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The Orchid Doctor Articles under the Heading Portland Cement

Portland Cement Comments
PORTLAND CEMENT: As Dessicant for Seed Storage Wrap some Portland cement powder in paper towelling and place in the bottom of a screw-capped jar with the seeds wrapped in tissue paper. A76-528 0

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  1. John Varigos commented on orchid Bulb. schwarzii
  2. Linda Hartman commented on topic "Issue with Blc. Ben O'Neil "Jubilee" by Glenda Ratliff
  3. Henry Shaw commented on member plant Ons. Catatante 'Los Roble' by Henry Shaw
  4. Mary Lane commented on member plant Den. Tianmu Canary by Terre Moore
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  9. Julie Ellner commented on member plant Phal. amabilis var. formosanum by Vickie Seibert
  10. Julie Ellner commented on member plant Rlc. Green Dragoon 'Mendenhall' by Jeanne Uzar Hudson