MAGNESIUM SULPHATE: Optimal Amount to Apply

Culture Orchid Doctor

by Robert M. [Bert] Hamilton (Compiler)

Originally published in The Orchid Doctor in 1980 and 1988

Posted by Sys Admin almost 8 years ago.

Article Blog   Article Index
25ppm, which is low, can be applied to cymbidiums and phalaenopsis. SA85Dec-168
Share on Social Media:  
Log in to Add a Comment

More The Orchid Doctor Articles under the Heading Magnesium Sulphate

Magnesium Sulphate Comments
MAGNESIUM SULPHATE: Application as Fertilizer During the summer months apply it as a spray or powder direct to the pot, at the rate of one teaspoon each month and spread around on the medium, or, at the rate 500gr. per 454 litres of water monthly or more if weather is excessively hot and bright as it helps the plants to photosynthesize. Au87 (l)-ll 0
MAGNESIUM SULPHATE: Best Amount to Use 100 ppm. decreased the growth of cymbidiums, phalaenopsis and cattleyas; 50 ppm. is optimal for cattleyas; 25 ppm. is near optimal for cymbidiums and phalaenopsis. OA79-130; wrong; plants tolerate large amounts of MgS04. OWD 0
MAGNESIUM SULPHATE: Characteristics It is a key element, instrumental in the formation of chlorophyll and plant fiber. OA78-51It is the only mineral to appear in the chlorophyll molecule; vital to green plants for photosynthesis. AU75-47 0
MAGNESIUM SULPHATE: Epsom Salts Can be applied twice a year to cymbidiums grown in full sun in California; it aids in photosynthesis and helps the plants to withstand the heat of the bright sun. OA87-93 0
MAGNESIUM SULPHATE: Purpose in Plant Nutrition It is an essential and serves the same purpose in the plant as iron in the human blood stream; dolomite lime has some in it; also know as Epson Salts, it can be applied at the rate of one pound per 1000 gallons of water in commercial ranges. OA84-12 0
MAGNESIUM SULPHATE: Supplementary Fertilizer One teasoon spread around the top of an average sized pot is sufficient in the summer months; it can also be applied as a spray, Au87 0

New Topics

  1. James W McCully asked question How to read archived articles ? in category General Discussion
  2. David George asked question recently purchased orchid - what to expect in category General Discussion
  3. Danielle Carbonneau asked question phalaenopsis, dendrochum and Odontoglossum in category Phalaenopsis
  4. Nicholas Filannino asked question Phalaenopsis William Kistler? in category General Discussion
  5. Mark Farran asked question How to open and read articles listed in category General Discussion
Ask a Question

Start a Topic

New Comments

  1. Louis Wilson commented on member plant E. alata f. alba by Louis Wilson
  2. Julie Ellner commented on member plant Phal. amabilis var. formosanum by Vickie Seibert
  3. Julie Ellner commented on member plant Rlc. Green Dragoon 'Mendenhall' by Jeanne Uzar Hudson
  4. Danielle Carbonneau commented on member plant Ons. Catatante 'Los Roble' by Henry Shaw
  5. Barry J Silver commented on orchid Lyon. SunCoast Pink Passion
  6. Carol Holdren commented on topic "Phalaenopsis William Kistler?" by Nicholas Filannino
  7. Carol Holdren commented on orchid Colm. Eric Gabriel Heines
  8. Carol Holdren commented on topic "Cattleya little susie" by Juliann Eckhard
  9. Carol Holdren commented on member plant Bc. Morning Glory by Chris Siolo
  10. R .Benson commented on member plant Kir. New Hybrid (Fred Clarke) SVO9831 by R .Benson
  11. Carol Holdren commented on topic "Blooming Stenglottis Venus “jamboree “" by John Urey
  12. Jeanne Uzar Hudson commented on member plant Lc. Canhamiana var. coerulea 'Cobalt' by Jeanne Uzar Hudson
  13. Jeanne Uzar Hudson commented on member plant Sns. gemmata by Jeanne Uzar Hudson
  14. Stefan Neher commented on topic "Orchid roots .com site?" by Mary Lane
  15. Kevin Barry commented on member plant Bul. Tammie Sue Pernas by Tony Pernas
  16. Linda Hartman commented on member plant Ctt. Final Blue by Linda Hartman
  17. Kevin Bergeson commented on member plant Paph. rothschildianum by Kevin Bergeson
  18. Carol Holdren commented on topic "recently purchased orchid shows unstoppable roots " by David George
  19. Michael Makio commented on orchid V. Beatrice Makio
  20. Carol Holdren commented on topic "shorter stem with less vigorous blooms" by katherine mott