Orchid doctor

IRON: Well Water Contaminant

Culture Orchid Doctor

by Robert M. Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin almost 3 years ago.

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Leaves of plants get rusty; rust removal filters charged with potassium permanganate are not safe to use with plants. A72-151
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Iron Comments
IRON: Characteristics As a growth element it is used in the formation of chlorophyll; it is an assumed antidote against chlorosis; colors flowers darker; in many cases Iron chelate makes whites turn pink; a trace element. OA78-51 0
IRON: Deficiency In mi Itonlopsis it shows up as either blotchy leaves or as leaf tips faded from loss of green pigment; use a half dose of Sequestrol one day after heavy watering. OIE85My-3 0
IRON: Functions in Fertilizer Vitally important in the formation of chlorophyll but it is not a part of it. AU75-47 0
IRON: In Fertilizer Programs Chelated iron should be used instead of normal iron siulphate at a rate of 8 to lOppm. AU84-199 0
IRON: In the Water Supply Watering directly into the pot will cause little harm to the plants; on the leaves the iron precipitates out and colors them coppery,- eventually to reduce the light intake of the leaf and weaken the plant; remove the iron economically if possible from the water by treatment. A87-1175 0
IRON: Odontoglossums Need it Chelate of Iron should be supplied to the plants strictly according to the instructions on the label; add 5ml of GU49 (powdered iron) to the slow re lease fertilizers (30ml Osmocote, nine months release type, 20ml Mag-Amp) 10ml dolomite lime, to nine litres of potting mix. AU81-179 0
IRON: Spray with Chelated Iron If the water supply lacks iron plants can be sprayed with it. A85-205 0
IRON: Stains Red-brown iron stains can be kept off the leaves only by keeping the water carrying the iron from dripping there. A86-42 0

New Topics

  1. Kevin Fernandez asked question Yellow leaves in category General Discussion
  2. Karen Kaye asked question details for care. Food, fan location etc in category General Discussion
  3. 2016 11 03 Jeanne M Uzar asked question Looking for Plant Identification in category General Discussion
  4. John Small asked question One And The Same? in category General Discussion
  5. Ashley Matherne asked question orchid search in category Cattleya Alliance

New Comments

  1. Kevin Fernandez commented on topic "Yellow leaves" by Kevin Fernandez
  2. 2016 11 03 Jeanne M Uzar commented on topic "Looking for Plant Identification" by Jeanne M Uzar
  3. Image Carol Holdren commented on topic "details for care. Food, fan location etc" by Karen Kaye
  4. Edward Zapata commented on topic "Help with ID, Please & Than You! " by Elizabeth Padilla
  5. 2016 11 03 Jeanne M Uzar commented on member plant Bulb. Crownpoint by Jeanne M Uzar
  6. Image Carol Holdren commented on topic "One And The Same?" by John Small
  7. Image Carol Holdren commented on member plant Rth. Lemon Drop by Christopher Dolan
  8. John Small commented on orchid Eny. Golden Sunburst
  9. Image Carol Holdren commented on topic "orchid search" by Ashley Matherne
  10. Edward Zapata commented on member plant C. purpurata var. Flamea x sanguinea by Carol Holdren