What Color Temperature and Light Spectrum Are Best for Seedlings?

New grower here. What color temperature and light spectrum are best for seedlings?

Seedlings favor a blue-green spectrum light with a color temperature of between 5000K and 6500K. When your seedlings are growing outdoors, they would receive natural sunlight, which is what this kind of light imitates.

Therefore, get a grow light that emits a blue-green spectrum and has a color temperature of roughly 5000K–6500K if you want to keep your little sprouts happy and healthy. Your seedlings will return the favor by becoming robust and tall!

MORE: LED Grow Lights for Seedlings: A Complete Guide

What Others Are Asking

How Do I Know My Grow lights Are Harming My Plants?

This is a first-time grower. I received my friend’s old grow lights. They are square panels with bottom-mounted blue and red LEDs. The issue I’m having is that they have absolutely no labels, thus I have no idea how effective they are. How can I tell whether these lights are damaging my plants?

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