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Top rated water plant fertilizers
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Best overall Miracle-Gromiracle-gro water soluble all purpose plant food 1.5 lb
Universal formula suitable for most plants, provides quick green-up and vigorous growth.
- Works on many plant types
- Fast results
- Easy to mix
- Not organic
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Best slow-release Osmocoteosmcote smart-release plant food plus 2 lb
Time-release capsules feed plants for up to 6 months, reducing application frequency.
- Long-lasting
- No over-fertilizing risk
- Convenient
- Higher upfront cost
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Best organic Jobe's Organicsjobe's organics water soluble all purpose plant food 1.5 lb
OMRI-listed organic formulation, safe for use on vegetables and flowers.
- Organic ingredients
- Safe for edibles
- Gentle on plants
- Mild odor
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Best liquid concentrate Dyna-Grodyna-gro liquid grow plant food 8 oz
Highly concentrated 7-9-5 formula provides essential micronutrients for lush growth.
- Concentrated
- Balanced N-P-K
- Works for hydroponics
- Need to dilute carefully
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Best budget pick Jobesearthpodz all purpose plant food spikes (60 pack)
Pre-measured spikes simplify fertilizing; slow-release feed for 2 months.
- No measuring
- Mess-free
- Affordable
- Only for potted plants
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Best for flowers Espomaespoma esp-ss16 water soluble all purpose plant food 1.5 lb
High phosphorus formula encourages abundant blooms on flowering plants.
- Promotes blooms
- Natural ingredients
- Safe for bees
- Not ideal for foliage