Hello Mladen nice to meet you on cacti guide . :wave: I checked your led tubes web-site, and noticed you have an Exellent cactus collection there. Very nice plants indeed! Keep it up. =D> Noel. Nice to meet you too.. :D Nice is too all.. I'm from New york... I'm really agree this website has helped...

I haven't made it all the way to the NAPA store, but I checked several other auto led lights part stores around. They have several different brands of stuff, but none of them said "100% diatomacous earth" on them, so I didn't get them. Don't remember what they were made of, but it was not...