--- product_id: 253293895 title: "General Hydroponics Liquid KoolBloom, Bulking Formula, 0-10-10, 1 gal." brand: "general hydroponics" price: "€ 361.04" currency: EUR in_stock: true reviews_count: 5 category: "General Hydroponics" url: https://www.desertcart.sk/products/253293895-general-hydroponics-liquid-koolbloom-bulking-formula-0-10-10-1 store_origin: SK region: Slovakia --- # Boosts flowering & bulking Concentrated liquid formula Optimal 0-10-10 NPK ratio General Hydroponics Liquid KoolBloom, Bulking Formula, 0-10-10, 1 gal. **Brand:** general hydroponics **Price:** € 361.04 **Availability:** ✅ In Stock ## Summary > 🌿 Bloom Boldly, Bulk Bravely! ## Quick Answers - **What is this?** General Hydroponics Liquid KoolBloom, Bulking Formula, 0-10-10, 1 gal. by general hydroponics - **How much does it cost?** € 361.04 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/253293895-general-hydroponics-liquid-koolbloom-bulking-formula-0-10-10-1) ## Best For - general hydroponics enthusiasts ## Why This Product - Trusted general hydroponics brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Explosive Flower Power:** Turbocharge your blooms with a potent 0-10-10 nutrient blend designed for peak flowering and bulking. - • **Easy-to-Use Concentrate:** Mix 1 part KoolBloom with 10-20 parts water for precise feeding—control your garden’s destiny. - • **Versatile Growth Partner:** Perfectly compatible with hydroponics, soil, and coco coir setups—grow your way, no limits. - • **Fragrance & Oil Amplifier:** Enhance essential oils and aromas in flowers and herbs for a sensory garden that stands out. - • **Trusted by Pros & Enthusiasts:** Backed by 829+ reviews and a 4.7-star rating, join the community that’s already blooming. ## Overview General Hydroponics Liquid KoolBloom is a 1-gallon concentrated 0-10-10 nutrient additive designed to maximize flowering, bulking, and essential oil production in annual plants. Ideal for hydroponics, soil, and coco coir, it supports the entire flowering phase with easy mixing ratios and is highly rated by a large user base. ## Description General Hydroponics Liquid KoolBloom for Gardening, 1-Gallon Review: A great PK booster for bloom - A great PK booster for bloom. Start with 5mls per gallon and graduaĺly increase up to 10mls per gallon. 15mls per gallon if you're brave. Add the dry koolbloom within the last 2 weeks before flysh Review: Will buy again - Works great at bulking ## Features - General Hydroponics Liquid KoolBloom 0-10-10 is a concentrated nutrient additive that promotes intense flowering and helps facilitate flowering development, stacking and bulking in annual plants - Helps enhance the production of essential oils and fragrance in many flowers, culinary, and medicinal herbs - Use throughout throughout most of the flowering phase of plant growth - Ideal for hydroponics and soil - General Hydroponics makes a multitude of products that will provide anything your plants crave ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B001IMJFKU | | Brand Name | General Hydroponics | | Coverage | Small | | Customer Reviews | 4.7 4.7 out of 5 stars (829) | | Global Trade Identification Number | 00793094014533 | | Item Form | Liquid | | Item Type Name | In Annuals, Use In Hydroponics, Soil, & Coco Coir - Concentrate | | Item Weight | 0.75 Kilograms | | Liquid Volume | 128 Fluid Ounces | | Manufacturer | Hawthorne Gardening Company | | Mixing Ratio | 1 part Liquid KoolBloom to 10-20 parts water or nutrient solution | | Model Number | HGC732538 | | Number of Items | 1 | | Part Number | HGC732538 | | Specific Uses For Product | Hydroponics | | Target Species | Flowers | | UPC | 793094014533 | | Unit Count | 128 Fluid Ounces | ## Product Details - **Brand:** General Hydroponics - **Item form:** Liquid - **Item weight:** 0.75 Kilograms - **Liquid volume:** 128 Fluid Ounces - **Specific uses for product:** Hydroponics ## Images ![General Hydroponics Liquid KoolBloom, Bulking Formula, 0-10-10, 1 gal. - Image 1](https://m.media-amazon.com/images/I/61a3gvKrdyL.jpg) ![General Hydroponics Liquid KoolBloom, Bulking Formula, 0-10-10, 1 gal. - Image 2](https://m.media-amazon.com/images/I/41cBt8xcoKL.jpg) ## Questions & Answers **Q: Can you use kool bloom with ocean fox farm soil** A: Yes! You will only use KoolBloom in the flowering stages. It does not matter Soil , Coco , Hydroponics works with every medium! **Q: Do you add this in with the normal mix of flora micro, grow, and bloom? Or is this to used by itself?** A: I use the maxi series and (grow and bloom) and I do use it with base nutrients. This product is to be used to supplement WITH base nutrients . **Q: Is this organic** A: No **Q: Is organic?** A: It is not considered organic ## Customer Reviews ### ⭐⭐⭐⭐⭐ A great PK booster for bloom *by J***H on 29 September 2020* A great PK booster for bloom. Start with 5mls per gallon and graduaĺly increase up to 10mls per gallon. 15mls per gallon if you're brave. Add the dry koolbloom within the last 2 weeks before flysh ### ⭐⭐⭐⭐⭐ Will buy again *by C***C on 28 May 2021* Works great at bulking ### ⭐⭐⭐⭐⭐ OUTSTANDING *by D***A on 14 December 2025* Using it for years now with great results ## Frequently Bought Together - General Hydroponics Liquid KoolBloom, Bulking Formula, 0-10-10, 1 gal. - General Hydroponics CALiMAGic 1-0-0, Concentrated Blend Of Calcium & Magnesium, Secondary Nutrient Deficiencies Helps Prevent Blossom End Rot & Tip Burn, Clean, Soluble, 1-Gallon - General Hydroponics Flora Grow, Bloom, Micro Combo Fertilizer, 1 gallon each, Pack of 3 --- ## 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.sk/products/253293895-general-hydroponics-liquid-koolbloom-bulking-formula-0-10-10-1](https://www.desertcart.sk/products/253293895-general-hydroponics-liquid-koolbloom-bulking-formula-0-10-10-1) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-07-12*