Best Spray Garden Fertilizers in 2025

Product 1: General Hydroponics FloraGro 2-1-6 delivers nutrients for structural and foliar growth

Product 1: Combine FloraGro 2-1-6 with FloraMicro and FloraBloom to create a nutrient mix tailor-made for your plants and their phase of growth (seedling, cutting, structural, flowering, or fruiting)

Product 1: Ideal for hydroponic applications and as a nutrient supplement for potted plants

Scotts Turf Builder THICK'R LAWN Sun & Shade is a 3-in-1 solution uniquely formulated to help turn your thin lawn into a thicker, greener lawn with stronger roots

Get up to a 50% thicker lawn with just one application (subject to proper care; results may vary based on current condition of lawn)

Lawn improvement product contains grass seed to fill gaps in current lawn, fertilizer for thicker, greener turf, and soil improver to encourage root development

Miracle-Gro LiquaFeed Advance Starter Kit with Garden Feeder, 16 oz. Bottle of LiquaFeed All Purpose Liquid Plant Food, and Dosing Spoon

Miracle-Gro LiquaFeed All Purpose Plant Food Refill Pack, (Liquid Plant Fertilizer) 16 oz.

MADE FOR AIR PLANTS - Our Tillandsia Air Plant Fertilizer Weekly formula is created for all varieties of air plants including Brachycaulus, Bulbosa, Capitata, Caput Medusae, Ferns, Ionantha, Stricta, Xerographica, and other common Epiphytes. Perfect for air plants grown in planters, terrariums, frames, seashells, glass, metal & wood holders.

EASY TO USE - The fertilizer comes in an 8 fl oz. sealed bottle with an ultra-fine mist sprayer designed to mist easily. The convenient pre-mixed liquid formula is ready to use right out of the package. Simply use 3-5 sprays weekly, directly onto air plants, in addition to regular watering and misting.

ENHANCE GROWTH - Keep your houseplants healthy with a gentle and well-balanced formula of all the essential nutrients to boost their growth. Our weekly fertilizer helps air plants with leaf growth, root & pup development, color vibrancy, blooms, hydration, and vitality.

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

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

ESSENTIAL NUTRIENTS - A balanced mix to feed your ficus that promotes strong root structure, growth and overall better health. Provides the proper nutrients to grow your small fiddleleaf or audrey ficus into a giant!

FOR GREEN GLOSSY LEAVES - Effective for all ficus varieties, indoors and outdoors, this easy to use formula promotes leaves that gloss and shine. Delivers the essential nutrients your plants crave that's lacking from standard organic soil mixes in pots and planters.

GENTLE, STEADY FEEDING - A great alternative to liquid fertilizers that can cause overwatering, our fertilizer pellets added to your plant pot gradually feed with every watering, protecting your delicate houseplant from fertilizer burns and too much water.

SUPERCHARGE your Air plant and Epiphyte collection with a liquid plant fertilizer specially concentrated for convenient weekly applications. Refill your fine misting spray bottle with water, follow the directions to add concentrated solution and shake! Fertilizing formula featuring 16-9-25 NPK and is gentle enough to spray directly on the plants with no mixing and measuring required! Air plants need more care then just air and a weekly spray provides the food they need.

SPOIL YOUR TERRARIUM PLANTS with nutritious food to get them growing! Special concentrated fertilizer easily mixes with with water in your spray bottle to easily gets into all the nooks and crannies making fertilizing application a breeze. Spray bottle makes quick work of watering jellyfish and hanging glass terrarium air plant displays so your plants are healthy and stylish too.

SAVE MONEY by purchasing mini juvenile air plants and grow them into large specimens yourself with optimum care. Nourishing plant food will hydrate your tillandsia air plant assortment and help them reach their peak size as well as encourage pup development and clumping so you aren't just growing your specimens, you're expanding your collection.

WONDERFULLY ORGANIC - Contains premium organic ingredients that naturally feeds and promotes strong roots, vibrant flowers, and overall better long term plant vigor. Light NPK ratio is ideal to use on all potted indoor and outdoor orchid types.

FOR VIBRANT, GROWTH & BLOOMS - Made urea free to gently feed your orchid and protect your plants from root burn while encouraging vibrant leaves, spike growth, and stunning blooms and reblooms!

READY MIXED PLANT MISTER - Already pre-mixed liquid fertilizer in a convenient ready to use spray bottle. Creates a fine mist perfect for gentle weekly feedings that help your plants thrive. Simply grab and spray!

Makes Up to 12 Gallons - The 8oz bottle makes 12 gallons of ready to spray neem oil when mixed according to directions

Ready to Mix - Simply mix with water and spray. No surfactants or additional ingredients are required

Cold Pressed - Retains the integrity and original composition of neem oil in its purest form

Mixes only with water based solutions, will not work with oil based

Easily marks grass and lawns

Mix with herbicides, fungicides, pesticides, & fertilizers

Size: 16 OZ

Corrects and prevents deficiencies that cause yellowing.

Contains 5 balanced essential nutrients including zinc.

This all purpose plant food increases flower size, quantity and vibrance of color.

Ideal for use on Geraniums, Pansies, Petunias, Impatiens and more. See label for more.

For use both indoor and outdoor. Works best when used as a soil drench combined with a foliar spray.

DESIGNED FOR FRUITS AND VEGETABLES - Our hormone spray makes blossoms set fruit despite poor weather. It is designed for tomatoes but works great on beans, cucumbers, eggplants, melons, okra, peppers, strawberries, and grapes.

GREATER PRODUCTION - Nearly every blossom will produce larger, meatier, healthier, and almost seedless tomatoes.

DUAL PURPOSE USE - This tomato bloom set can be used in both indoor and outdoor garden environments.

ABOUT THE PRODUCT: RAW Yucca is derived from Yucca Schidigera plant. Yucca extract is a natural surfactant or wetting agent. Yucca Schidigera contains saponins, a soapy, steroidal-like substance that acts like a spreader or sticker for horticulural use. Works as a great addition to any foliar spray. Yucca makes water wetter allowing water to penetrate deeper into the soil and plant tissue.

RAW Yucca- Wetting agent that easily mixes into water and is completely soluble.

BENEFITS: High saponin content makes for an excellent surfactant. Food source for beneficial microbes. Increase effectivity of foliar sprays and root zone applications. Yucca helps keep minerals and organics in suspension with one another.

FORMULA: 16-9-25 Air Plant / Bromeliad / Tillandsia Fertilizer

USES: Encourage Reproduction and Blooming for your Air Plants

ABOUT FERTILIZER: Just add 1/4 teaspoon to a gallon of water and soak your air plants in the diluted mixture for 20 to 40 minutes once per month. The package comes with instructions and a one year supply of fertilizer. You may also add the well-diluted fertilizer mixture to a spray bottle and use it to mist your plants. Instructions are included with every packet.

OMRI ​ORGANIC LISTED HYDROLYZED FISH FERTILIZER: Indian River Organics Liquid Fish Fertilizer is an all-natural high quality fish fertilizer that gives excellent plant growth. Plants receiving our organic fish fertilizer out-perform in every category, they are much healthier and more resistant to heat, drought, and cold. This means they bloom more, produce bigger fruit, and taste better. With our organic liquid fish fertilizer, grass spreads faster and needs less maintenance.

PACKED WITH AMINO ACIDS & MICRO NUTRIENTS: The all-natural fish fertilizer for vegetables, plants, and more provide much more than N-P-K (Nitrogen, Phosphorus and Potassium) found in synthetic fertilizers. This organic liquid fish fertilizer provides a comprehensive mix of amino acids & micro nutrients and minerals all in a usable form perfectly suited for maximum efficiency of uptake for your plants. The organic fish fertilizer stimulates water penetration and increases nutrient assimilation.

OPTIMAL PLANT GROWTH & HEALTH AT HOME OR COMMERCIALLY: Used in low concentrations, plant fertilizer liquid organic acts as an efficacious growth promoter. Our liquid vegetable fertilizer is used extensively on a commercial basis, as well as at home for gardeners as an organic soil conditioner. This organic liquid fish fertilizer will lead to healthier crop yields and general plant well being.

Product 1: NO ADDITIONAL WATER NEEDED, JUST SPRAY AND GO: Microbe-Lift Chicken Coop Cleaner is a unique natural solution that is easy to use for experienced & new chicken coop owners; Our strong formula is highly concentrated and requires no additional water to use

Protect your garden from listed fungal diseases with Fung-onil Multi-Purpose Fungicide Concentrate from Bonide!

Chlorothalonil, the active ingredient, is an effective broad-spectrum fungicide that protects and controls fungal diseases in plants.

Prevent common fungal diseases from invading your garden! Fung-onil controls leaf spot, rust, blight, mildew, scab mold and other listed diseases.

High Phosphorus, High Potassium Lawn Food: If your lawn is showing symptoms of a Phosphorus and Potassium deficiency or if you want to maintain lawn health then this is the correct fertilizer for you!

Made With High Quality Feed Grade Ingredients: Nourish your lawn to its top potential with quality liquid lawn Nutrients.

Easy To Use: Designed to be easily applied. This high Phosphorus & Potassium Lawn Food gives your lawn the nutrients it needs for strong root development, vigor, and strength.

TRUSTED BY PROFESSIONALS – For over 15 years, I Must Garden has been the preferred brand of professional gardeners for use in public gardens and resorts. Trusted for its reliability, durability, and pleasant mint scent.

NATURALLY STRONGER – Combines natural ingredients that make plants inedible to deer AND powerful botanical oils that are highly irritating to their sense of smell. Contains triple the number of active ingredients than other repellents for ultimate plant protection

SAFE FOR PLANTS – Safe to spray directly on any plants that are being damaged by deer. Perfect for protecting Perennials (hostas, daylilies, roses, tulips, oriental lilies), Annuals (pansies, impatiens), Shrubs (roses, azaleas, rhododendron, hawthorn), and Vegetables

Liquid Iron, Nitrogen and Micronutrient Blend: Lawn Energizer booster provides essential nutrients needed to darken the green of your lawn

Commercial Size: Covers up to 12,000 square feet. Refill Lawn Energizer sprayer bottle or use with a pump up or other sprayer. Easy to use directions, Quick application.

High Quality Nutrients: Lawn Energizer Booster is a 6-0-0 Nitrogen, Iron and Micronutrient blend.

TWO PRODUCTS IN ONE: FOOP Clone Gel contains both rooting gel + cloning solution. This powerful one-two punch provides a small dab of organic plant food to ensure a quick, healthy start to each plant’s life

GET BIG FAT WHITE FUZZY ROOTS FASTER: accelerates root development with organic , aloe vera, and willow water

MAKES CLONING SIMPLE: Simply moisten rooting cubes (or fill a cloner) with only water pH balanced to 6.0 and that’s it

Complete NPK Lawn Food: 16-4-8 is the perfect blend of key macronutrients. This lawn liquid food turf fertilizer also contains Seaweed & Fish.

Contains High Quality Feed Grade Ingredients: Nourish your lawn to health with safe, pure liquid Nutrients. We believe in nourishing your lawn to health the right way.

1 Gallon Sizes covers 12,800 square feet. This complete Nitrogen, Phosphate and Potash formula gives your grass greening & growth while providing nutrients for roots, health and turf strength.

GREEN BRIGHT LETTUCE: Greenway Biotech lettuce fertilizer has an ample supply of chelated micronutrients, ensuring that your heads of lettuce are bright green, full and delicious.

100% WATER SOLUBLE: This type of hydroponics fertilizer comes in a powdered form and is designed to dissolve quickly in water. Gardeners can stir it into the water in a watering can or fill a garden hose dispenser and spray a large area of plants.

PREMIUM INGREDIENTS: This vegetable fertilizer professionally formulated with quality ingredients and Contains 8% Nitrogen, 15% phosphorous, 36% potassium, boron, copper EDTA, iron EDTA, manganese EDTA, zinc EDTA, and molybdenum, results are distinct & visible

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.

Increase Vertical & Lateral Growth: Advanced Humic Acid Formula, Also Great for New Sod/Seeding

Nitrogen & Phosphorus Fertilizer: Commercial Lawn Growth Boosting Formula in a Ready-To-Use Hose End Sprayer

Use For Nutrient Deficiency, New Lawns and Lawn Repair: Concentrated Nutrients formulated to boost the growth of your lawn

SUNDAY IS OFFICIALLY ON AMAZON: Sunday Lawn Care, the premium lawn care brand now available on Amazon! Say goodbye to harsh chemicals and hello to a healthier, greener lawn with Sunday.

GET GROWING: Green Machine liquid lawn fertilizer is your answer for how to maintain a green lawn without unwanted pesticides. With our cutting-edge nitrogen fertilizer, DIY lawn care is as easy as watering your lawn!

MYSTERY FREE INGREDIENTS: Our 22-0-3 liquid fertilizer boosts active plant growth and fortifies your soil with mystery-free ingredients like nitrogen for growth, iron for greening, seaweed for resilience and potassium for hydration management.

Produce abundant and vibrant fruit and blooms! This product works by strengthening your plant's roots to increase nutrient uptake… enabling it to bloom and produce like you've never seen!

Use on all flower / fruit / vegetable producing plants (we've seen amazing results with citrus trees, avocados, raspberries, cantaloupe, roses, petunias, etc… but this formula will work on a wide range of plants)

Super, super concentrated - A little goes a LONG way (we recommend you dilute at a rate of 1 teaspoon per 2 gallons of water)

[ 100% Pure Cold Pressed Neem Oil ] - Contains 100% pure neem oil cold pressed from the fruits and seeds of the neem tree (Azadirachta indica). The cold pressing process retains the most nutrients possible and preserves powerful active ingredients.

[ Effective Spray for Indoor Plants ] - Keep your indoor plants happy and healthy with beautiful green shiny leaves by treating them with neem oil concentrate, diluted into an effective spray form. Safe for spider plant, snake plant, pathos & ivy and more.

[ Protects Outdoor Plants & Gardens ] - Our neem oil plants spray improves leaf shine and offers effective protection against harmful damage. Use as a systemic treatment or soil drench for outdoor herb & vegetable gardens, fruit trees, flowering plants and bushes.