You ll need at least 4 5 of these to have enough light output for a quality vegetative phase but it s worth the money as these are relatively cheap.
Cfl daylight bulbs for growing.
You should plan on getting around three more 42w soft white cfls for the flowering stage.
You ll be adding more cfls as your plant grows and needs more light.
Demand for cfl bulbs is growing as government mandates for energy efficient lighting take effect yet only about 2 of residential consumers and one third of businesses recycle the new bulbs.
Full spectrum grow lights are specially made to provide this spectrum but standard fluorescent bulbs often only provide light in the blue spectrum while incandescent lights primarily provide red.
Since they are also not as strong as hps or hid you can place them closer to the plants without the fear of burning the plants.
You want at least two 40w daylight cfls to start note.
The closest light bulbs will be in the daylight range on some packaging.
Daylight cfl bulbs are the best types to begin a plant growing life cycle.
Best cfl grow lights.
Grow light bulbs 10 halogen bulbs 2 incandescent light bulbs 4.
There are bulbs with different cfl color spectrums and it s generally recommended to get daylight 6500k cfls for the cannabis vegetative and soft white 2700k cfls for the flowering stage.
Light bulbs lamps with color temperatures of 4500k and above will give off a blue white light that mimics daylight.
The maxlite 26w is the best daylight or vegetative cfl bulb right now.
Feit electric 60 watt equivalent t3 spiral non dimmable gu24 base compact fluorescent cfl light bulb daylight 5000k 2 pack model bpesl13t gu24d 2hdrp 9 97.
A 40w cfl is the same as a 150w incandescent equivalent don t let them trick you.
Maxlite is a long time favorite of mine due to their consistency in putting out high quality products.
Compact fluorescent light bulbs are a good source of supplemental light for growing plants in low light conditions or for providing extra light to increase the day length and encourage blooming.
6500k encourages slightly more squat growth.
Each color spectrum has a small impact on how the plant grows ex.