The Orchid Doctor Articles under the Heading Bark, Pine

Bark, Pine Comments
BARK, PINE: Potting Medium A good common denominator bark for most pot- ting in spite of adverse publicity; does not contain turpentine or some other noxious ingredients. A87-1039It has been used, but is not as popular as fir bark or other media; it can be prepared at home by crushing and screening for desired sizes. A60-924 0
BARK, PINE: Potting Medium for Cattleyas It should be thick and free of pitch; it is dried, then ground into pieces one-quarter inch by three-quarter inch; can be used by itself or with peat moss, perlite, or redwood fiber. A72-412 0
BARK, PINE: Research in Australia Used in potting mixes; as substitute for peat moss; advantages and disadvantages given; treatment for toxins is to compost it moist for eight weeks; suggested mixes: 2 pts bark, 1 pt. brown coal, coarse sand or scoria; or, 1 pt. bark, 1 coarse sand, 1 brown coal or scoria, etc. AU79-51 0
BARK, PINE: Species and Characteristics It is hard, gritty, slow to break down because of the high resin content; sponge-like, holds water without getting water-logged; depends on which conifer is used and the age of the tree; Pinus maritima and P. Corsica are best in Europe. OR74-71 0

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  1. Sandi Block-Brezner asked question Brassocattleya hybrid? in category General Discussion
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  2. Robert H. Findlay commented on topic "Parentage of RLC Memoria Emma Chen" by Dean Haas
  3. Sandi Block-Brezner commented on member plant Bsn. Maikai var. Louise by Sandi Block-Brezner
  4. Dean Haas commented on article "Have Local Orchids to Sell or Trade?" by Sys Admin
  5. Eileen Pryor commented on member plant Den. chrysotoxum by Tom Kuligowski
  6. Gustavo da Silva commented on member plant Max. callichroma by Gustavo da Silva
  7. Peter Goodin commented on topic "What is this?" by John Small
  8. Sharie Heckaman commented on topic "Paph. tag Identification" by William Gorski
  9. Robert H. Findlay commented on topic "Unmatched Oncidium Alliance Orchid" by Colin Campbell
  10. Jim Williams commented on topic "Arranges Elro" by Khanh tran