{"product_id":"lumii-solar-gro-630w-de-lamp-4200k","title":"LUMii Solar GRO 630W DE Lamp 4200K – 630W DE CMH Bulb","description":"\u003ch2\u003eDaylight-quality light for tight, vigorous vegetative growth\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eLUMii Solar GRO 630W DE Lamp\u003c\/strong\u003e is a \u003cstrong\u003edouble-ended ceramic discharge metal halide (CDM\/CMH) lamp\u003c\/strong\u003e with a \u003cstrong\u003e4200K\u003c\/strong\u003e colour temperature, made for the \u003cstrong\u003eLUMii Solar 630W DE fixture\u003c\/strong\u003e. Its broad, blue-rich spectrum sits far closer to natural sunlight than HPS, giving more usable PAR for \u003cstrong\u003eyoung plants and vegetative growth\u003c\/strong\u003e. Rated at around \u003cstrong\u003e68,000 lumens\u003c\/strong\u003e, it is \u003cstrong\u003edouble jacketed\u003c\/strong\u003e for added safety and fits a \u003cstrong\u003eK12x30s\u003c\/strong\u003e double-ended lampholder.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e4200K daylight spectrum\u003c\/strong\u003e - blue-weighted light for compact, well-branched plants in veg.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigher usable PAR than HPS\u003c\/strong\u003e - more of the output is light plants can use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e630W double-ended design\u003c\/strong\u003e - one lamp powering a full-size grow space from the LUMii Solar DE fixture.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDouble jacketed glass\u003c\/strong\u003e - an outer envelope for extra safety in the grow room.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAround 68,000 lumens\u003c\/strong\u003e of full-spectrum output.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eStretch and Weak Stems in Veg?\u003c\/h3\u003e\u003cp\u003eYoung plants grown under weak or red-heavy light reach for it: long gaps between nodes, thin stems and excessive stretch that carries on into flowering. A 4200K CMH lamp keeps vegetative growth tight and sturdy, so plants build a strong framework before the switch to flower. Run the warmer 3200K PRO lamp (sold separately) if you want one lamp for veg and flower.\u003c\/p\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCheck the fitting:\u003c\/strong\u003e use it in a LUMii Solar 630W DE fixture or another fitting rated for a 630W double-ended CMH lamp with a K12x30s holder.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHandle with care:\u003c\/strong\u003e switch off and let the old lamp cool; hold the new one by its ends with clean gloves or a cloth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet the height:\u003c\/strong\u003e start high above the canopy and lower gradually, watching the tops of the plants for heat or bleaching.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace on time:\u003c\/strong\u003e output falls with age, so swap lamps before growth slows.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cdiv class=\"hcs-specs\"\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e LUMii\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLamp type:\u003c\/strong\u003e ceramic discharge metal halide (CDM\/CMH), double-ended\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWattage:\u003c\/strong\u003e 630W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColour temperature:\u003c\/strong\u003e 4200K (GRO)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput:\u003c\/strong\u003e approx. 68,000 lumens\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitting:\u003c\/strong\u003e K12x30s\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e double jacketed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated life:\u003c\/strong\u003e approx. 10,000 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest for:\u003c\/strong\u003e propagation and vegetative growth\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e","brand":"LUMii","offers":[{"title":"Default Title","offer_id":53803832639754,"sku":"LGT-LUII-010-01","price":99.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/lumii-solar-gro-630w-de-lamp-4200k-default-title-1.jpg?v=1790229741","url":"https:\/\/hydrocropshop.co.uk\/products\/lumii-solar-gro-630w-de-lamp-4200k","provider":"Hydro Crop Shop","version":"1.0","type":"link"}