Cannabis Grow Lights: PPFD, DLI, and What to Buy
What actually matters in cannabis grow lights: PPFD, DLI, spectrum, wattage per square foot, and honest LED vs HPS tradeoffs.
Introduction
Choosing the right grow lights for weed can be a crucial decision for any cannabis grower. In this buying guide, we explore the best cheap grow lights on the market, their features, and what to watch out for.
Cannabis Grow Lights: PPFD, DLI, and What to Buy
Top Picks for Affordable Grow Lights
LED Grow Lights - These are energy-efficient and produce less heat, making them a popular choice for indoor growing.
HPS Grow Lights - High-pressure sodium lights are known for their strong light output and are often used for flowering stages.
CMH Grow Lights - Ceramic metal halide lights offer a full spectrum of light and are known for their long lifespan.
Cannabis Grow Light Schedule 18/6: Compared With 20/4, 24/0, and 12/12
Key Features to Consider
When selecting a grow light, consider the following features:
Brightness - Ensure the light has enough lumens to cover your grow space.
Spectrum - Different stages of plant growth require different light spectrums.
Heat Output - Look for lights with low heat output to prevent overheating.
Common Pitfalls
Here are some common pitfalls to avoid when buying grow lights:
Overheating - Ensure proper ventilation to prevent damage to your plants.
Quality - Don't skimp on quality, as cheap lights may not last long and could harm your plants.
Unsuitable for Specific Needs - Make sure the light is suitable for your specific plant species and growth stage.