Now you can flower with T5

The PowerVEG 633 triggers plants to start the flowering process.


Disclaimer: Product shown as fully lit. PowerVEG appears white when not lit.
The 633 can be used in any existing T5, 54 watt, HO (high output) lighting. fixture.

Available in 4 foot and 2 foot options.

Harvest isn't far

The name “633” references the area of the light spectrum produced by this lamp. 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,

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

Click here for disposal and recycle information on lamps containing mercury.

The other PowerVEG


PowerVEG T5 offers five different products that can be used in conjunction to create specific spectrums of light. The base PowerVEG lamp you will use in all formulas is the FS+UV (Full Spectrum + Ultra Violet). The FS+UV provides the spectral foundation when adding the other spectrums because it produces a consistent full spectrum of light as well as a safe level of UV, which is essential to to growing indoors.

Combining the two blue PowerVEG lights (420 & 460) with the FS+UV produces a powerful spectrum targeting early stages of plant growth.

Pairing the two red PowerVEG lights (633 & 660) with the FS+UV produces the best flowering spectrum of any fluorescent grow light available today.

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