OFF MIX: Composition

Culture Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin almost 4 years ago.

Article Blog   Article Index
57% fir bark, 32% coarse peat (poultry grade), 5% Palco wool (redwood fiber), 6% Perlite (coarse); to each 10 cu.ft. add 4 lbs. bone meal, 1/2 lb. superphosphate, 1/4 lb. Ureaform nitrogen and 1.5 lbs, of green sand (Glauconite). A72-412; Dodson and Gillespie, Biology of the orchids (1967), 91

One version (there are several) consists of 57% fir bark, 32% coarse peat (poultry grade) 5% Palco wool (redwood fiber), 6% coarse Perlite; to each cu. ft. add 4 lbs. bone meal, 1/2 lb. superphosphate, 1/4 lb. ureaform nitrogen and 1.5 lbs. of green sand (Glauconite) if you can get it. The orchid doctor, page 88, this and other versions.

Share on Social Media:  
Log in to Add a Comment

More The Orchid Doctor Articles under the Heading Off Mix

Off Mix Comments
OFF MIX: Composition, Altered 7 pts. fir bark medium size, 1 pt. coarse German peat, 1 pt. Palco wool; to each cu.ft. add: 3 lbs. pulverized limestone, 1 lb. single superphosphate, 1/2 lb. processed tankage, 1/2 lb. of 5-10-5 fertilizer; the Rutgers mix. A66-989 0
OFF MIX: Composition, Modified 1 pts. fir bark, 1 pt. Perlite, 1 pt. German poultry peat, 1 pt. shredded Palco wool. ODA75(l) 24The 7-1-1-1 mix: 7 pts. fir bark medium grind, 1 pt. each of coarse peat moss, redwood bark regular grind, and coarse Perlite; has a moisture-holding capacity of 140%; to each 10 cu.ft. add: two to three lbs. pulverized limestone, 3 lbs. bonemeal or a pound of 20% superphosphate, 1/2 lb. tankage and 1/2 lb. 5-10-5 fertilizer. A65-1001+ 0

New Topics

  1. Khanh tran asked question Arranges Elro in category General Discussion
  2. John Small asked question Which is correct? in category General Discussion
  3. Jean Seymour asked question Can someone give me the name of this orchid? in category Phalaenopsis
  4. Debbie Chase asked question Help to Identify Orchid in category General Discussion
  5. Colin Campbell asked question Unmatched Oncidium Alliance Orchid in category General Discussion

New Comments

  1. Debbie Chase commented on topic "Help to Identify Orchid " by Debbie Chase
  2. Tien Pham commented on member plant V. Yip Sum Wah 'Flame' by Tanya Lam
  3. Carol Holdren commented on topic "Can someone give me the name of this orchid?" by Jean Seymour
  4. Carol Holdren commented on member plant Spathoglotis plicata (Ground Orchid) by Frances LaVigne
  5. Frances LaVigne commented on member plant Grt. Rosy Jewel var. alba by Frances LaVigne
  6. Barry Mellefont commented on article "ANTS: Nesting Between Osmunda and Bark Slab Requires Control Safe for Visiting Hummingbirds" by Robert M. [Bert] Hamilton (Compiler)
  7. Alex Maximiano commented on topic "Unmatched Oncidium Alliance Orchid" by Colin Campbell
  8. Carol Holdren commented on member plant Bc. Jairak Kiku 'Jairak kiku' by Frances LaVigne
  9. Frances LaVigne commented on member plant C. purpurata var. (flammea x sanguinea) by Carol Holdren
  10. Frances LaVigne commented on member plant Ascda. Kulwadee Fragrance by Frances LaVigne
  11. Melvin Waki commented on member plant Hwra. Lava Burst by Jeanne M Uzar
  12. Carol Holdren commented on member plant Den. Ruth Chun's Gemini by Melvin Waki
  13. Samuel Yanos commented on member plant Coel. rochussenii 'Waki' by Melvin Waki
  14. Mo Chen commented on member plant Den. longicornu by Mo Chen
  15. Yahoo Alex commented on member plant Habenaria Tanager by David Nickerson
  16. Adam Almeida commented on member plant Chz. Hsinying Pink Doll 'Hsinying' by Melvin Waki
  17. Alex Maximiano commented on member plant V. Boschii by Adam Almeida
  18. Carol Holdren commented on member plant Ar. graminifolia by Adam Almeida
  19. Melvin Waki commented on member plant Pol. neobenthamia by Adam Almeida
  20. Carol Holdren commented on member plant V. Nopporn White Diamond by Adam Almeida