--- product_id: 14064419 title: "10-30-20 Blossom Booster Water-Soluble Fertilizer, 8oz" brand: "jack's classic" price: "€ 42.73" currency: EUR in_stock: true reviews_count: 13 category: "Jack's Classic" url: https://www.desertcart.hr/products/14064419-10-30-20-blossom-booster-water-soluble-fertilizer-8oz store_origin: HR region: Croatia --- # Foliar & root feeding versatility Water-soluble powder for easy mixing 10-30-20 NPK ratio for vibrant blooms 10-30-20 Blossom Booster Water-Soluble Fertilizer, 8oz **Brand:** jack's classic **Price:** € 42.73 **Availability:** ✅ In Stock ## Summary > 🌸 Feed your flowers like a pro, watch your garden steal the spotlight! ## Quick Answers - **What is this?** 10-30-20 Blossom Booster Water-Soluble Fertilizer, 8oz by jack's classic - **How much does it cost?** € 42.73 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/14064419-10-30-20-blossom-booster-water-soluble-fertilizer-8oz) ## 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 Value:** Powdered concentrate stretches further than liquids—more feed, less waste. - • **Convenient Dosing:** Included measuring spoon ensures perfect mix every time—no guesswork. - • **Micronutrient Boost:** Complete nutrition with essential micronutrients for healthier, thriving plants. - • **Dual Feeding Flexibility:** Use as foliar spray or root drench to suit your plant’s needs. - • **Precision Bloom Nutrition:** Optimized 10-30-20 formula fuels brighter, more abundant flowers. ## Overview Jack's Classic 10-30-20 Blossom Booster is an 8oz water-soluble powdered fertilizer designed to enhance flowering plants with a precise nutrient balance. Its versatile application allows for foliar or root feeding, delivering essential macronutrients and micronutrients for vibrant, continuous blooms. The included measuring spoon simplifies mixing, making it ideal for both indoor and outdoor gardeners seeking professional-grade results. ## Description desertcart.com : Jack's Classic 10-30-20 Blossom Booster Water-Soluble Fertilizer, 8oz | Powdered Plant Food, Targeted Micronutrient Package, Increases Bloom Color & Quantity, Liquid Root & Foliar Feeding : Fertilizers : Patio, Lawn & Garden Review: 10 STARS! The Red Rocker Inn has reopened and is located in black Mountain, NC, not Montreat, - This fertilizer is amazing if you want instant and continuous blooms all summer! My hibiscus, geranium, begonia, and vinca plants all love it. I have used this since 1992 when a restaurant owner told me about it while he was fertilizing his impatiens in front of The Red Rocker in Montreat, NC. (The restaurant is no longer there, sorry to say.) Review: VERY GOOD Plant Food!!!! - Very good working fertilizer for flowers, both indoor and out. Worth the expense! ## Features - 10-30-20 Analysis - Great for producing brighter, more plentiful flowers in flowering plants. - Many Ways to Feed - Blossom Booster 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 | B009YOIABY | | Application Method | watering or spraying on leaves | | Best Sellers Rank | #4,824 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #205 in Garden Fertilizers | | Brand | Jack's Classic | | Brand Name | Jack's Classic | | Coverage | Medium | | Customer Reviews | 4.7 out of 5 stars 963 Reviews | | Included Components | 1 Fertilizer Tub | | Item Form | Powder | | Item Weight | 8 ounces | | Liquid Volume | 8 fluid ounces | | Manufacturer | JR Peters | | Mixing Ratio | 0-3-2 | | Model Number | 51008 | | Number of Items | 1 | | Part Number | 1 | | Specific Uses For Product | Plant Growth | | Target Species | flowering plants, plants | | Unit Count | 8 Ounce | ## Product Details - **Brand:** Jack's Classic - **Item Form:** Powder - **Item Weight:** 8 Ounces - **Liquid Volume:** 8 Fluid Ounces - **Specific Uses For Product:** Plant Growth ## Images ![10-30-20 Blossom Booster Water-Soluble Fertilizer, 8oz - Image 1](https://m.media-amazon.com/images/I/71zPZ1TUTHL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ 10 STARS! The Red Rocker Inn has reopened and is located in black Mountain, NC, not Montreat, *by S***N on July 28, 2026* This fertilizer is amazing if you want instant and continuous blooms all summer! My hibiscus, geranium, begonia, and vinca plants all love it. I have used this since 1992 when a restaurant owner told me about it while he was fertilizing his impatiens in front of The Red Rocker in Montreat, NC. (The restaurant is no longer there, sorry to say.) ### ⭐⭐⭐⭐⭐ VERY GOOD Plant Food!!!! *by A***N on June 28, 2026* Very good working fertilizer for flowers, both indoor and out. Worth the expense! ### ⭐⭐⭐⭐⭐ Makes more blossoms *by B***L on June 30, 2026* I use it on my hydrangea plants and lilac plants. Works well. ## Frequently Bought Together - Jack's Classic 10-30-20 Blossom Booster Water-Soluble Fertilizer with Micronutrients for Increasing Color and Quantity of Blooms in Flowering Plants, 8oz - Jack's Classic All Purpose 20-20-20 Water Soluble Plant Food (1.5lbs) - Jack's Classic 15-30-15 Houseplant Special Water-Soluble Fertilizer with Micronutrients to Green-Up and Increase Blooms in Houseplants, 8oz --- ## 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.hr/products/14064419-10-30-20-blossom-booster-water-soluble-fertilizer-8oz](https://www.desertcart.hr/products/14064419-10-30-20-blossom-booster-water-soluble-fertilizer-8oz) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-08-15*