Category: Culture

HEATING: Kerosene Heaters

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago They are safe if vented to the exterior; if there are few flowers to be injured they may be used unvented if adjusted to burn properly. A74-969 Read More

HEATING: Kerosene Stove

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Use it only in an emergency; adjust it to a smokeless flame. A78-226 Read More

HEATING: Lp Gas Heater

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Unvented it causes yellowing of the leaves and bud drop; it produces ethylene gas; not recommended. A70-345 Read More

HEATING: Oil Stove

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Satisfactory if vented to the outside; adjust the flame to burn blue to yellow with no smoke, A71-715 Read More

HEATING: Wood-burning Stove

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It could be injurious to the flowers; burning wood emits ethylene; well-vented and not dampered it should be safe. A74-300 Read More

HEATING: Wood Stove

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago It is not recommended because wood burning produces ethylene, even when vented. A78-13 Read More

HEATING, COOLING AND HUMIDITY: Review of Problems

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Refer to A63-85; 531+ Read More

HOAGLAND'S SOLUTION: A Nutrient Feed

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Two types: "P.N." solution: to 25 gals, water add tablespoons of, Potassium phosphate (monobasic) 1; Potassium nitrate 4; Calcium nitrate 7; Magnesium sulfate (Epsom salts) 4; "T.C." solution: Ammo... Read More

HOLMAN BOGS: Artificial Bogs for Growing Cypripediums

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago They consist of a plastic liner in a hole one foot deep; contain peat soil in a layer and also soil substratum with organic matter; many other details; refer to A76-415+; A77-S24 Read More

FERTILIZERS: 30-10-10 with Soil Acidifiers and Chelated Iron

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A suitable fertilizer, use 1/2 tpg. at every watering but let 10% of the liquid run out of the pot for leaching action. A74-114 Read More