Quote:
Originally Posted by sii
How will I know that I'm giving them to much light?
I have the vertical blinds turned facing down and they are about a foot away from the window on my desk. They receive only the morning sun (sun has moved away from this window by noon) I've touched the leaves and they don't feel hot. The window in this room has been open for the past few weeks, as we've had some cool weather and don't need the AC on.
They have all recently been repotted in Sequoia bark and all but 1 are in clear pots. The other is in clay. I've been kindly reminded that I need to wait until the roots are silver before I water them. I've held off on fertilizer. I've even collected some rain water and am using that to water them. This is a learning curve for me. Any advice?  
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Here is part of the problem. Everyone has their own way of growing, not only phals, but other species too.
It's a process of learning what works for you. It sounds like you are doing everything right. I would fert. the plants at least once a month. I use the "weakly, weekly" method. I also put a few drops of KLN in the water each time I water. KLN is a rooting hormone and is available on line........search e-bay for it.
Your plant in the clay pot will probably dry out quicker than the others as clay is porous and dries the medium out faster.
Leaf color can also give you a clue as to light requirements. Most hybrid phals should be a nice medium green color........a light green leaf usually means to much light. (There are exceptions of course) and a really dark green might indicate to little light.
I'm not familiar with Sequoia bark, most bark mediums have other ingredients like LECA (clay balls), perlite, CHC, etc. You might think about changing your medium to a good orchid bark mixture.
Maybe the Sequoia bark has something in it that phals aren't especially happy with?
Believe me, we are all on learning curves. LOL
AL