US Grow Light .com is a family owned company located in Arizona with American made products and a LIFETIME warranty.



Frequently asked questions

What are LED grow lights?

LED grow lights utilize LED technology to grow indoor plants and other greenhouse crops. LEDs offer many benefits that traditional grow lighting, such as high-pressure sodium, metal halide, and fluorescent do not provide.

Should I get an incandescent light, fluorescent light LED light?

LED grow lights offer the latest technology on the market today. Extremely energy efficient, they have an ultra-low heat output and offer an ideal light spectrum range. Offering low energy usage, low heat, and color optimized for growth, LEDs lights are the most efficient, effective, and customer friendly way to grow plants at home.

Which LED grow light spectrum is best for growing plants?

Data suggests that plants on a cellular level preforms chlorophyll absorption and photosynthesis at almost every wavelength of light. Meaning that full spectrum solution that replicated the sun would provide more usable light to the plant.

What is a full spectrum LED grow light?

Closest to natural sunlight, the full spectrum provides a wide distribution of power throughout the entire visible light spectrum.

Should grow lights be turned off at night?

In general, it is recommended that turning off the grow light at night. You should not leave grow lights on 24/7. Plants need a light-dark cycle to develop properly.

How many hours a day should grow lights be on?

As a general rule of thumb, most vegetables and flowering plants need 12 to 16 hours of light per day, with flowering plants at the top end of that range. Plan on giving most plants at least 8 hours of darkness per day.

How long will my GL2100 2-piece set last?

Our LED grow lights GL2100 2-piece set come standard with a LIFETIME factory warranty.

Can you ship to PO Box?

Yes, for a small upcharge.

What payment methods do you accept?

American Express, Visa, MasterCard, Discover, PayPal. 

What is your return policy?

Our return policy can be found here.