Category: Orchid Doctor

ALGAE: In Pots

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Use of Bioquin satisfactory,address given; Manzate (Maneb) fungicide controls algae; use 1 ounce to 4 gals. water; various basic copper fungicides also control algae. A73-888; no safe algecide know... Read More

ALGAE: In Rainbarrel

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago To destroy it add some sodium hypochlorite, then aerate to free the chlorine; exclude light by covering barrel with black polyethylene. A67-579 Read More

ALGAE: In White or Clear Pots

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago In areas of strong light algae grows inside plastic pots which are translucent; dark pots exclude light. A72-490 Read More

ALGAE: Interior of Greenhouse

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Wash off with soap and water, spray every few weeks with household bleach which does not harm plant materials but can harm the skin, so wash it off, if necessary. OR82-102 Read More

ALGAE: Its Effect on Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Algae can be harmful to plants grown in clay or crockery pots by covering the roots, so wash it off the pots and water less. A81-688 Read More

ALGAE: On Plant Leaves

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Caused probably by too little light; low intensity of fertilizer on leaves promotes growth; it can cut down on photosynthesis. F68-187 Read More

ALGAE: On Potting Medium Surface

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Medium is 1 sand, 1 fir bark, 1 milled sphagnum; water well, then let the surface dry; syringe only in early morning. A77-527 Read More

ALGAE: On Stones in Tray Under Plants

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Humidity trays should be flushed with Clorox 20% solution and allowed to stand 15 minutes, then flushed again with water; replace the plants. A82-588 Read More

ALGAE: To Prevent Growth in Tanks

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Drain the tank; add Clorox 1 ttpg. and let stand one and a half hours; drain, replace with clear water. A65-53 Read More

ACID OR ALKALINE: Changing the Values

Author is Robert M. [Bert] Hamilton (Compiler), posted over 4 years ago Various means can be used: tufa, a limestone form, can be added to paphiopedilums from limestone cliffs; bark composts acidify with age; peatmoss, pine needles, oak leaves in the mix produce acidit... Read More

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