GrowLED LED Grow Umbrella Plant Grow Light The GrowLED LED Grow Umbrella Plant Grow Light ($25) comes in a sleek, adjustable form. Because it emits cool white light (as opposed to purple) to encourage plant growth, you'll also be able to use it as a table lamp. Image Source: amazon.com GrowLED LED Grow Umbrella Plant Grow Light $25 from amazon.com Buy Now