Humboldts Secret Base A B Liquid Hydroponic Fertilizer Complete Hydroponic Nutrients for Indoor and Outdoor Plants Supports Healthy

Product description Previous page Next page Also From Humboldts Secret Starter Kit Add to Cart Base A & B Add to Cart Golden Tree Add to Cart Plant Enzymes Add to Cart Flower Stacker Add to Cart CalMag & Iron Add to Cart Fabric Grow Bags Buying Options Customer Reviews 4.6 out of 5 stars 1,175 4.5 out of 5 stars 3,363 4.5 out of 5 stars 4,526 4.5 out of 5 stars 978 4.6 out of 5 stars 2,706 4.6 out of 5 stars 2,026 4.5 out of 5 stars 47 Price $99.97 $ 99 . 97 $39.97 $ 39 . 97 $49.97 $ 49 . 97 $29.97 $ 29 . 97 $29.97 $ 29 . 97 $19.97 $ 19 . 97 — Included in Starter Kit ✔ ✔ ✔ ✔ ✔ ✔ ✘ Complete Macro Nutrients ✔ ✔ ✘ ✘ ✘ ✘ ✘ Increased Root Development ✔ ✔ ✔ ✔ ✘ ✔ ✔ Increase Flowering Sites ✔ ✘ ✔ ✘ ✔ ✘ ✘ Optimize Nutrient Uptake ✔ ✘ ✔ ✔ ✘ ✔ ✔ Maximize Flavor & Aroma ✔ ✘ ✔ ✘ ✔ ✘ ✘ Increase Stress Resistance ✔ ✘ ✔ ✘ ✘ ✘ ✘ Stem & Leaf Development ✔ ✔ ✘ ✘ ✘ ✘ ✘ Use in Vegetative Stage ✔ ✔ ✔ ✔ ✘ ✔ ✔ Use in

Highlights: Packaging Update: You may receive previous or updated packaging during our transition. Same formula, same performance. Fuel Plants With Complete Nutrition - Humboldts Secret Base A and B delivers a full-spectrum formula with nitrogen, phosphorus, potassium, calcium, and magnesium. These premium plant nutrients support steady development, vibrant leaves, and bold blooms for vegetables, herbs, flowers, and indoor plants. Our formula is ideal for those who want lasting plant health and consistent feeding every single week. Simplify Your Feeding Routine: Our easy two-part system requires no complex schedules or guesswork. Just mix equal parts of Base A and B with every watering. This consistent approach supports better absorption and stronger plants across hydroponic gardening, coco coir, or traditional soil setups. Measuring and mixing take just seconds each time. Compatible With Any Grow Setup: Humboldts Secret nutrients are built for results in deep water culture, aquaponics, pots, raised beds, or coco. Our Base A and B are trusted as reliable hydroponic nutrients by both home growers and commercial cultivators. Works great with timers, tanks, or hand watering systems. Professional Results Without the Hassle: Our pH-balanced, fully water-soluble formula mixes fast and clean. It won’t clog lines or leave residue, making it ideal for hand-watering or automated systems. Humboldts Secret delivers dependable liquid plant food for every stage of plant development. Start seeing

Key details: Brand: Humboldts Secret | Item Weight: 2 pounds | Item Form: Liquid | Liquid Volume: 64 Fluid Ounces | Specific Uses For Product: Hydroponics | Number of Items: 1 | UPC: 648260730437 | Unit Count: 64.0 Fluid Ounces | Package Dimensions: 9.29 x 7.83 x 4.8 inches | Customer Reviews: 4.5 4.5 out of 5 stars (3,363) 4.5 out of 5 stars

How it fits your day: Use the key specs and highlights above to match it to your setup, space, or routine before you check out.

Customer feedback: 4.5/5 average rating.

Customers say: Customers find this hydroponic fertilizer to be a fantastic product that works well in both hydroponic systems and traditional planting. Customers disagree on the product's effectiveness, with some reporting their plants appear healthy while others say it completely destroyed their plants.

Review snippets: It is a great grow and bloom fertilizer. I'm using all of their products for an inside grow. Read more / This plant food works great with the plants in our grow tent, easy to measure and introduce into DWC! Very fast shipping, although the company needs to find a better way to seal container as they leaked a bit! Read

From the brand Simple Feeding, Better Gardens Clear directions and consistent quality, no guesswork. Previous page Trusted by Gardeners Trusted by gardeners for over 10 years. Professional-grade plant nutrition, simple and consistent, from indoor plants to outdoor gardens. Starter Kit & Essentials Visit the Store Plant Food & Growth Visit the Store Plant Care & Protection Visit the Store Soil & Water Care Visit the Store Outdoor Essentials Visit the Store How did we get our start? Humboldts Secret was created by gardeners, for gardeners, with a simple goal, make high-quality plant nutrients affordable and easy to use, so more people can grow with confidence. What makes our products unique? Humboldts Secret products are made with carefully selected ingredients and manufactured in our California facility, for consistent quality you can count on. What problem are we solving? We make plant nutrition simpler, clearer, and easier to follow, so gardeners can spend less time guessing and more time growing. Next page