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.
How Far Should You Place Grow Lights From Cannabis Plants?
Proper distance is crucial for healthy cannabis growth. Here's a comprehensive guide to ensure optimal light distance.
Key Factors to Consider:
- Light Type
- Plant Size
- Bud Density
Why is Distance Important?
Correct light distance ensures that each plant receives sufficient light for photosynthesis while preventing overexposure or shadows.
General Recommendations:
The general rule is 18-24 inches between the canopy and the light source. However, it's best to adjust based on your specific setup and plant strain.
Cheap Grow Lights for Weed: A Practical Buying Guide
Adjusting for Different Phases:
During the flowering stage, increase the distance slightly to focus light on buds and flowers. In the vegetative stage, lower the light closer to encourage more growth.
cannabis grow light distance chart
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