Grow lights often need to be closer to plants than you'd think. Grow lights must be placed close to plants to ensure sufficient light intensity for growth. Symptoms like stretching and pale leaves ...

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Little natural light in your home doesn’t have to mean living without plants — if you invest in an LED grow light. These lights deliver a full spectrum of light, replicating what plants would get from ...

Purdue University associate professor Roberto Lopez (right) and doctoral student Joshua Craver are finding that sole-source LEDs can produce high-quality ornamental seedlings. (Purdue Agricultural ...