PowerVEG T5 4' 420 Blue Grow Light

PowerVEG T5 4' 420 Blue Grow Light

Regular price $29.95

PowerVEG T5 4' 42 Blue Grow Light To Promotes Vertical Plant Growth

PowerVEG T5 4' 420 Blue Grow Light

The name "633" references the area of the light spectrum produced by this grow bulbs. The PowerVEG 633 promotes vertical plant growth and expands leaf size, producing a red spectral light that prepares your plants for fruiting and flowering.

The PowerVEG 633 grow light does this by: Rejuvenating plant growth cells

  • Stimulating stem growth
  • Affecting phytochrome reversibility, which is most important for photosynthesis, fruit, and flower regulation

The name "420" references the area of the light spectrum produced by this lamp. The PowerVEG 420 is a true VEG light for indoor growers. PowerVEG 420 provides a spectrum that is crucial for plant growth during the vegetation cycle, focusing all spectral energy at 420 nanometers. This high UV A spectrum adds the nutrient values that are vital for the growth. Combined with the spectrum provided by the FS+UV fluorescent grow lamps, the PowerVEG 420 maximizes the initial growth process for vegetation through. Tighter internodal spacing, Stomatal opening 10 times greater than red light (feeding tube of plant) Stronger root growth Chlorophyll A Lutein Zeaxanthin Beta carotene

Spectrum Combinations for Your Plants

The PowerVEG 420 can be combined with more than just Eye's FS+UV lamp. There are five total PowerVEG colors lamps that can be combined to make customizable light spectrums for your plants. Check out Eye Hortilux's main PowerVEG page for suggestions on color combinations.


The 420 can be used in any existing T5, 54 watt, HO (high output) lighting fixture. Combine the 420 with other PowerVEG T5's for maximum results. See Eye Hortilux's suggested formulas for VEG, FLOWER and START-to-FINISH..

420 Replacement Guide:

  • Average Growth - 10-11 months
  • Maintenance Growth - 11-12 months
  • Based on 18 hour burn time per day

Pick-up your PowerVEG T5 4' 420 Blue Grow Light, to promotes vertical plant growth.

Disclaimer: Product shown as fully lit. PowerVEG 420 appears white when not lit..