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What do you guys think of this : Garden Soil Moisture Humidity and pH Acidity Meter http://www.dealextreme.com/details.dx/sku.11884 $7.75, free shipping.. takes about 1.5-2 weeks

Need some help on this RIU veterans. I've attached some pics of 1 of my two girls. The leaves at the top are extremely small. I am thinking maybe it is a humidity problem because of the close proximity to a 250W HPS. You can see how close they are in one pic. The temps are like 25-28...

So I'm not sure, but I suspect I might have some light leaks in my flowering chamber. They are about 4 weeks in and have begun flowering, but they seem a little slow. I've included a pic of one of the flowers. There are no visible trichomes yet. I suspect that maybe a light leak may be...

check out the pics. Is this a hermie? I couldn't take better pics cuz I used a cellphone. Let me know so I can take this tranny out of my grow cab.

So I'm wondering how I should orient the bulb. I want to dangle the socket so I can adjust the height. Of course that would require me to have a vertical orientation. I have mylar all around my box. What do you think?

I have been on RIU learning all the ins and outs and I think it is time for my first entry of my grow journal. I germinated on Aug 19th. (5 for 6 seeds) I potted them on Aug 22nd. My lighting rig has 10 overhead light sockets and is adjustable in height. I am currently using 5- 23W 6500K...

I just started up some seedlings and they are getting to be about 2" tall with their embryonic leaves still. I currently have them on 24 hours daylight (6500K CFLs), and I was wondering when I shoudl transition to 18/6. I could not find this anywhere on RIU, so that is why I am posting this...

so I have heard that you can never have too much light. I have also heard that you want somewhere between 3,000 - 6,000 lumens/sq. ft. I am going to use a 400W HPS outputting about 50,000 lumens, to about 3 sq. ft, so that is about 15,000 lumens/sq. ft. My question is, is this too much...