Category: Orchid Doctor

PHALAENOPSIS: Advantages of Growing Them

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The flowers last much longer than most others; they are more floriferous; they do not grow out of the pot; they need about the same climate as humans do; they grow quickly; they provide many colors... Read More

PHALAENOPSIS: Adventitious Shoot Formation

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The nodes of flower spikes have buds which may develop into shoots; until a way to meristem phalaenopsis is found this offers a method for the rapid propagation of plants. A71-807+ Read More

PHALAENOPSIS: After Flowering, the Spike Was Removed But No Branch Spike Followed

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Vegetative buds below the cut do not develop under hot, dry conditions; change to cool nights from 55 to 60 deg.F. for a week or two with humid conditions. A76-1102 Read More

PHALAENOPSIS: After Flowering, Tops Were Cut Off But Stumps Did Not Flower

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Advice: leave one or two leaves below the cut, keep the temperature from 58 to 70 deg.F. with high humidity and a light intensity of 1,000 to l,500fc. A75-192 Read More

PHALAENOPSIS: Bacterial Disease

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Erwinia cyprepedii is the probable cause; the recommended treatment for it, Natriphene, failed; try cultural practice as outlined fully; spray with Tersan 75 at 1 tpg, three times spaced fortnightl... Read More

PHALAENOPSIS: Bloomed Profusely for 12 Years Then Stopped

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago New shoots removed did flower when repotted separately; this is not rare, the main plant is weak; try repotting it in new medium and remove some of the old roots. A70-916 Read More

PHALAENOPSIS: Breeding

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Line breeding reduces the range of variation; dispersion-breeding increases greatly the frequency of new and different forms; Phal. equestris and its three lines of breeding presented; refer to Wl1... Read More

PHALAENOPSIS: Breeding for Colour

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For the names of plants used in producing leading hybrids in whites, whites-with-coloured-lips, pinks, stripes, yellows and novelties, refer to SA84Sept-113 Read More

PHALAENOPSIS: Bud Blast Caused by Unvented Propane Heater

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Incompletely combusted gas could affect plants, which are susceptible to gas; check the burners. A85-872 Read More

PHALAENOPSIS: Buds Fall Off in the Home

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago The chances are good that the atmosphere in the home in winter is too dry because of low relative humidity, so place the plants on pans of gravel ana water. A83-1156 Read More