Newly Posted Articles

CYMBIDIUMS: Short Stemmed

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago May be caused by genetics, some never grow long stems; length can also be controlled by light and night temperature, the warmer the longer. OD67-54 Read More

PHAIUS: A Problem Plant

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago How to make it bloom: use a good soil mix with cow manure, place in good shade, set pots in saucers of water or water every two to three days; give a minimum temperature of 60 deg.F. and keep the f... Read More

CYMBIDIUMS: Shipping Spikes

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Remove some flowers so the spike can be taped firmly to the box; tuck shredded wax paper between flowers and the box bottom and sides; loop florist cotton 1/4 in. by 3 in. in a full circle under ea... Read More

MICROCLIMATES: Variability of Temperatures in a Small Greenhouse

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Use several thermometers in addition to a high-low type to check degrees; it is warmest at the top, cooler under bench; (generally); variations occur according to the distance from the heat vents i... Read More

ALLOTETRAPLOIDS: Colchicine Converted Cymbidium Tetraploids

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Expected to have an impact on orchid breeding greater than meristemming. OA75-213 Read More

CYMBIDIUMS: Shading Green Flowers

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Shade them shortly after buds are exposed from the sheath; this prevents red pigments forming to cause muddy coloration later. OA75-179 Read More

SOW BUGS: In Fir Bark

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Control by dusting the surface of the pot mix with Sevin dust 5%. A82-1061 Read More

HUMIDIFIERS: Portable Unit Develops Fungus Growth

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago To control this, use Physan 20 one drop in three-quarters of a gallon of water. A78-698 Read More

BARK: Potting Mix

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A typical mixture would have about 15 parts medium bark, 1-1/2 parts coarse Perlite, 174 part charcoal chips (quarter-inch size). OR87-173For cymbidiums in a high humidity area near the ocean in Ca... Read More

OUTDOORS GROWING: In Miami Area

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago "grow or go" applies to orchids of minor importance in a large garden; plants are attached especially to oak trees on the east side at a point where water sprinklers hit a window-screener pouch wit... Read More