Category: Culture

LIME: In Bark Media

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Lack of it in bark leads to greater acidity in the mix; it is a common almost universal practice (1) to add lime to bark potting mixes; can be added as dolomite to the surface of the pot mix, or gr... Read More

OVERCROWDING: Defined

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago If pots are closer together than the diameter of one of the pots, they are overcrowded and deprived of light, air circulation which constitute the mos t common form of cultural "suicide". AU79-37 Read More

MOUNTS: Tree Fern

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago If this is used be sure to water well because it holds fertilizer salts as a potting mix does. A86-1033 Read More

FERTILIZERS: Mixing 20-20-20 with Ammonium Nitrate to Get 30-10-10

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Mix one ounce of 20-20-20 plus one and one-tenth ounces of ammonium nitrate to get 30-10-10; apply at 1/2 tpg. A75-35 Read More

FERTILIZERS: Top Dressing Using a 6-6-6 Formulation

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Is not recommended because the extra potash might cause injury. A79-370 Read More

MONOPOTASSIUM PHOSPHATE: Potash

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Suggested it be used at 1 tpg. as fertilizer applied to Dendrobium densiflorum from September on to ripen the growth and form buds in a cool atmosphere with good light. OR78-120 Read More

LIME: Application to Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A common mineral deficiency is calcium which is usually lacking in commercial fertilizers; it is sometimes supplied by means of limestone or dolomite, whose usual alkalinity is partially offset in ... Read More

MOUNTS: Materials for Them

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Slabs of cork bark, sassafras wood, aged hardwood, western cedar; coconut husks, palm-frond stems, styrofoam sheets, (believe it); they should also have pads of osmunda, husky fiber, sheet moss, sp... Read More

MOUNTS: Slab of Cork or Rough Lumber

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Where the humidity is usually high, mounts of cork bark or ordinary lumber of various woods can be used. OA82-6 Read More

DAY LENGTH: Increased by Artificial Light

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Cattleyas may not flower with too much light, under lights and with kitchen lights on full. A86-1031Fall flowering cattleyas most respond to light; increase the day length by turning on lights for ... Read More