Category: Culture

PH (GENERAL): In Nutrition of Seedlings

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago With a suitable medium, the growth and increments of weight of small plantlets are not affected by the initial pH. W9-67 Read More

ROOTS: Cattleyas

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago The aerial roots turn brown and wither while others turn black where they touch the bark; the water supply may have been softened with a chemical, particularly sodium. A75-618 Read More

ROOTS: Cattleyas and Phalaenopsis

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Their tips on the surface of the medium rot off; the plants should be leached several times with water within thirty minutes, then fertilized with f tpg of 30-10-10. A80-850 Read More

ROOTS: Indicators of Good Culture

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago For paphiopedilums look at the roots, not at the leaves to judge condition; knock the plants out of their pots and inspect the root tips and if they are lacking, something is wrong with the culture... Read More

ROOTS: Nutrient Absorbing Parts

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Only the tips of the aerial roots absorb nutrients; the velamen is relatively impervious; roots inside pots however attach themselves by means of root hairs capable of absorbing. A64-693 Read More

ROTATORS: Plant-turners

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago There are both standing and hanging models which will rotate your plants so that they can be exposed on all sides to the light-source and they come with a solar panel for revolving them at the idea... Read More

TREES, HOST: In Barbados

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago They include Frangipani, plumeria sp., mango, Mangifera indica, calabash, Crescentia cujete, star apple, Pouteria caimito, and some palms; refer to OR74-264 Read More

SAWDUST, REDWOOD: As Potting Media

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Excellent culture of cattleyas was obtained in redwood sawdust in a commercial grower's collection near the Californian southern border. OD69-173 Read More

SAWDUST: As Potting Mix

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago To one half a cubic metre of sawdust add one half cubic meter of sand, and 2.6 kg. of Urea, 1.5 kg. of Superphosphate, 9.0 kg. of Dolomite (powdered limestone), 500gr. of Potassium sulphate, lOO gr... Read More

SEAWEED: As Fertilizer

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Trials with washed seaweed such as green east coast lettuce, brown algae fucus, as an organic fertilizer over bark and tree fern have brought good results; liquid seaweed fertilizers are easier to ... Read More