{"product_id":"mars-hydro-vg40-led-grow-light-bars-seedlings-herbs","title":"Mars Hydro VG40 LED Grow Light Bars for Seedlings \u0026 Herbs (Twin Pack)","description":"\u003cp\u003eThe Mars Hydro VG40 is a twin-pack \u003cstrong\u003egrow light for seedlings\u003c\/strong\u003e: two 60cm full spectrum LED bars, 20 watts each, that give trays of seedlings, herbs and salad leaves strong, even light on a shelf or windowsill.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eFebruary is when the seed packets come out, but the light at the window is still thin and grey. Slide a VG40 bar above your seed trays and the tomato and chilli seedlings grow short, sturdy and deep green instead of tall, pale and leaning.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch2\u003eA seed starting grow light for strong, sturdy seedlings\u003c\/h2\u003e\n\u003cp\u003eRaising your own plants from seed is one of the loveliest bits of growing: tiny loops of green pushing up through the compost, then the first true leaves. Good light at this stage makes all the difference to how they grow on in the garden or on the balcony.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eIt’s a gentle way to bring the seasons into home education, too. Sow in February, pot on in April, and plant out in May, with a nature journal along the way.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eWhat you can grow under your VG40 light bars\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTomato, chilli, pepper and aubergine seedlings\u003c\/li\u003e\n\u003cli\u003eSweet peas, cosmos and summer bedding from seed\u003c\/li\u003e\n\u003cli\u003eBasil, parsley and coriander on the kitchen shelf\u003c\/li\u003e\n\u003cli\u003eSalad leaves and microgreens\u003c\/li\u003e\n\u003cli\u003eHouseplant cuttings and young plants\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch3\u003eSturdy seedlings, not leggy ones\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo bars, one tidy set.\u003c\/strong\u003e Each bar is 60 × 5 × 3cm, ideal for a single shelf or plant stand tier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull spectrum light.\u003c\/strong\u003e White light with added red, from 216 LEDs across the pair, plus an IR\/UV toggle switch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSplash-proof.\u003c\/strong\u003e IP65 rated, so it’s happy above damp seed trays and misted leaves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSilent.\u003c\/strong\u003e Passively cooled with no fan, so it’s quiet enough for the living room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoom to grow.\u003c\/strong\u003e Daisy-chain more bars from one power cord as your sowing plans grow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cbr\u003e\n\u003ch3\u003eYour questions answered\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs the VG40 good for seedlings?\u003c\/strong\u003e\u003cbr\u003e\nYes. It’s designed for propagation and young plants, and its light suits seedlings, herbs and leafy greens.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eHow long should seedlings be under grow lights?\u003c\/strong\u003e\u003cbr\u003e\nAround 14 to 16 hours a day suits most seedlings, with a dark night to rest. A plug-in timer keeps it regular.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eWhat size area does it cover?\u003c\/strong\u003e\u003cbr\u003e\nMars Hydro rates the pair for a footprint of about 60 × 20cm of young plants, roughly one row of seed trays.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eCan I add more bars?\u003c\/strong\u003e\u003cbr\u003e\nYes. The VG40 daisy-chains, linking up to 32 strips from a single power cord.\u003c\/p\u003e\n\u003cbr\u003e\n\u003ch3\u003eThe details\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eFull spectrum LED grow light bars for seedlings\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePack\u003c\/th\u003e\n\u003ctd\u003eTwin pack (2 bars)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBar size (L × W × H)\u003c\/th\u003e\n\u003ctd\u003e60 × 5 × 3 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCoverage\u003c\/th\u003e\n\u003ctd\u003eApprox. 60 × 20 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower\u003c\/th\u003e\n\u003ctd\u003e40W total (20W per bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLight\u003c\/th\u003e\n\u003ctd\u003e4800–5000K white, 465nm and 650nm, IR\/UV switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLEDs\u003c\/th\u003e\n\u003ctd\u003e216 in total\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWaterproof\u003c\/th\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInput voltage\u003c\/th\u003e\n\u003ctd\u003e100–277V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eT5 equivalent\u003c\/th\u003e\n\u003ctd\u003e100W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLifespan\u003c\/th\u003e\n\u003ctd\u003e50,000 hours\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWarranty\u003c\/th\u003e\n\u003ctd\u003e3 years (manufacturer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cbr\u003e\n\u003ch3\u003eIn the box\u003c\/h3\u003e\n\u003cp\u003e2 × Mars Hydro VG40 light bars, power cord, power supply, IR\/UV toggle switch and wire hangers.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003e\u003cstrong\u003eStrong little seedlings, a shelf full of promise, and summer started early.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Mars Hydro","offers":[{"title":"No timer","offer_id":60144171778432,"sku":"MHVG40PVLB","price":59.0,"currency_code":"GBP","in_stock":true},{"title":"Add Grow Tools Heavy Duty Timer","offer_id":60328392786304,"sku":"MHVG40PVLB-TMR","price":68.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0758\/6529\/3075\/files\/MarsHydroVG40LEDGrowLight01.jpg?v=1792253128","url":"https:\/\/theindoorgardencentre.co.uk\/products\/mars-hydro-vg40-led-grow-light-bars-seedlings-herbs","provider":"The Indoor Garden Centre","version":"1.0","type":"link"}