These LED grow light bulbs are designed with white and red LED illuminants. The combination of red and white LEDs makes the spectrum suitable for plant growth.
The spectrum wavelength of these LED grow light bulbs can give plants more light with a high output PPF of 16 micromoles per second. The LED grow light bulbs from Topstar Lighting are made of very good material and they have a lifespan of 25,000 hours. They are easy to install to standard-size fixtures, with an E26 lamp base. The lights can save energy at all stages of growing tomatoes, cucumbers, leafy greens, and herbs.