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Best used for fertilizing young seedlings, transplants, clones and newly set root cuttings.","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511662285111,"sku":"JRP79070","price":121.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/73d0f96107ac5ad1169485563b513bad.jpg?v=1758069929"},{"product_id":"jacks-10-30-20-bloom-25lb-80-pl","title":"Jacks - 10-30-20 Bloom 25Lb (80\/Pl)","description":"\u003cp\u003e\u003cb\u003eJack's Nutrients 10-30-20 Bloom Fertilizer\u003cbr\u003e25lb\u003cbr\u003e\u003c\/b\u003ePromotes root growth plus flower and fruit development. This 1:3:2 major nutrient ration combination promotes blooming resulting in enhanced flower and fruit sets. Proven and trusted by professional growers for over 70 years.\u003c\/p\u003e","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511661564215,"sku":"JRP79060","price":159.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/b639da4e1ad45b051f3bd6a7aa686dd7.jpg?v=1758069912"},{"product_id":"jacks-7-15-30-finish-25lb-80-pl","title":"Jacks - 7-15-30 Finish 25Lb (80\/Pl)","description":"\u003cb\u003eJack's Nutrients 7-15-30 Finish Fertilizer\u003cbr\u003e25lb\u003cbr\u003e\u003c\/b\u003ePromotes strong finished plants. You have always been told to finish strong. This formula is ideally formulated for this purpose to provide your plants with low N, high P, and high K content to keep the whole plant happy to the end of its crop cycle.","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511661891895,"sku":"JRP79020","price":114.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/3c2e076373ec00c74709e1daca9f139c.jpg?v=1758069949"},{"product_id":"jacks-5-50-18-ultraviolet-25lb-80-pl","title":"Jacks - 5-50-18 UltraViolet 25Lb (80\/Pl)","description":"\u003cp\u003e\u003cb\u003eJack's Nutrients 5-50-18 UltraViolet Fertilizer\u003cbr\u003e25lb\u003cbr\u003e\u003c\/b\u003ePromotes Flower Production. Get ready for a serious boost of available phosphorus. The primary goal of this formula is to assist in shutting down the strong vegetative growth stage of the plant and promote the switch to reproductive or flowering phase of plant and flower development.\u003c\/p\u003e","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511662416183,"sku":"JRP79010","price":172.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/036d119545fc715e6ec21a8e8fd841a2.jpg?v=1758069941"},{"product_id":"jacks-12-4-16-ro-pure-water-25lb-80-pl","title":"Jacks - 12-4-16 RO Pure Water 25Lb (80\/Pl)","description":"\u003cb\u003eJack's Nutrients 12-4-16 RO Pure Water Fertilizer\u003cbr\u003e25lb\u003cbr\u003e\u003c\/b\u003eNutrient uptake in pure and reverse osmosis waters. 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This potentially acidic formula will lower pH over time without forgetting the extra soluble Ca, Mg and the right amount of micronutrients.","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511662121271,"sku":"JRP79050","price":116.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/274a72cb0aab3b56ab5c8517076eead8.jpg?v=1758069925"},{"product_id":"jacks-cal-trate-15-0-0-25lb-80-pl","title":"Jacks - Cal-Trate 15-0-0 25Lb (80\/Pl)","description":"\u003cb\u003eJack's Nutrients 15-0-0 Cal-Trate\u003cbr\u003e25lb\u003cbr\u003e\u003c\/b\u003eCal-Trate addresses specific crop and water needs by supplying calcium and Nitrogen as well as a balanced micronutrient package. 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This potentially acidic formula will lower pH over time without forgetting the extra soluble Ca, Mg, and the right amount of micronutrients.","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511662547255,"sku":"JRP79051","price":27.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/81844e303a785c362ba6cbc9a215a2ea.jpg?v=1758069921"},{"product_id":"jacks-prof-oasis-hydroponic-16-4-17-25lb-80-pl","title":"Jacks - Prof Oasis Hydroponic 16-4-17 25Lb (80\/Pl)","description":"\u003cb\u003eJack's Professional Oasis Hydroponic FeEd Fertilizer 16-4-17\u003cbr\u003e25lb\u003cbr\u003e\u003c\/b\u003eAn innovative formula that provides all the macro, secondary and micro-nutrients in a one-part system. Designed especially for hydroponically grown herbs (basil, cilantro, chives, parsley etc.), as well as lettuce and most vegetables. Includes a proprietary blend of iron chelates that keeps iron available even as the pH varies up to a high of 8.0. Also contains a significant level of soluble calcium and magnesium, for all-around plant nutrition.","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511662678327,"sku":"JRP79150","price":113.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/c0e346f65e358c110b3d553578a44214.jpg?v=1758070001"},{"product_id":"jacks-prof-general-purpose-20-20-20-25lb-80-pl","title":"Jacks - Prof General Purpose 20-20-20 25Lb (80\/Pl)","description":"\u003cb\u003eJack's Professional 20-20-20 General-Purpose Fertilizer\u003cbr\u003e25lb - 80\/PL\u003cbr\u003e\u003c\/b\u003eGreat for maintaining plants in garden center and growing facilities. It provides fast green-up and great foliar expansion due to the high percentage of ammonium and urea Nitrogen plus balanced phosphorus and potassium for excellent root and shoot growth.","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511662809399,"sku":"JRP77010","price":90.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/bf03ad23be16722edc9dfe8851813f23.jpg?v=1758069997"},{"product_id":"jacks-5-12-26-part-a-1kg-6-cs","title":"Jacks - 5-12-26 Part A 1Kg (6\/Cs)","description":"\u003cb\u003eJack's Nutrients 5-12-26 Part A Fertilizer\u003cbr\u003e2.2lb\u003cbr\u003e\u003c\/b\u003ePromotes the growth of leaves and strong roots. Blended with purely soluble and available nutrients to allow the grower maximum flexibility. Specific mixtures of macro, secondary and micronutrients deliver an efficient combination of nutrients suitable for many different growing environments and crop types.","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511663006007,"sku":"JRP79031","price":28.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/2691aa6e001ad06b44d11d079641ac4c.jpg?v=1758069933"},{"product_id":"jacks-calcium-nitrate-part-b-1kg-6-cs","title":"Jacks - Calcium Nitrate Part B 1Kg (6\/Cs)","description":"\u003cb\u003eJack's Nutrients 15-0-0 Calcium Nitrate Part B Fertilizer\u003cbr\u003e2.2lb\u003cbr\u003e\u003c\/b\u003ePromotes Calcium uptake and strong leaf growth. This formula is a pure combination of a calcium and nitrate Nitrogen allowing growers flexibility to boost their levels according to different crops or stages of growth. Used in combination with Jack's Part A FeED, these two products combined to make a totally available nutrient solution.","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511663104311,"sku":"JRP79081","price":21.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/211e179511b75b0a33ca936f25e1fc1a.jpg?v=1758069964"},{"product_id":"jacks-prof-general-purpose-20-10-20-25lb-80-pl-haz","title":"Jacks - Prof General Purpose 20-10-20 25Lb (80\/Pl) HAZ","description":"\u003cb\u003eJack's Professional 20-10-20 General Purpose Fertilizer\u003cbr\u003e25lb - 80\/PL\u003cbr\u003e\u003c\/b\u003eA water-soluble fertilizer designed to be mixed with water for the most accurate and effective nutrient delivery to the plant. It contains the traditional micronutrient levels needed for general production including propagation and all types of bedding plants. High nitrate nitrogen levels (60% of the total) provides for green foliage and more compact growth (SHIPS HAZ).","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511663333687,"sku":"JRP77840","price":83.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/d2579cb48a2a8798111e58e17384f465.jpg?v=1758069993"},{"product_id":"jacks-prof-petunia-feed-20-3-19-25lb-80-pl","title":"Jacks - Prof Petunia FeED 20-3-19 25Lb (80\/Pl)","description":"\u003cb\u003eJack's Professional 20-3-19 Petunia FeED Fertilizer\u003cbr\u003e25lb - 80\/PL\u003cbr\u003e\u003c\/b\u003eA proprietary blend of iron chelates are used to increase the availability of iron over a broad range of pH. Contains double the iron found in typical peat-like formulations. Contains additional magnesium for optimum crop performance, low phosphorus level that help prevent excessive elongation, high nitrate nitrogen, moderately high potential acidity and no urea.","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511663399223,"sku":"JRP77770","price":84.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/aca3446bafaec7c48fab534b9580a1f7.jpg?v=1758070005"},{"product_id":"jacks-6-6-26-low-phos-part-a-25lb-80-pl","title":"Jacks - 6-6-26 Low Phos Part A 25lb (80\/PL)","description":"\u003cb\u003eJacks 6-6-26 Low Phos Part A 25lb (80\/PL)\u003cbr\u003e25lb\u003cbr\u003e\u003c\/b\u003eJack's Nutrients 6-6-26 Low Phos Part A is a unique formula designed to deliver lower phosphorus levels into any growing program. Jack's Part A 6-6-26 will replace and\/or complement any two part growing system paired with typical calcium content from Jack's Part B by ensuring consistent N, K and micronutrient levels as you expect in Jack's typical Part A 5-12-26.","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511663497527,"sku":"JRP79220","price":116.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/d07a0d50c097fc57040d63a7ce1456cb.jpg?v=1758069945"},{"product_id":"jacks-epsom-salt-25lb-80-pl","title":"Jacks - Epsom Salt 25lb (80\/PL)","description":"\u003cp\u003eJack's Professional Epsom Salt, 25 lb bulk bag. Pure magnesium sulfate for nutrient supplementation in hydroponics and foliar feeding programs. Agricultural-grade quality suitable for commercial greenhouse operations. Contains 9.6% magnesium.\u003c\/p\u003e","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511663694135,"sku":"JRP79160","price":97.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/756662dbbf00782832adcbc57f57cbed.jpg?v=1758069973"},{"product_id":"jacks-prof-cal-mag-lx-15-5-15-25lb-80-pl-haz","title":"Jacks - Prof Cal Mag LX 15-5-15 25Lb (80\/Pl) HAZ","description":"\u003cb\u003eJack's Professional 15-5-15 +CaMg LX Fertilizer\u003cbr\u003e25lb - 80\/PL\u003cbr\u003e\u003c\/b\u003eA truly comprehensive formulation containing all of the macro and micro nutrients. Contains 4% calcium and 2% magnesium, which makes it an ideal choice for use with water that is low in those nutrients. Formulated with 80% nitrate nitrogen and contains a Peat-Lite level of micronutrients (SHIPS HAZ).","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511663956279,"sku":"JRP77940","price":80.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/75b10cf0638498ffac93450f2b0df996.jpg?v=1758069988"},{"product_id":"jacks-prof-blossom-booster-10-30-20-25lb-80-pl","title":"Jacks - Prof Blossom Booster 10-30-20 25Lb (80\/Pl)","description":"\u003cp\u003e\u003cb\u003eJack's Professional 10-30-20 Blossom Booster Fertilizer\u003cbr\u003e25lb - 80\/PL\u003cbr\u003e\u003c\/b\u003eHigh phosphorus formula used during periods of flower to increase the number and size of blossoms. Great for vegetable production.\u003c\/p\u003e","brand":"BFG Supply","offers":[{"title":"Default Title","offer_id":50511664152887,"sku":"JRP77160","price":86.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0674\/0341\/5863\/files\/4c155bf84ca50799bd0423dfb976bd1b.jpg?v=1758069984"},{"product_id":"jacks-calcium-chloride-dihydrate-25lb-4-cs","title":"Jacks - Calcium Chloride Dihydrate 25Lb (4\/Cs)","description":"\u003cb\u003eJack's Elementals Calcium Chloride Dihydrate\u003cbr\u003e25lb\u003cbr\u003e\u003c\/b\u003eCalcium Chloride can be used to correct a calcium deficiency detected by growing media or foliar analysis. 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