Category: Culture

POTTING MIXES: Paphiopedilums

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Fine bark seedling grade 85 to 90%, plus 10 to 15% coarse sand; it decomposes slowly and gives good results. A71-249Seven parts fine fir bark, two parts redwood fiber (shavings of redwood or sawdus... Read More

POTTING MIXES: Phalaenopsis

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago In California, Hugo Freed found straight bark to be the ideal mix. FRlllTree-fern and redwood mix is common in semi-tropical areas; fir bark and redwood are used in northern climates where decompos... Read More

PROPORTIONERS, FERTILIZER: Hose Attachment Types

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago To get reliable service from them the hose should be relatively short, the nozzle opening should be large, the water-pressure above the device should be four times that of the muzzle or nozzle; eit... Read More

PROPORTIONERS, FERTILIZER: Many Hose Attachments Are Available

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Hozon or Syphonex are the least expensive, and operate on the Venturi tube principle and are designed to proportion one fertilizer to 16 water; they are variable in production; other types mentione... Read More

PROPORTIONERS, FERTILIZER: To Achieve Relative Accuracy by Means of Cheap Instrumentation

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Make your own economical flowmaster with materials purchased from a tropical fish store; refer to OD73-57 Read More

PROPORTIONERS, FERTILIZER: The Syphonex Type

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is installed on the tap in front of the hose connection; it works well at a low-flow rate of water but the rate can vary from one to 12 to one to 20, depending on the resistance created by the l... Read More

PRUNING: Of Phalaenopsis Spikes

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago For white phalaenopsis it is advisable to prune or pinch off the spent flower spike just above the first vegetative bud soon after flowering is over, for more spikes to develop. A75-124 Read More

PRUNING PAINT: For Cut Surfaces

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago It is available in an aerosol can. A78-113 Read More

PUMICE: Agricultural Grade

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Suitable fertilizer for plants grown in it is 10-10-10; pumice is not like bark which requires extra nitrogen to produce good growth. A61-904 Read More

FERTILIZERS: Organic or Inorganic

Author is Robert M. [Bert] Hamilton (Compiler), posted almost 8 years ago Bacterial activity is low at 50 deg.F. (10 deg.C.) so it is better to use inorganic types of fertilizer in cold weather;use an organic in warmer temperatures. AU73-185Both can be used; liquid organ... Read More