Category: Paph Alliance

PAPHIOPEDILUMS: To Force Blooming

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In the home, place the plants on an unhealed windowsill in December or January for a month and do not water . OIE87Jan-3 Read More

PAPHIOPEDILUMS: Yellowing of Leaves

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Caused by a deficiency of magnesium, especially among hybrids, it can be cured by watering witti Epsom Salts (Magnesium Sulphate), at the rate of one heaping teaspoon in a cup of warm water which i... Read More

PAPHIOPEDILUMS: Water Is Their Basic Need

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Rod McLellan grew 15 plants for five years in a tray of water one inch deep, and had flowers just as prolific as from plants watered several times a week. OD69-307 Read More

PAPHIOPEDILUMS: Water Needed

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Leaves may be yellowish-green, stunted, and may be flaccid because of too little water. A78-606 Read More

CYPRIPEDIUMS: Seed Culture Medium

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 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

CYPRIPEDIUMS: Vanishing in the Wild

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In Manitoba an unidentified fungus is destroying many native orchids; can we blame acid rain? A85-1196 Read More

PAPHIOPEDILUMS: Hybridizer's Nightmare

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Problems include sparseness of seed, incompatible crosses, sterile off-spring, dissimilarity among siblings, few good breeders (plants not people), and the diff- iculty of obtaining them for breedi... Read More

PAPHIOPEDILUMS: Minimum Optimums

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For plain leaved: 50 deg.F. to 55 deg.F. at night; relative humidity 60%; 800fc. winter and 1,000 to l,500fc. summer; mottled leaved: 60 deg.F. at night; 60 to 70% relative humidity; 800fc. in wint... Read More

ANEUPLOIDY: Growth

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In paphiopedilums it is short and heavy. A78-999 Polyploids in which the chromosome count is not an even multiple of the haploid number. AU78-47 Polyploids in which the chromosome count is no... Read More

PAPHIOPEDILUMS: Fertilizing

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago They do well without it for as long as several years then become poor in condition; feed at one-fifth strength high in nitrogen weakly, not weekly; water the day before. OD86-139 Read More