The Orchid Doctor Articles under the Heading Phosphorus

Phosphorus Comments
PHOSPHOROUS DEFICIENCY: It Seldom Occurs But the foliage does become dark green, there is dwarf growth with no flowering; there is no tissue necrosis. A67-473+ 0
PHOSPHORUS: Function in a Fertilizer It helps to make the plant flower; if a cymbidium has a low percentage in its tissue on chemical examination, few flowers will be produced. AU87(1)-12 0
PHOSPHORUS: Functions as Fertilizer It is essential to root growth and is necessary for the production of flowers, fruit and seed. A70-139 -- functions, generally = it is abundant in seeds and young growing tissue; is taken up relatively largely in the early life of the plant; mobile within the plant; in annual plants if sufficient is taken up early it can suffice for the life of the plant; application to non-orchid perennials is recommended at start of growth. AU75-45 0

New Topics

  1. Jeanne Uzar Hudson asked question Meetings for Advanced Growers in category General Discussion
  2. kevan gregory asked question how difficult is it growing from seed in category General Discussion
  3. Carmen Britton asked question Information in category General Discussion
  4. Jeanne Uzar Hudson asked question Repotting Large Cattleyas in category Cattleya Alliance
  5. Nancy Shapiro asked question Where did you find this type of orchid pot? in category General Discussion

New Comments

  1. Jeanne Uzar Hudson commented on topic "Repotting Large Cattleyas" by Jeanne Uzar Hudson
  2. Jeanne Uzar Hudson commented on member plant Paph. malipoense by Jeanne Uzar Hudson
  3. William Gorski commented on topic "how difficult is it growing from seed" by kevan gregory
  4. Carol Holdren commented on topic "Information " by Carmen Britton
  5. Carol Holdren commented on member plant C. lueddemanniana var. Coerulea, Venosa by Paulo Fiuza
  6. Jeanne Uzar Hudson commented on topic "Banrot 40WP" by Therese Stecher
  7. Maria Lucia Prieto Real commented on orchid Rlc. Village Chief Armani
  8. Mariana Chacon commented on orchid Gom. Jiaho Queen
  9. Roberto Lizama commented on member plant Max. dillonii by Roberto Lizama
  10. Nancy Speedy commented on scheduled event "2024 Orchid show Martin County "Ocean of Orchids"" by Martin County Orchid Society