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. John Small asked question Paper Wasp? in category General Discussion
  2. Sharie Heckaman started topic Photos of plants in category General Discussion
  3. Roberto Lizama started topic Orchid identification in category General Discussion
  4. Roberto Lizama asked question Help to idenficate this orchid in category General Discussion
  5. William Gorski asked question Dendrobium Identification in category General Discussion

New Comments

  1. Carol Holdren commented on member plant Phal. buyssoniana by Robert Oceans
  2. Mary Lane commented on member plant Fdk. After Dark 'SVO Black Pearl FCC/AOS; CCE/AOS' by William Gorski
  3. John Small commented on topic "Paper Wasp?" by John Small
  4. Lauren Hutchison commented on topic "Help to idenficate this orchid" by Roberto Lizama
  5. Carol Holdren commented on member plant Phal. Timothy Christopher by Vickie Seibert
  6. Carol Holdren commented on topic "Photos of plants " by Sharie Heckaman
  7. Carol Holdren commented on member plant C. Ronald Fonseca var. Compact 'SVO' by Vickie Seibert
  8. Roberto Lizama commented on member plant Ntl. bicolor by Roberto Lizama
  9. Carol Holdren commented on member plant Gra. stapeliiflora var. Waki by Melvin Waki
  10. Vickie Seibert commented on member plant Phal. Anna-Larati Soekardi 'Wilson' by Vickie Seibert