Comparison: Best All Purpose Liquid Feed (Updated | Nov 11th)
With so many options on the shelf, it’s easy to feel overwhelmed—what works for your tomatoes might not do much for your lawn. That’s why we’ve rolled up our sleeves to compare the top contenders in the world of all-purpose liquid fertilizers. From fast-acting formulas to organic favorites, we’re breaking down what really delivers lush growth, vibrant blooms, and healthy roots—so you can feed with confidence and see real results.
- Best for high-yield value: Purived 16oz All-Purpose Liquid Plant Fertilizer – Makes 50 Gallons
- Best for watering-blend classic: Miracle-GRO 1001502 Liquid All Purpose Plant Food Concentrate
- Best for balanced 20-20-20: EZ-GRO 20 20 20 All Purpose Fertilizer – All Purpose Liquid Plant Food – Lawn
- Best for organic whole-plant: Organic All-Purpose Liquid Plant Food – Use on All Outdoor Plants: Flower Beds
- Best for compact outdoor feed: Schultz SPF45160 All Purpose Liquid Plant Food 10-15-10
- Best for certified farm-grade: True Organic All Purpose Liquid Plant Food – Liquid Fertilizer 16oz – CDFA
- Best for ready-to-use: Miracle-Gro Pour & Feed Plant Food (Liquid)
- Best for spray feeder bundle: Miracle-Gro Water Soluble All Purpose Plant Food and Garden Feeder Bundle: Use on Flowers
- Best for universal liquid concentrate: M’iracle~GRO Liquid All Purpose Plant Food Concentrate
- Best for seaweed boosted: GARDENWISE 10-10-10 All Purpose Plant Food – Liquid Fertilizer with Seaweed Kelp & Iron – Indoor & Outdoor Plant Food
Product Comparison: Best All Purpose Liquid Feed
Purived 16oz All-Purpose Liquid Plant Fertilizer – Makes 50 Gallons, for Indoor Houseplants, All-Natural, Groundwater Safe, Made in USA
- Best value, one bottle makes 50 gallons of nutrient rich, odorless 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 formula designed to feed indoor & outdoor potted plants
- Formulated for all types of feeding methods: soil drench, foliar feed, full & semi hydroponics
- Purived Plant Food has a 2 year shelf life
Miracle-GRO 1001502 Liquid All Purpose Plant Food Concentrate, 12-4-8, 32-Ounce Bottle (2-Pack (32 Oz))
- For Houseplants or In the Garden
- Shake bottle well before each use. Measure amount based on the area of use for in the garden or houseplants. See label for full product instructions.
- Feed While Watering
- Miracle-Gro makes it easy to feed while watering. Add Miracle-Gro Liquid All Purpose Plant Food to a watering can then apply by thoroughly soaking the soil around each plant.
- For Best Results – Apply every 7-14 days for spectacular results.
EZ-GRO 20 20 20 All Purpose Fertilizer – All Purpose Liquid Plant Food – Lawn, Flowers, Herbs, Vegetables – Best Way to Grow Healthy Plants – Garden-Growing Miracle Nutrients – 1 Qt / 32 fl oz
- Balanced Nutrition for All Plants: Looking for a one-size-fits-all fertilizer? Our 20-20-20 formula gives your plants exactly what they need! Whether you’re growing flowers, herbs, vegetables, or even a lush lawn, this balanced blend ensures your plants grow stronger, healthier, and more vibrant.
- Fast-Acting Liquid Formula: Feed your plants quickly and easily! This liquid lawn fertilizer is designed to be absorbed fast, delivering nutrients straight to the roots. Just mix with water and apply, it’s perfect for gardeners who want visible results, whether indoors or outdoors.
- Perfect for All Garden Types: From your backyard vegetable patch to houseplants and even lawns, this all-purpose fertilizer has you covered. Its 20-20-20 fertilizer formula works for any plant, providing essential nutrients to boost growth and flowering. Simple to use, and powerful enough to support everything in your garden.
- Strengthens Root and Leaf Development: This fertilizer isn’t just for showy flowers and fruits, it strengthens root systems and encourages leafy growth, too. The Nitrogen helps lush, green leaves flourish, while Phosphorus works on root health, ensuring your plants are strong from the ground up. Use it regularly for robust, healthy plants year-round!
- Our Story: Ray DeBruhl, an agronomist and horticulturalist, founded EZ-gro after developing the first scientific agronomic program and patented greenhouse system that revolutionized an industry. His groundbreaking work in fertilizers and water quality had a global impact. With referrals from a Fortune 500 company, he sold his systems in six countries. His expertise led to EZ-gro’s consumer hydroponic products, with flagship fertilizers that simplify growing and ensure success for home gardeners.
Organic All-Purpose Liquid Plant Food – Use on All Outdoor Plants: Flower Beds, Vegetable Gardens, Container Gardening | Concentrated Liquid Fertilizer Alternative (32oz, Mixes to 32 Gallons)
- General-purpose organic plant nutrients perfect for veggies, herbs, flowers, trees, and shrubs.
- Provides a broad spectrum of essential organic nutrients including nitrogen, phosphorus, potassium, calcium, magnesium, and silica.
- Made from high-quality organic ingredients such as fish emulsion, kelp, mycorrhizae, and fish manure.
- Grows larger, healthier plants that taste and smell better.
- Made in the USA, ensuring quality and safety standards are met.
Schultz SPF45160 All Purpose Liquid Plant Food 10-15-10, 4 oz
- Country Of Origin: United States
- Product Type : Outdoor Living
- Item Package Dimensions: 1.88″ L X 2.88″ W X 4.75″ H
- Item Package Weight: 0.25 Lb
True Organic All Purpose Liquid Plant Food – Liquid Fertilizer 16oz – CDFA, OMRI Listed for Organic Gardening NPK 3-2-2
- True Organic All Purpose Liquid Plant Food: Contains 16 oz. liquid fertilizer for safer edible gardening including abundant organic fruits, flowers, vegetables, herbs and foliage
- How To Use: Apply True Organic’s liquid plant food every two weeks during growing season. Our 16 fl oz bottle covers approx. 30 Sq Ft when mixed at a rate of 2 oz per gallon of water
- Made With 100% Organic and Natural Ingredients: True Organic plant fertilizers exceed industry requirements for clean sourcing and testing for pathogens and are pet friendly
- Our Specialty: We manufacture all of our products in the USA for the highest quality, ethically sourced, organic plant foods and fertilizers
- Farm To Table: Our plant fertilizers offer more farm grade, certified premium organic content than any plant food sold today to regenerate the soil and produce healthier fruits and vegetables
Miracle-Gro Pour & Feed Plant Food (Liquid), 32 fl. oz (Pack of 2)
- The information below is per-pack only
- Ready-to-use plant food, no mixing required
- No mixing with water – simply apply directly to the soil
- Instantly feeds all potted plants
- Feed every 1-2 weeks
- For indoor and outdoor container plants
Miracle-Gro Water Soluble All Purpose Plant Food and Garden Feeder Bundle: Use on Flowers, Vegetables, Trees, and Houseplants
- The Miracle-Gro Water Soluble All Purpose Plant Food and Garden Feeder Bundle can instantly feed plants to help them grow bigger and more beautiful (vs. unfed)
- Miracle-Gro Water Soluble All Purpose Plant Food is safe for use on flowers, vegetables, trees, shrubs and houseplants
- Easily apply Miracle-Gro Water Soluble All Purpose Plant Food with the Miracle-Gro Garden Feeder which features three spray patterns–shower, jet, and flat–and uses trigger lock technology for one-handed feedings
- Each bundle contains a 1.5 lb. container of Miracle-Gro Water Soluble All Purpose Plant Food as well as a 1 lb. refill for multiple feedings
- To experience the best results, feed plants every 1-2 weeks anytime during the growing season
M’iracle~GRO Liquid All Purpose Plant Food Concentrate, Feeds All Indoor & Outdoor Plants – 32 oz (Pack of 1)
- Instantly feeds all types of plants for fast, visible results
- Easy-to-use liquid concentrate—just mix with water in a watering can
- Suitable for all plant types: flowers, vegetables, herbs, shrubs, trees, and houseplants
- For in-ground use: mix capful to 1st line with 2 gallons of water to feed 20 sq. ft.; apply every 7–14 days
- For container plants: mix 1 teaspoon per gallon of water and apply every 2 weeks
GARDENWISE 10-10-10 All Purpose Plant Food – Liquid Fertilizer with Seaweed Kelp & Iron – Indoor & Outdoor Plant Food, Vegetables, Flowers, Lawn & Garden 1×16 oz
- 🌱 COMPREHENSIVE PLANT NUTRITION: The 10-10-10 in our liquid plant fertilizer signifies a balanced blend of Nitrogen (N), Phosphorus (P), and Potassium (K), each contributing 10% to the total composition. Nitrogen is essential for promoting lush, vibrant foliage and overall growth, while Phosphorus is integral to root development and crucial for blooming and fruiting. Potassium, responsible for overall plant health.
- 🌟 ULTIMATE VERSATILITY AND ALL-PURPOSE FORMULA FOR EVERY GARDEN: Our 10-10-10 liquid fertilizer is meticulously balanced to suit all types of gardens, including outdoor vegetable gardens, lush lawns, indoor houseplants, decorative flowers, and resilient shrubs. Whether you’re nurturing a sprawling backyard, cultivating nutritious home-grown produce, or enhancing the vibrancy of your indoor greenery, our fertilizer meets each plant’s unique needs.
- 🌊 BOOSTED WITH SEAWEED EXTRACT: Dive into the ocean’s bounty with our fertilizer, enriched with premium seaweed extract! This natural powerhouse is brimming with micronutrients, growth hormones, and amino acids, vital for plant health. Seaweed’s unique properties accelerate growth, improve root systems, and increase yield.
- 🍃 6% CHELATED IRON FOR LUSH GREENS & CONVENIENCE: Our stable and highly absorbable form of 6% Chelated Iron not only combats chlorosis with remarkable efficiency but also ensures lush greenery across various soil pH levels. With this all-in-one solution, there’s no need for separate iron supplements. Enjoy both the convenience and cost savings, while your lawns and plants flourish with beautiful, emerald green foliage.
- 💧 EASE OF USE: Our liquid 10-10-10 fertilizer, designed for simplicity, is perfect for both indoor gardening and outdoor landscaping. Just mix with water and water as usual – even beginners can achieve professional results. Made in the USA.
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
Buying Guide
FAQs
What should I look for when choosing an all‑purpose liquid fertilizer for both indoor and outdoor plants?
Focus on the N‑P‑K ratio, ingredient quality, and versatility across feeding methods such as soil drench, foliar spray, or hydroponics. A balanced formula like 10‑10‑10 or 20‑20‑20 works well for a wide range of plants, while organic ingredients add long‑term soil health. Also consider shelf life, concentration (how many gallons per bottle), and any added micronutrients like iron or seaweed extract.
Which product gives the most garden coverage per dollar?
Purived’s 16 oz bottle makes about 50 gallons of feed, providing a low cost per gallon compared with most 32 oz concentrates that cover roughly 20‑30 gallons. This high dilution rate makes it ideal for large beds or lawns where you need to stretch your budget. The extra shelf life of two years also adds value by reducing waste.
How do organic options compare to synthetic concentrates in terms of plant performance?
Organic formulas like True Organic and the generic Organic All‑Purpose liquid food use fish emulsion, kelp, and mycorrhizae, which improve soil biology and can enhance flavor and aroma of edibles. Synthetic concentrates such as Miracle‑Gro or EZ‑GRO deliver nutrients quickly for fast growth, but may require more frequent applications. Choose organic if you prioritize soil health and organic certification, or synthetic for rapid, visible results.
Is a higher N‑P‑K ratio always better for a balanced garden?
Not necessarily; a 20‑20‑20 blend like EZ‑GRO provides equal nutrients for vigorous leaf, root, and flower development, making it a true all‑purpose choice. However, a 10‑10‑10 formula with added seaweed extract and chelated iron, as found in Gardenwise, offers a gentler approach with micronutrients that support overall plant vigor. Match the ratio to your garden’s specific needs—higher nitrogen for foliage, higher phosphorus for root and bloom development.
Can I use the same liquid fertilizer for hydroponic systems and traditional soil planting?
Yes, many of the listed products, such as Purived and Miracle‑Gro concentrates, are formulated for both soil drench and hydroponic feeding. Ensure you follow the dilution instructions for each method, as hydroponics typically requires a more precise nutrient balance. Checking the label for “full & semi‑hydroponics” compatibility will confirm suitability.
What are the benefits of added micronutrients like seaweed extract or chelated iron?
Seaweed extract supplies natural hormones, amino acids, and trace minerals that boost root growth and stress tolerance, while chelated iron prevents chlorosis and improves leaf coloration across a range of soil pH levels. Products such as Gardenwise combine these with a balanced N‑P‑K ratio, delivering a comprehensive nutrient package in one bottle. This can reduce the need for separate supplements and simplify your feeding schedule.
How often should I apply an all‑purpose liquid fertilizer for optimal results?
Most concentrates recommend feeding every 7‑14 days, which aligns with the growth cycle of many houseplants and garden crops. Ready‑to‑use formulas like Miracle‑Gro Pour & Feed can be applied every 1‑2 weeks without mixing, while organic options often suggest a bi‑weekly schedule during the growing season. Consistency is key; set a calendar reminder to avoid over‑ or under‑feeding.
Is there a noticeable difference between a ready‑to‑use liquid feed and a concentrate that requires mixing?
Ready‑to‑use feeds, such as Miracle‑Gro Pour & Feed, offer convenience and eliminate measurement errors, making them ideal for beginners or quick top‑ups. Concentrates like EZ‑GRO or Purived provide greater flexibility in dilution, allowing you to cover larger areas or adjust strength for specific plant stages. Choose based on your comfort with mixing and the scale of your gardening projects.