Best Vegetables Water Plant Fertilizers in 2026

Convenient, pre-measured packets

The quick, no-mess way to feed

Feed every 1-2 weeks

Proven Winners water Soluble fertilizer comes in an easy-to-use 2.5 lb. Container with a carrying handle and measuring scoop

24-12-17 fertilizer blend

Following the application rates on the container, apply at least every week, or every third watering

This continuous release plant food from Proven Winners comes in an easy-to-use 2.5 lb. Container with a convenient shaker top and measuring scoop.

Follow the package directions to determine how much fertilizer to use, then apply directly to soil or work it in gently, being careful to not disturb the roots.

It has a 15-7-15 fertilizer blend – 15 percent nitrogen to promote foliage growth, 7 percent phosphate for healthy roots and flower production, and 15 percent potassium for overall health and disease resistance.

All indoor and outdoor plants, tree, vegetables and surf

It feeds both through the roots and the leaves. This formula of nitrogen, phosphorus and potassium provides fast green-up and rapid leaf expansion

Indoors it is especially effective on foliage plants, keeping leaves green. A proven performer in the vegetable garden for generations

BENEFITS: Makes 6400 applications for house plants. (Makes 50 gallons, Each gallon makes 128 applications) Its like a full ecosystem in a bottle that is a concentrated formula for watering your plants its easy, 1. 2. 3. and your ready to go. Great for all soil and growing medias, hydroponics, semi hydro, lecca, Bavariums with reptiles, terrariums, water gardens and fish tanks, flowers and so much more. Good For Roots, Stems, Leaves, Blooms, Foliage, and over all plant health.

WHAT IS IT? Fully Digested Elemental, Nutrient Supplement System for all plants. All vitamins and minerals with the microbial index are essential to a plants life. Complete Micro-fungi mycorrhizae and rhizobacteria strains, in a pH Balanced formula.

HOW ITS MADE: Through our Zymology process we break down the 18 ingredients into thousands of separate fully digested and readily absorbable elements. This full nutrition can take over 5 years to complete before we bottle it up for you.

A trio of high-octane fertilizers: open Sesame, beastie blooms and cha ching.

Achieve Bumper crop harvests by utilizing all three soluble products at first bud development. Begin feeding with open Sesame for early flowering, beastie blooms for bud density during mid-flowering, and finish with cha ching for essential oils and to pump out heavy resins.

Invite the whole family over. We designed our soluble to work together as part of a sequential feeding schedule for hydroponic and conventional growers.

Easy Peasy Plants Urea is made with the highest quality nitrogen urea prills. Nitrogen boosts development of green matter of all your indoor flowers, lawn, and garden vegetables

Nitrogen is needed by every plant to product leave, stems, roots, blooms, and flowers. Easy Peasy Plants Urea Nitrogen provides the nutrients needed to produce lush greenery.

Wide application range from home garden, lawns, indoor and outdoor plantss to TIE-DYE PROJECTS

OMRI ​ORGANIC LISTED FISH AND SEAWEED BLEND: GS Plant Foods all-natural fresh fish liquid fertilizer is a high quality organic product that gives excellent plant growth, rebuilds soil, and offers higher production yields. The kelp fertilizer can be applied to any type of plants, trees, lawns, flowers, vegetables and seeds without concern for waste.

REBUILDS SOIL & IMPROVES PLANT COLOR: Our organic liquid fertilizer increases and stabilizes chlorophyll in plants, which results in darker green leaves and increased sugar content in plants. This seedling fertilizer relieves stress in plants caused by extreme weather conditions, increases plant vigor, greater resistance to heat, drought, and frost. Our organic liquid fertilizer for seedlings increases microorganisms in the soil and increases mineral uptake.

OPTIMAL PLANT GROWTH & HEALTH AT HOME OR COMMERCIALLY: Used in low concentrations, liquid seaweed fertilizer acts as an efficacious growth promoter. GS Plant Foods fish seaweed fertilizer is used extensively on a commercial basis, as well as at home for gardeners as an organic soil conditioner. Reduce herbicide use by adding our liquid kelp extract, and yet maintain the same kill effectiveness. This fish fertilizer for vegetables will lead to healthier crop yields and general plant well being.

Contains high phosphorus to help plants bloom

Feed every 1-2 weeks for best results

Water-soluble plant food feeds plants instantly

Blended with 4% Seaweed: Liquid Sea Kelp Concentrate blended with Ascophyllum Nodosum Seaweed harvested in the Icy North Atlantic

Blended with 4.5% Humic Acid: Soil Hume is a Highly Concentrated form of Liquefied Carbon Derived from the Highest Quality Humate Source, Leonardite. Leonardite is Considered by many to be the Highest Quality form of Humic Acid

Versatile Formula for Lawn and Garden: Soil Hume Can help increase the Transfer of Nutrients and Help your Lawn, Garden and Plants Uptake Nutrients more Efficiently

Contains chelated minor elements

CONTAINS: 20% Nitrogen

20% Phosphorus (P205)

FROM SUSTAINABLE ALASKAN SALMON:  Great for Soil and Plants, for indoor and outdoor use.

CONTAINS SALMON EMULSION AND SALMON OIL: Very high in omega 3 Fatty Acids for Plants. More Amino Acids than any other brand.

SMELLS LIKE FISH: You know this is the good stuff, because is really really smells like ocean and fish.

Plant fertilizer specifically formulated for indoor potted plants to ensure your houseplants thrive with deep green plant growth

Indoor plants especially house plants deserve plant food fertilizer that delivers nutrients that matter to the health of your plants. Our high concentrate 4-3-4 lasts much longer than other product

We use the highest quality ingredients to produce this liquid fertilizer for indoor plants. This house plant fertilizer contains a balanced 4-3-4 nutrient blend.

Encourages new growth

Ideal for all indoor and outdoor plants

Feeds like nature every time it rains

Best value - one bottle makes 50 gallons of nutrient rich, odor free fertilizer that feeds instantly

Easy to use & feeds instantly. Just mix a cap full of Purived plant food to 1 gallon of water & feed

All-purpose, nutrient rich, earth-friendly formula designed to feed indoor & outdoor potted plants

New Package - Same Amazing Product that Plants & Customers LOVE!

EASY & ALL PURPOSE - Simply grow healthy plants and beautiful gardens... Just add directly to seed, soil, transplant roots, existing plants, or mix with normal watering. Works for everyone, every plant, everywhere, every time!

A LITTLE GOES A LONG WAY - 1/2 lb bag makes 32+ gallons or treats up to 1,000 sf of soil or plants. Provides benefits of compost and advanced nutrition that builds healthy nutritious living soil and feeds plants continuously on-demand.

Contains one (1) PONDCARE AQUATIC PLANT FOOD TABLETS Potted Plant Fertilizer 3.8-ounce

Contains essential nutrients and iron for lush green growth.

Feeds pond plants and stimulates beautiful blooms all season long.

Humic Acid Blend: Concentrated Liquid Carbon Derived from the Highest Quality Humate Source

Perk up your Lawn, Garden, and Houseplants: Use alongside your current liquid or granular fertilizer program.

Can Be Used On All Grass types: Including Bermuda, St. Augustine, Zoysia, Buffalo, Centipede, Florida Palmetto, Bahia, Fescue, Ryegrass & Kentucky Bluegrass

Designed to promote bigger blooms and greener foliage on all potted plants

Features a 20-20-20 formula, with just the right balance of Nitrogen, Phosphate, and Soluble Potash

Provides your plants essential nutrients they need to grow strong and healthy

Superior Indoor Plant Fertilizer - MARPHYL Marine Phytoplankton is ideal as an outdoor and indoor plant fertilizer. It's an excellent vegetable fertilizer, houseplant fertilizer, and lawn fertilizer. It's great for your garden, greenhouse, and hydroponics. Enjoy gorgeous, colorful blooms with this exceptional flower food. Enhance soil quality and watch your trees, shrubs, vines, grass, plants, flowers, and vegetables thrive.

Natural Indoor Plant Food - Marine Phytoplankton are Microalgae full of nutrients, vitamins, and minerals. It's so much more than your average liquid plant fertilizer. MARPHYL's fertilizer for indoor plants and outdoor plants, grasses, trees, flowers and more, provides an astounding array of nutritional elements. Packed with vitamins, minerals, essential fatty acids, DHA, EPA, amino acids, chlorophyll, and a vast spectrum of phytochemicals, so your lawn, garden, and greenhouses will flourish

Organic & Sustainable - Our Liquid Marine Phytoplankton Soil Enhancer is an organic, all purpose plant food that is harvested 100% naturally. It's vegan, non-toxic, non-GMO & sustainably made with no preservatives making it safe for vegetable gardening, ground water, and pets. It replenishes your soil on a regular basis to ensure the continued growth and beauty of your vegetation. Our organic plant fertilizer will meet your every need and provide a safe environment for all gardening.

Contains one (1) API ROOT TABS Freshwater Aquarium Plant Fertilizer 0. 4-Ounce 10-Count Box

Promotes strong root development for lush plants in freshwater aquariums

Contains essential nutrients including iron, potassium and carbon

Our Plant Juice (formerly known as Plant Booster) is made from premium worm castings and high quality organic nutrients

100% natural and organic contains over 250 plant probiotics and over 50 micronutrients

Custom cultivated blend of plant probiotics and predigested sugars to grow healthier, stronger plants

UPGRADED FORMULA: Introducing ENVY All-Purpose Plant Food 20-20-20 - expertly crafted with only the finest nutrients, ensuring your plants receive top-notch care without any unnecessary fillers or chloride, common in other all-purpose blends.

BOOSTS GROWTH FOR A VARIETY OF PLANTS: Our unique macro & micronutrient blend supports a wide range of plants, from vibrant roses and bountiful vegetables to thriving fiddle leaf figs, bonsai trees, geraniums, pothos, peace lilies, orchids, dracaenas, anthuriums, lucky bamboo, and palms.

CONVENIENT RESEALABLE POUCH & MEASURING SCOOP: We understand that storage and ease of use matter to you. That's why our water-soluble plant food comes in a handy, resealable pouch with a measuring scoop included.

High Quality: Made with premium materials and exceptional attention to detail, it's designed to exceed your expectations, made with precision and attention to detail

Reliable: Rely on our product to get the job done

Durability: Our product is built to last, with high-quality materials and rigorous testing to ensure maximum durability

Liquid Soil Loosener: Can be used Alone or with Mechanical or Core Aeration, Aerating and Aerate Tools. Liquid Soil Loosener Conditions Compact Soil. Helps the Downward Movement of Water Allowing Vertical Drainage and Increased Water Infiltration.

Concentrated Soil Conditioner: Soften Your Soil with this Advanced Lawn Solution, Easy To Use Treatment. Liquid Soil Loosener is Concentrated Liquid Solution. 32 ounce Bottle Covers up to 32,000 square feet.

Helps Standing Water, Promotes Drainage: Improves Water and Liquid Infiltration. Use Alongside Any Turf Grass Fertilizer Nutrient Program.

Maximum Blooms and Beauty

Easy and Safe Application

60 Tablets

Specifically designed for water lilies and lotuses

Copper-free formula (does not contain plant material)

Safe and nontoxic, will not harm aquatic life

100% WATER SOLUBLE FOLIAR FERTILIZER – Suitable for any houseplant, flower or vegetable crop in all hydroponic and soil-based indoor or outdoor growing environments.

COMPLETE PLANT NUTRITION PROFILE – Formula includes macro, micro and secondary nutrients to maximize efficiency application and optimal performance.

POWERED BY AMINO ACIDS – Essential aid to potentialize photosynthesis, chlorophyll activation, stomata regulation, and pollen development.

Contains macronutrients and essential trace elements to promote lush plant growth.

Continuously releases iron and boron to promote non-stop plant blooming and flower formation.

Formulated for all aquatic plants, including water lilies, lotus, and iris.