE: Changing the Values

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Various means can be used: tufa, a limestone form, can be added to paphiopedilums from limestone cliffs; bark composts acidify with age; peatmoss, pine needles, oak leaves in the mix produce acidit... Read More