Standard

SpectraLINE Standard: Specialized LED Lighting for Vegetative Growth in Your Indoor Crops

GreenVisuaLED's SpectraLINE Standard LED bars are specifically designed for the vegetative growth phase. With their cool 6500K light spectrum, they faithfully reproduce natural spring light, promoting compact development of young plants and dense branching. These LED bars offer a modern and economical alternative to traditional T5 fluorescent lights for your cloning and growth areas.

Why Choose SpectraLINE Standard Bars for Your Grow Space

The 6500K spectrum of SpectraLINE Standard stimulates photosynthesis during the vegetative phase while keeping plants compact. Unlike full-spectrum lighting which can cause young shoots to stretch, this cool color temperature encourages the formation of tight nodes and dense foliage. Samsung LED technology ensures remarkable energy efficiency with only 18W of consumption for 2000 lumens, resulting in a luminous efficacy of 111 lm/W. This efficiency drastically reduces your electricity costs compared to older fluorescent systems.

The modular installation of SpectraLINE Standard adapts perfectly to confined spaces. Each bar measures only 56cm long by 3cm wide, allowing them to be easily integrated into propagators, cloning shelves, or small grow tents. The series connection system simplifies wiring: you can connect up to 10 bars to a single power supply without the need for an external controller.

How to Choose Your SpectraLINE Standard Bars Wisely

To determine the number of bars needed, count approximately 30 to 40W per square meter during the growth phase. A 60x60cm tent will therefore require 2 to 3 SpectraLINE Standard 18W bars each. The spacing between bars should be 20 to 25cm to ensure homogeneous light distribution over the entire growing surface. This configuration avoids shaded areas that could slow down the development of certain plants.

The hanging height varies according to the stage of development: 15 to 20cm for freshly germinated seedlings, then 25 to 35cm for actively growing plants. SpectraLINE Standard generate very little heat thanks to their integrated aluminum heatsink, which allows them to be placed closer without risk of burning. This proximity maximizes the light intensity received by the plants while maintaining their compact development.

Frequently Asked Questions

What size SpectraLINE Standard should I choose for my 80x60cm indoor grow tent?

For an 80x60cm surface (0.48m²), you will need 3 SpectraLINE Standard 56cm bars spaced approximately 20cm apart. This configuration will give you a total of 54W, or 112W/m², which is perfect for vegetative growth. Arrange the bars lengthwise (80cm) to optimize light coverage. You can connect them in series with the supplied linking cables and power the entire setup with a single plug.

How high should I hang the SpectraLINE Standard bars above my seedlings?

Start at 15-20cm above freshly germinated seedlings, then adjust according to their reaction. If the cotyledons remain well spread out and the stem does not stretch, it's perfect. Gradually raise to 25-30cm when the first true leaves appear. SpectraLINE Standard heat up very little, so you can keep them quite close without fear of thermal stress. The goal is to have stocky plants with short internodes.

Is the 6500K spectrum of SpectraLINE Standard also suitable for flowering or only growth?

The 6500K spectrum is optimized for the vegetative phase only. For flowering, you need to switch to a warmer spectrum (3000K) which stimulates flower and resin production. SpectraLINE Standard can serve as supplementary lighting during flowering to keep lower branches active, but they are not the main lighting. GreenVisuaLED offers other SpectraLINE models with spectra adapted to each phase of the plant life cycle.

How do I connect multiple SpectraLINE Standard bars in series without a controller?

Each SpectraLINE Standard bar has male and female connectors at the ends. Simply plug the male connector of the first bar into the female of the next, and so on, up to a maximum of 10 bars. Only the first bar in the chain connects to the mains with its 220V adapter. The system operates on 24V low voltage, completely safe. No controller is necessary: a simple switch or mechanical timer is sufficient to manage switching on and off.

Do SpectraLINE Standard need cleaning and how can I extend their 55,000-hour lifespan?

Monthly cleaning with a slightly damp microfiber cloth is sufficient to maintain luminous efficacy. Avoid aggressive chemical products that could damage the LED coating. Make sure the light is off and cooled before cleaning. Dust significantly reduces light output, so regular maintenance can extend the lifespan beyond the advertised 55,000 hours. Also, ensure that your space has sufficient ventilation to evacuate any moisture that might accumulate on the bars.