Newly Posted Articles

ROOT DISEASE: May Be Rhizoctonia or Fusarium Rot

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Benlate is an effective control if started in time, before the shrivelling of roots takes place and the yellowing and falling of the leaves. A75-1090 Read More

ROOT INITIATION: On Epiphytes

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago A damp substrata will inhibit root growth; to develop roots use smaller pots, less media, larger pieces of the media and make certain drying of it occurs regularly. ODA72-6 Read More

ROOT ROT: Various Fungi Cause it

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago The first visible symptoms may be a yellowing of the pseudobulbs from the base upwards; cut off all rotted roots and infected sections of the rhizome together with affected parts; soak the good par... 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

SEED: Storage

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Directions: cut the capsule open, place seed on paper, write date and identification; let dry for about two weeks; store in small envelopes in a large jar with a six- or eight-ounce packet of silic... Read More

ROTS: Fungal and Bacterial

Author is Robert M. [Bert] Hamilton (Compiler), posted over 7 years ago Those that attack roots, pseudobulbs and leaves are numerous and have difficult names; here they are listed, illustrated for recognition and their controls supplied; to avoid meeting up with any of... Read More