{"product_id":"vivosun-t5-grow-light-tubes-2-ft-22-24w-6500k-cool-white-5-pack-low-heat-vegetative-lighting","title":"VIVOSUN T5 Grow Light Tubes 2 ft (22\") 24W 6500K Cool White — 5-Pack, Low-Heat Vegetative Lighting","description":"\u003cp\u003e\u003cstrong\u003eVIVOSUN T5 24W 6500K fluorescent tubes are cool-white grow bulbs designed to deliver bright, balanced light for seedlings and vegetative growth in 22-inch T5 fixtures.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThese 2-foot (22\") T5 lamps from VIVOSUN produce a daylight-balanced 6500K spectrum with low heat output, making them suitable for tight indoor setups, seed trays and multi-tier shelving. Each bulb draws 24 watts and emits roughly 2000 lumens, giving you steady, efficient illumination without the bulk or cost of high-intensity discharge units. The bulbs come in a convenient five-pack for outfitting multiple fixtures or creating layered light across a growing area.\u003c\/p\u003e\n\n\u003ch3\u003eHow do these bulbs support young plants and seedlings?\u003c\/h3\u003e\n\u003cp\u003eThe 6500K color temperature favors blue-violet wavelengths that encourage compact, healthy vegetative growth and discourage lanky stretching. Because the tubes run relatively cool, you can place them closer to delicate seedlings without risking heat stress. Their consistent output helps produce even canopy development across trays and racks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eBalanced 6500K spectrum tailored for vegetative stages\u003c\/li\u003e\n  \u003cli\u003eApproximately 2000 lumens per 24W tube for bright coverage\u003c\/li\u003e\n  \u003cli\u003eLow heat allows close placement to young foliage\u003c\/li\u003e\n  \u003cli\u003eFive-bulb pack for uniform lighting across multiple trays\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill these save energy and reduce ventilation needs?\u003c\/h3\u003e\n\u003cp\u003eThese T5 fluorescent tubes are energy-efficient compared with many HID options, consuming only 24 watts each while delivering ample light for early-stage growth. Their low thermal output often lowers the demand on cooling systems and fans, which can simplify environmental control in compact grow spaces. Over time, their long service life also reduces replacement frequency and downtime.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e24W power draw for economical operation\u003c\/li\u003e\n  \u003cli\u003eLow heat output helps reduce reliance on extra ventilation\u003c\/li\u003e\n  \u003cli\u003eExpected run life exceeding 20,000 hours for fewer replacements\u003c\/li\u003e\n  \u003cli\u003eGood lumen-per-watt performance for cost-effective lighting\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I fit and use these tubes in my grow setup?\u003c\/h3\u003e\n\u003cp\u003eThese bulbs are designed for standard 22-inch\/2-foot T5 fixtures commonly used in hobby and small-scale indoor growing. Install them in compatible T5 sockets, position the fixture 2–6 inches above seedlings or adjust height to meet plant needs as they mature. They’re also well-suited for multi-tier shelving where space is limited.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits 22\"\/2 ft T5 light fixtures and reflectors\u003c\/li\u003e\n  \u003cli\u003eSafe to mount close to plants due to low heat\u003c\/li\u003e\n  \u003cli\u003eIdeal for shelves, seed trays, and bonsai stations\u003c\/li\u003e\n  \u003cli\u003eUse with timers for consistent photoperiods\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: Growers setting up propagation stations, vegetative benches or compact indoor gardens who want dependable, cool-running light for seedlings and leafy growth. If you need budget-friendly tubes that tangle low heat with a daylight-balanced spectrum and long service life—available as a five-pack to outfit several fixtures at once—these VIVOSUN T5 bulbs are designed to meet those needs.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eProduct highlights:\u003c\/em\u003e 24W per tube, 6500K cool white spectrum, ~2000 lumens, compatible with 22-inch T5 fixtures, long-life performance over 20,000 hours, low heat emissions, pack of five, backed by VIVOSUN customer support.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are these bulbs safe to put close to seedlings?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The 24W T5 tubes produce low heat, so they can be positioned close to seedlings without causing heat stress.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How long do the VIVOSUN T5 bulbs last?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Typical recommended service life exceeds 20,000 hours, reducing the frequency of replacements.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"VIVOSUN","offers":[{"title":"Default Title","offer_id":56823929995604,"sku":"B01731MOGQ","price":64.48,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/vivosun-t5-front-packaging.jpg?v=1786979167","url":"https:\/\/gardenluxe.co.uk\/products\/vivosun-t5-grow-light-tubes-2-ft-22-24w-6500k-cool-white-5-pack-low-heat-vegetative-lighting","provider":"Gardenluxe Uk","version":"1.0","type":"link"}