Quote:
Originally Posted by Bill U.
These have all been awesome replies, but now I have thought of another question for the Forum:
I have the 3 phals that are all currently being fertilized with a 30-10-10 fertilizer (miracle gro).
I have been doing reading on this forum and realized that I may be giving them too much nitrogen because they are all potted in sphag instead of in a bark (especially fir, which requires more nitrogen). Other places on the forum have posted that Grow More 20-20-20 (yellow) and Orchid Plus 20-14-13 are other fertilizers that would work.
Should I change from my current fertilizer to one of the others? Is one better than the other?
Sincerely,
newer phal grower that is seriously confused on what kinda of fertilizer to use...
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I like to use a balanced fertilizer (20-20-20) which i can use all year round being that i am in a tropical part of the world. For someone that experiences the seasonal changes, I also recommend the 20-20-20 throughout the hotter months/sunny months. You would then reduce or cease fertilization in the winter and also reduce watering to a minimum.
During the Fall and leading up to the winter I recommend alternating between a balanced fertilizer and a bloom focused fertilizer so as to prepare the plant for the next blooming cycle after the winter or its dormant period.
To address the issue of fertilizing a plant potted in a moss medium which retains alot of the salts that build up over time; the solution is to fertilize every other watering. And when you are watering with pure water, ensure that you thoroughly flush out the orchid and the salts, thus eliminating any build up. (10-14 days between watering of a plant in moss medium is more than enough time for the orchid to absorb what it needs from the fertilizer).
I have fast draining mediums as well as a lot of free root vandas which allows me to fertilizer twice a week all year round.
