Category: Paph Alliance

PAPHIOPEDILUMS: Flowering Produced by Shock Treatment

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Reluctant hybrids require a change in their growth pattern such as by dropping temperature to 40 deg.F. from the normal 55, and withholding water until the compost dries; or, by dividing the plant ... Read More

PAPHIOPEDILUMS: Flowers, Numbers on a Stem

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Conditions of culture are the best influences; growers should be happy to see two flowers on a stem; if the first flower is deformed, the solution is to cut it off as soon as the deformity is seen.... Read More

PAPHIOPEDILUMS: Growth, Gnarled

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It is caused by low atmospheric humidity. A77-798 Read More

PAPHIOPEDILUMS: Leaf Growth

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Between the first of June and the end of December a required complement of leaves must be produced in order to mature the plant for flowering; fertilize at half strength three out of four waterings... Read More

CYPRIPEDIUMS: Seed Culture Medium

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Hyponex 3 grams; Difco-Bacto peptone or tryptone 2 grs.; sucrose (sugar) 35 grs.; agar 15 grs.; water 1,000 ml.; pH adjusted to approx. 5.0; A63-927; native terrestriaals almost never have have bee... Read More

PAPHIOPEDILUMS: Light Control Response for December-february Flowering

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago There is no response; they respond only to temperature control. A65-152 Read More

PAPHIOPEDILUMS: Light Requirements

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Light as for cattleyas produce better results, harder growth but shorter stems; for longer stems, shade them before flowering to about 800 -- 1,000fc. F74-68They need year round 7500 Lux; a clear s... Read More

PAPHIOPEDILUMS: Limestone Requirements for Malaysian Types

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Use pulverized limestone, or ordinary agricultural limestone, at one level teaspoon to a four-inch pot; best to mix it with the medium before potting, but it can be added after potting. A66-494; A6... Read More

PAPHIOPEDILUMS: Limestone Requirements

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Plants which grow on limestone cliff faces, or terrestrials and epiphytes in limestone areas: Paph. bellatullum, chamberlainianum, concolor, curtisii, delenatii, exul, fairieanum, glaucophyllum, go... Read More

CYPRIPEDIUMS: Culture in Greenhouse

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Bog plants and some orchids grow in wood pots or tubs filled with sods of sphagnum moss with the sand base included; water with rain water or distilled water. A63-439 Read More