Orchid doctor

CALCIUM CHLORIDE, ANHYDROUS: Used for Storing Pollen and Seed

Culture Orchid Doctor

by Robert M. Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin almost 2 years ago.

Article Blog   Article Index
Is sold by scientific supply houses; place a layer of it about 1/2 to three-quarters of an inch in the bottom of a Mason jar; cover with 1/2 inch layer of cotton before placing seed. A67-45
Share on Social Media:  
Log in to Add a Comment

More The Orchid Doctor Articles under the Heading Calcium

Calcium Comments
CALCIUM BUILD-UP: On Leaves It provides protection from hot sunshine in California. OD68-197 0
CALCIUM CARBONATE (CACO3): Used in Mixes In paphiopedilum mixes it is used as an additive in various forms: chalk, limestone, marble, magnesium limestone, gypsum, coral, shells of molluscs, etc. A75-712 0
CALCIUM: Characteristics An essential element; removes certain organic acids; is part of cell wall construction. OA78-51 0
CALCIUM: Contributes to Drainage In the presence of calcium particles in the media flocculate or come together; in the presence of organic matter, aggregates are formed and drainage is thereby achieved. OD71-278 0
CALCIUM: Deficiency Black areas appear on cattleyas during hot weather but they are not likely caused by sunburn although the symptoms are similar; deficiency symptoms are most prevalent when cattleyas are in active growth and new leads are maturing; add a little lime to the top of the potting medium: a level teaspoon to a 6inch pot is ample. F83-54It causes young leaves to turn black at the tip, then spreads downward, preceded by ye1low "halo" or margin; apply lime to the top of the mix in the pot. AH86-101; F87-58 0
CALCIUM: Functions as Fertilizer Occurs in plants as calcium pectate; cements cells together; moves various compounds within the plant; enhances root development; is relatively immobile so a continuous supply is necessary. AU75-47 0
CALCIUM: Supplying a Necessary Element Calcium hydroxide is the most suitable source, at 50 to 200 ppm., or one gram of Hydrated lime to 10 litres of water, or 2.25 grams per 5 gallons of water; refer to AU84-97 0
New Topics
  1. Susan Makar asked question "Aztec Gold" in category General Discussion
  2. Alison Brown asked question BLC can anyone tell me the hybrid name in category General Discussion
  3. Al Gerard asked question Nitrogen levels? in category General Discussion
  4. Raina Steiner asked question Ellison Onizuka in category General Discussion
  5. Paph hsinying jewel x paph hsying jewel september 09 2018 Adrienne Alexander asked question How to add a not-listed plant in category General Discussion
New Comments
  1. Ba2b503c 4be9 4833 b247 39f8b3d131c1 Gerri Palmer commented on member plant Rlc. Jungle Green by Sharon Stretton
  2. Image Carol Holdren commented on member plant V. Pachara Delight var. Pachara Delight Pink by Frances LaVigne
  3. Alison Brown commented on topic "BLC can anyone tell me the hybrid name" by Alison Brown
  4. Julie Ellner commented on topic "Phalaenopsis Hope Star" by Karl Olsen
  5. Image Carol Holdren commented on orchid Rlc. Princess Shasta
  6. Image Carol Holdren commented on topic " "Aztec Gold"" by Susan Makar
  7. Julie Ellner commented on topic "Any idea of this Cattleya?" by Juan Martin Cabrejos
  8. Image Carol Holdren commented on member plant Blc. Petch Sayam by Terence Kew
  9. John Appelbaum commented on member plant Blc. Hausermann's Charm by John Appelbaum
  10. Dsc 0747 Kathleen Kust commented on topic "Ellison Onizuka" by Raina Steiner