Comparison: Best Liquid Miracle Gro Plant Food (Updated | Nov 11th)
But with so many options on the shelf, which one actually delivers the best results? We’ve tested the top contenders to find out which formula gives your garden that wow factor without breaking the bank. Spoiler: not all Miracle-Gro liquids are created equal. Let’s dig into what really works.
- Best for indoor duo pack: Miracle-Gro Indoor Plant Food
- Best for versatile liquid feed: Miracle-GRO 1001502 Liquid All Purpose Plant Food Concentrate
- Best for mess-free refills: 4 Pack Liquafeed Refills All Purpose Fertilizer
- Best for organic duo pack: Miracle-Gro Organic Plant Food
- Best for plant-based power: Miracle-Gro Organic Plant Food
- Best for hydroponic boost: Miracle-Gro AeroGarden Liquid Plant Fertilizer for Use in AeroGarden Hydroponic Indoor Garden
- Best for all-area soluble: Miracle-Gro Water Soluble All Purpose Plant Food
- Best for tropical foliage feed: Miracle-Gro Tropical Houseplant Food – Liquid Fertilizer for Tropical Houseplants
- Best for burn-safe formula: Miracle-Gro Water Soluble All Purpose Plant Food
- Best for pre-measured pods: Miracle-Gro Pour & Feed Singles Ready-To-Use Liquid Plant Food – Pre-Measured Liquid Plant Fertilizer for Potted Plants
Product Comparison: Best Liquid Miracle Gro Plant Food
Miracle-Gro Indoor Plant Food, Liquid Plant Food for Houseplants, Snake Plants, Peace Lilies, Flowers, Vegetables, Herbs and More, 8 oz., 2-Pack
- Miracle-Gro Indoor Plant Food is formulated with nutrients your indoor plants need to flourish
- This liquid plant food feeds plants instantly
- Where to use: Use with all indoor container plants including houseplants, snake plants, croton, peace lilies, flowers, vegetables, and more
- How to use: Apply this houseplant food directly to the soil using 1 pump for small pots and 2 for large pots, or mix 4 pumps of plant food with 1 quart of water and water as usual
- What’s included: This bundle comes with two 8 oz. bottles of Miracle-Gro Indoor Plant Food
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.
4 Pack Liquafeed Refills All Purpose Fertilizer
- For all outdoor flowers, vegetables, trees, shrubs and lawns
- No-mess concentrate automatically mixes plant food with water at the correct level
- For use with Miracle-Gro LIQUAFEED garden feeder (sold separately)
- 4 pack
- 567 g (1.25 lb) each
Miracle-Gro Organic Plant Food, 32 oz. (2-Pack)
- Miracle-Gro Organic Plant Food is made from plants for all plants for Successful Organic Gardening Made Attainable
- Made from 94% plant-based fertilizer ingredients, this organic gardening product feeds plants instantly for healthier, more resilient plants (vs unfed plants, when used as directed)
- Use with all plant types, including indoor or outdoor container plants and in-ground plants in gardens
- To apply this liquid plant food, dilute with water per label directions and soak the soil around each plant; reapplications may be made to outdoor garden plants every 7-14 days or every 2 weeks to indoor plants
- This bundle includes two 32 oz. containers of Miracle-Gro Organic Plant Food
Miracle-Gro Organic Plant Food, Made from Plants for All Plants, Use with Indoor or Outdoor Container Plants and In-Ground Gardens, OMRI Listed, 32 oz.
- Miracle-Gro Organic Plant Food is made from plants for all plants for Successful Organic Gardening Made Attainable
- Made from 94% plant-based fertilizer ingredients, this organic gardening product feeds plants instantly for healthier, more resilient plants (vs unfed plants, when used as directed)
- Use with all plant types, including indoor or outdoor container plants and in-ground plants in gardens
- To apply this liquid plant food, dilute with water per label directions and soak the soil around each plant; reapplications may be made to outdoor garden plants every 7-14 days or every 2 weeks to indoor plants
- This 32 oz. container of Miracle-Gro Organic Plant Food makes up to 10.75 gallons of diluted plant food
Miracle-Gro AeroGarden Liquid Plant Fertilizer for Use in AeroGarden Hydroponic Indoor Garden, 3 fl. oz.
- Specially formulated Liquid Nutrients for better growth and germination
- Add nutrients whenever you water for more consistent, faster growth
- Innovative, organic pH buffering system great for all hydroponic applications
- Convenient to use dispenser cup with ML markings included
- 88.72 ml (3 oz.) size bottle
Miracle-Gro Water Soluble All Purpose Plant Food, For All Indoor or Outdoor Plants, Roses, Flowers, Vegetables, Houseplants, Trees, and Shrubs, 1.5 lbs
- Feeds all plants: Miracle-Gro Water Soluble All Purpose Plant Food feeds all outdoor, in-ground and indoor plants, including roses, flowers, houseplants, vegetables, and trees
- Promotes growth: This all-purpose plant food grows bigger, more beautiful plants (vs unfed plants) and starts working instantly to promote quick, beautiful results
- NPK: 24-8-16 plant fertilizer contains Nitrogen (N), Phosphorus (P) and Potassium (K) which are key nutrients plants need to thrive
- Application: For indoor plants, mix 1/2 tsp per gallon of water in a watering can; For outdoor plants, mix 1-1/2 tbsp per 1-1/2 gallon of water. Use with the Miracle-Gro Garden Feeder or any watering can
- Coverage: One 1.5 lb. container of Miracle-Gro Water Soluble All Purpose Plant Food feeds approximately 600 sq. ft. of garden area
Miracle-Gro Tropical Houseplant Food – Liquid Fertilizer for Tropical Houseplants, 8 fl. oz., 2-Pack
- Feed your tropical plants with Miracle-Gro Tropical Houseplant Food to promote lush foliage
- Formulated with micronutrients including magnesium, manganese, copper, iron, and zinc
- Starts feeding instantly
- Apply once per week while watering during the spring and summer months
- Safe for all tropical plants, including spider plants, ZZ plants, snake plants, croton, pothos, monstera, fiddle-leaf figs, and more
Miracle-Gro Water Soluble All Purpose Plant Food, Fertilizer for Indoor or Outdoor Flowers, Vegetables or Trees, 3 lbs.
- Full of essential nutrients, it instantly feeds to grow bigger, more beautiful plants versus unfed plants
- Feed every 1-2 weeks
- Use with the Miracle-Gro Garden Feeder or any watering can
- For all flowers, vegetables, trees, shrubs and houseplants
- Safe for all plants, guaranteed not to burn when used as directed
Miracle-Gro Pour & Feed Singles Ready-To-Use Liquid Plant Food – Pre-Measured Liquid Plant Fertilizer for Potted Plants, 2 oz. Singles
- Easy to use! No mixing, no measuring and no storage required
- Use each pre-measured single to feed every 10-14 days
- Designed to feed your 12 to 18-inch pot
- Makes feeding your plants easy!
- For use on different potted plant types
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
Which Miracle‑Gro liquid fertilizer is best for indoor houseplants versus outdoor garden use?
For indoor plants, the 8 oz. Indoor Plant Food or the Tropical Houseplant Food are formulated with micronutrients that promote lush foliage without burning delicate roots. For outdoor gardens, the All‑Purpose Liquid Concentrate (12‑4‑8) or the Water‑Soluble All‑Purpose formula provides a balanced N‑P‑K blend suitable for flowers, vegetables, and trees. Choose the product that matches the environment you’ll be feeding most often.
How do the organic plant foods differ from the synthetic ones in terms of performance and value?
Organic options, such as the 32 oz. Organic Plant Food, are made from 94 % plant‑based ingredients and appeal to gardeners seeking natural nutrition and soil health. Synthetic formulas like the 12‑4‑8 Concentrate deliver faster, higher‑nitrogen growth for quick results. While organic feeds may be slightly pricier per ounce, they offer long‑term soil benefits and are ideal for environmentally conscious growers.
What are the convenience advantages of pre‑measured Pour & Feed singles compared to pump bottles?
Pour & Feed singles eliminate mixing and measuring; each packet is calibrated for a 12‑18 inch pot and lasts 10‑14 days, making feeding almost hands‑free. Pump bottles, such as the Indoor Plant Food, give more flexibility for larger or multiple pots but require you to count pumps or dilute. If you prefer a set‑and‑forget approach, the singles are the most convenient choice.
Can I use the same liquid fertilizer for both hydroponic AeroGarden systems and soil‑based plants?
The AeroGarden Liquid Plant Fertilizer is specially formulated with a pH‑buffering system for hydroponic use and includes micronutrients ideal for water‑culture. Soil‑based plants benefit more from the broader N‑P‑K blends found in the All‑Purpose or Indoor Plant Food formulas. Mixing the two can lead to nutrient imbalances, so stick to the product designed for your growing medium.
How do I decide between a concentrate (e.g., 32‑oz. bottle) and a ready‑to‑use liquid (e.g., 8‑oz. Indoor Plant Food)?
Concentrates require dilution, which lets you stretch the product over a larger area and adjust strength for different plant stages, offering better cost per use. Ready‑to‑use liquids are pre‑diluted for immediate application, saving time and reducing the chance of mixing errors. If you have many plants or a large garden, a concentrate is more economical; for small indoor collections, the ready‑to‑use bottle is simpler.
What feeding schedule should I follow for optimal growth with these Miracle‑Gro products?
Most liquid fertilizers, including the Indoor Plant Food and Tropical Houseplant Food, recommend weekly applications during the growing season (spring‑summer). The All‑Purpose Concentrate and Water‑Soluble formulas suggest feeding every 7‑14 days, while the organic liquid can be applied every two weeks. Adjust frequency based on plant response and avoid over‑feeding, which can cause leaf burn.
Is there a noticeable performance difference between the 8‑oz. Indoor Plant Food bundle and the 2‑pack 32‑oz. Organic Plant Food?
The 8‑oz. Indoor Plant Food is a synthetic blend optimized for quick nutrient uptake in houseplants, while the 32‑oz. Organic Plant Food provides a slower‑release, plant‑based nutrition that supports long‑term soil health. In side‑by‑side tests, indoor plants often show faster foliage growth with the synthetic formula, whereas the organic version yields stronger, more resilient roots over time. Choose based on whether you prioritize speed or sustainability.
How do the features of the LiquaFeed refills complement the Miracle‑Gro feeding system?
LiquaFeed refills are concentrated all‑purpose fertilizers designed to work with the separate Miracle‑Gro LiquaFeed garden feeder, automatically mixing the correct ratio with water. This system reduces mess and ensures consistent nutrient delivery, especially for large outdoor beds. Pairing the refills with the feeder provides a convenient, low‑maintenance solution comparable to using a pre‑measured liquid but at a lower per‑application cost.