Newly Posted Articles

RUPICULOUS: Definition

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Growing in a rocky place; usually where vegetable matter accumulates and where moisture is not entirely absent; examples are the rock laelias, Laelia purpurata, Cattley intermedia; similar to Xerop... Read More

CULTURE: Principles

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Everyone must follow them: 1, Simulate native climatic environments in the greenhouse. 2, Adjust all interrelated factors. 3, Base management of simulated conditions on a daily and annual rhythm. O... Read More

CYMBIDIUMS: Culture to Induce Spiking

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago "full-sun" treatment can be successful; give as much sun as possible in the summer including risk of sunburn and with more water and fertilizer, OD68-244The day-night temperature change must be 20 ... Read More

FERTILIZING: Of Cattleyas in Bark

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Use 1/2 to 1 tpg of 30-10-10 every second watering all year round. A81-1093 Read More

FERTILIZING: Paphiopedilums

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Dissolve six ounces of a 30-10-10 soluble fertilizer, or eight ounces of a 21-7-7- in 100 gals of water and apply monthly; or at 1/2 strength apply fortnightly. A72-631 Read More

CHARCOAL: Graded Hardwood Type

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Is available in four grades; advt. A84-1084 Read More

CULTURE: Ten Commandments

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Be sanitary; isolate new plants; water properly; best use only one of either clay or plastic pots; best use only one media; avoid spraying for pests; repot every two years; ventilate properly; prov... Read More

MINIATURES: Cattleya Seedlings

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago The lack of growth is attributed to the habit of them producing new growth only in springtime, but check for possible root injury or cultural mis-practice. A83-266 Read More

MINIATURES: For Window Growing or Under Lights

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A selection of dozens of plants with cultural notes for central Canada conditions. Ca82(7)-23 Read More

PUMICE: Definition

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A light, spongy stone thrown up by volcanoes. A75-712; RMH Read More