For instance, you could kiss your kids on their heads rather than their cheeks for a few days. You could ask your spouse to do bedtime stories and baths for a few nights. But obviously, you canât be so careful in your efforts to prevent germs from spreading that you feel like youâre shunning your kids.
If you grow short plants, you should definitely try LEDs. 1  The first series of costs on the chart represents an electricity cost of $0.12/kwH, or 12 cents per kilowatt hour (a kilowatt hour is 1,000 watts being used for one hour). 2  $0.12/kwH was the US national average cost for electricity in 2011.
There are two types of HID grow lights used for growing marijuana, metal halide (MH) and high pressure sodium (HPS) . Although high quality LEDs are a better bet as they save you money in the long term and eliminate heating issues, they do cost more for an initial setup when compared to HPS lighting.igh pressure sodium marijuana grow lights are another good choice however they emit a light that is stronger in the orange / red spectrum, around 2,200k, due to their inherent sodium content. If a gardener were to start a young plant under a HPS bulb, she/he would see impressive vertical growth.