Newly Posted Articles

MERISTEMMING: Cymbidium Excisions Photographed in Color

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Nine color photos show the progressive stages in excision of a meristem; refer to A71-580+ Read More

CHLOROFREE (TRADE NAME): (trade Name) in Water Supply

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It will not harm orchids. A74-502 Read More

DIVIDING CATTLEYAS: Minimum Number of Pseudobulbs to Keep on a Division

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Four or five give the best results. A70-55 Read More

CHARCOAL: Used in Potting Mixes

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is popular in England and S.E.Asia; comprises 15 to 30% of the mix in England. A79-584 Read More

CHELATING AGENTS: Added to Fertilizers

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In inorganic fertilizers they increase the solubility and the uptake of nutrients. P68(3)8 Read More

CHELATING AGENTS: Nature

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago They prevent nutrient salts from precipitating into the solid state and keep nutrient elements in a liquid state allowing them to be taken up by the plant for a longer period or to be more easily f... Read More

SHEATHS: Dry

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is a normal condition with Cattleya mossiae, and its hybrids and some other cattleyas. OD73-2 Read More

FLOWERS OF SULPHUR: As a Fungicide

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Dusting of exposed or cut areas of plants is extremely safe; it was the first insecticide-fungicide. A78-302 Read More

FLOWERS, CRIPPLED: Freaks on Cattleyas

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Normally such changes are associated with genetic causes rather than virus but possibly high temperatures coupled with low humidity can cause a disturbed genetic development. A75-192; N311 Read More

BEGINNERS: Best Plants for South Florida

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In South Florida the first choices would be vandas, cattleyas, ascocendas and dendrobiums (evergreen or cane types) and secondly would be oncidiums (particularly equitants) and phalaenopsis. F84-147 Read More