--- product_id: 369260710 title: "Jack's Classic 20-20-20 All Purpose Water-Soluble Fertilizer with Micronutrients to Provide General Growth on All Plants, 4lbs" brand: "jack's classic" price: "¥35752" currency: JPY in_stock: true category: "Jack's Classic" url: https://www.desertcart.jp/products/369260710-jacks-classic-20-20-20-all-purpose-water-soluble-fertilizer store_origin: JP region: Japan --- # 20-20-20 balanced NPK formula Water-soluble powder for easy mixing Includes precise measuring spoon Jack's Classic 20-20-20 All Purpose Water-Soluble Fertilizer with Micronutrients to Provide General Growth on All Plants, 4lbs **Brand:** jack's classic **Price:** ¥35752 **Availability:** ✅ In Stock ## Summary > 🌱 Unlock your plants’ full potential with every drop! ## Quick Answers - **What is this?** Jack's Classic 20-20-20 All Purpose Water-Soluble Fertilizer with Micronutrients to Provide General Growth on All Plants, 4lbs by jack's classic - **How much does it cost?** ¥35752 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/369260710-jacks-classic-20-20-20-all-purpose-water-soluble-fertilizer) ## Best For - jack's classic enthusiasts ## Why This Product - Trusted jack's classic brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Maximized Efficiency:** Powdered concentrate stretches further than liquids, delivering up to 20 gallons of nutrient-rich solution. - • **Balanced Growth Boost:** Perfect 20-20-20 NPK ratio fuels rapid leaf expansion and lush green-up for all plants. - • **Micronutrient Powerhouse:** Enhanced with chelated trace elements to ensure strong roots and vibrant foliage without extra feeding. - • **Precision Dosing Included:** Comes with a handy measuring spoon for exact mixing—no guesswork, just growth. - • **Versatile Feeding Options:** Use as foliar spray or root feed—flexible application for indoor and outdoor greenery. ## Overview Jack's Classic 20-20-20 All Purpose Fertilizer is a water-soluble powder designed for fast, balanced nutrition across all plant types. Featuring a perfect NPK blend plus chelated micronutrients, it supports vigorous growth indoors and outdoors. The included measuring spoon ensures precise application, while the powder form maximizes coverage and efficiency, feeding plants through roots or leaves with minimal risk of burning. ## Description 20-20-20 analysis. balanced blend of Nitrogen- Phosphorus and potassium with fully chelated trace elements that work well on all plant materials as general-purpose fertilizer. Indoors it is especially effective on foliage plants to keep leaves green and healthy. Feeds through both the roots and the leaves. Use on all indoor and outdoor plants- trees- shrubs- vegetables- and turf. Releases nutrients gradually for up to months of vigorous growth. Blended with an enhanced micronutrient package which provides optimal nutrition for strong roots and green foliage. Features the highest safety factor to prevent burning when applied as directed. Free measuring spoon enclosed for easy and precise application. ## Features - 20-20-20 Analysis - Great for providing fast green-up and rapid leaf expansion in all indoor and outdoor plants. - Many Ways to Feed - All Purpose Fertilizer can be used as a foliar or root feeding product. Great for spraying directly onto leaves, roots, or when used in a continuous feed system. - Water-Soluble Powder – Powdered concentrates go further than liquid fertilizers. Simply mix your measured powder with water and you are ready to feed with multiple gallons of liquid fertilizer! - Included Measuring Spoon – All Jack’s Classic fertilizers come with a convenient spoon to create the right amount of liquid fertilizer for your plants. - Micronutrients - Added micronutrients supply your plant with the nutrition it needs for optimal growth and health. Unlike other fertilizers, additional feeding is not required. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00KWYHXXQ | | Brand Name | Jack's Classic | | Coverage | Full | | Customer Reviews | 4.8 4.8 out of 5 stars (2,097) | | Global Trade Identification Number | 00671341520641 | | Item Form | Powder | | Item Weight | 4 Pounds | | Liquid Volume | 20 Liters | | Manufacturer | JR Peters | | Mixing Ratio | 4 lbs/gallon | | Model Number | 52064 | | Number of Items | 1 | | Part Number | 52064 | | Specific Uses For Product | All Purpose, Indoor Plants, Outdoor Plants, Vegetable Gardens, Lawns | | Target Species | plants | | UPC | 671341520641 | | Unit Count | 1892.7 Milliliters | ## Product Details - **Brand:** Jack's Classic - **Item form:** Powder - **Item weight:** 4 Pounds - **Liquid volume:** 20 Liters - **Specific uses for product:** All Purpose, Indoor Plants, Outdoor Plants, Vegetable Gardens, Lawns ## Images ![Jack's Classic 20-20-20 All Purpose Water-Soluble Fertilizer with Micronutrients to Provide General Growth on All Plants, 4lbs - Image 1](https://m.media-amazon.com/images/I/71VPE24ZFnL.jpg) ## Questions & Answers **Q: Could this be used as nutrients in a dwc / hydroponic setup?** A: SInce it goes into solution easily it can be used in a hydroponic set up. Concentrations will have to be adjusted. **Q: Does this contain micronutrients? Where can I get a detailed list of ingredients?** A: Ask the manufacturer for an OSHA sheet. All fertilizers are requrired to submit a full chemical breakdown listed for OSHA which must be supplied to the public on request. These sheets are requested by toxicologists in the ER. **Q: Do you solve it in the watering water or are these timed release granules? The product image and the description sort of contradict each other.** A: This water soluble fertilizer feeds both the leaf structure, and the root system when applied as directed. It can be used in multiple spray forms,ie; a spray bottle or hose attachment. You can also pour it from a watering can, or a bucket, right on top of your plants. Hope this helps. **Q: What country is this from?** A: It says right on the container made in Allentown, PA with an American flag . This is really good stuff....get some. ## Frequently Bought Together - Jack's Classic 20-20-20 All Purpose Water-Soluble Fertilizer with Micronutrients to Provide General Growth on All Plants, 4lbs - Jack's Classic 10-30-20 Blossom Booster Water-Soluble Fertilizer with Micronutrients for Increasing Color and Quantity of Blooms in Flowering Plants, 4lbs - Jack's Classic 12-15-30 Veggie Feed Water-Soluble Fertilizer with Micronutrients for Plant Growth and Abundant Fruit Set in Blooming Vegetable Plants, 1.5lbs, 2 Pack --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/369260710-jacks-classic-20-20-20-all-purpose-water-soluble-fertilizer](https://www.desertcart.jp/products/369260710-jacks-classic-20-20-20-all-purpose-water-soluble-fertilizer) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-07*