The Orchid Doctor Articles under the Heading Blue Metal

Blue Metal Comments
BLUE METAL: Ingredient in Potting Mixes Used in Australia, described as an essential part of a mix: 4pts. bark to lpt. blue metal (not otherwise identified, presumably an aggregate); to each four gallons of mix add three gallons of water into which has been dissolved 1 teaspoon Sulphate of potash, same of Sulphate of Iron, 1/4 teasp. of Che late of iron, 1.5 teasp. of garden lime and 1/4 teasp. of Copper sulphate (bluestone); good for hardcane dendrobiums and oncidiums. AU85(l)-24 0

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  1. Jeanne Uzar Hudson asked question Meetings for Advanced Growers in category General Discussion
  2. kevan gregory asked question how difficult is it growing from seed in category General Discussion
  3. Carmen Britton asked question Information in category General Discussion
  4. Jeanne Uzar Hudson asked question Repotting Large Cattleyas in category Cattleya Alliance
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  1. Jeanne Uzar Hudson commented on topic "Repotting Large Cattleyas" by Jeanne Uzar Hudson
  2. Jeanne Uzar Hudson commented on member plant Paph. malipoense by Jeanne Uzar Hudson
  3. William Gorski commented on topic "how difficult is it growing from seed" by kevan gregory
  4. Carol Holdren commented on topic "Information " by Carmen Britton
  5. Carol Holdren commented on member plant C. lueddemanniana var. Coerulea, Venosa by Paulo Fiuza
  6. Jeanne Uzar Hudson commented on topic "Banrot 40WP" by Therese Stecher
  7. Maria Lucia Prieto Real commented on orchid Rlc. Village Chief Armani
  8. Mariana Chacon commented on orchid Gom. Jiaho Queen
  9. Roberto Lizama commented on member plant Max. dillonii by Roberto Lizama
  10. Nancy Speedy commented on scheduled event "2024 Orchid show Martin County "Ocean of Orchids"" by Martin County Orchid Society