Best 15 15 15 Fertilizer for Gardens and Specialty Plants

#1 · Best Overall

1. CountryMax All Purpose Fertilizer

• Form: Granules

Best for: Mixed-Bed Garden Feed.

Why it ranks #1: Its balanced granules are described for flower beds, vegetables, raised beds, lawns, and general landscaping, giving it the broadest stated everyday use.

Equal parts nitrogen, phosphorus, and potassium give the CountryMax a balanced starting point for feeding flowers, vegetables, and lawns. Its granular form suits gardeners who want one fertilizer for several landscape areas, while the stated support for root development and steady growth makes it relevant beyond foliage alone.

CountryMax lists flower beds, vegetable gardens, raised beds, lawns, and general landscape areas as suitable uses, so one product can cover varied planting zones. The 15-15-15 ratio supplies equal N-P-K, which the listing connects with steady growth and strong roots. Granules are the specified form, making this a solid fit for gardeners comfortable handling granular feed. The description also says balanced nutrients encourage consistent results without nutrient imbalance or burn risk, though directions should still be followed.

Skip it if you want a liquid geranium feed with a stated water-mixing ratio; EZ-gro Geranium Fertilizer lists one ounce per gallon.

Choose CountryMax if you need granular 15-15-15 for several garden areas, from vegetables to lawn. It suits everyday feeding across mixed plantings, but the listed form is granules rather than a liquid concentrate.

Listed on Amazon as: CountryMax 10LB 15-15-15 All Purpose Fertilizer, Balanced Plant Nutrition

#2 · Best for Large Areas

2. YaraMila Premium Fertilizer

• Form: Granules
• Weight: 10 lb

Best for: Measured Spreader Applications.

Why it ranks #2: Uniform granules suit fruits, vegetables, lawns, and ornamentals, and the listing provides a specific application rate of 3–5 pounds per 1,000 square feet.

Uniform prills carry the same nutrient ratio in every granule, a specific feature that supports even distribution by hand or spreader. YaraMila’s balanced 15-15-15 formula is listed for fruits, vegetables, lawns, and ornamentals, with an application rate of three to five pounds per 1,000 square feet.

The listing pairs uniform granules with hand or spreader application, helping gardeners distribute the same complete nutrient ratio across a planting area. Its 3–5-pound rate per 1,000 square feet gives users an area-based reference for fruits, vegetables, lawns, and ornamentals. Dual nitrogen sources add another practical distinction: nitrate nitrogen is described as immediately available, while ammonium nitrogen provides slower, sustained feeding. This makes the product relevant to buyers balancing an initial response with continuing development.

Skip it if you want a geranium-focused water-soluble powder; Jack's Professional 15-15-15 Geranium Water-Soluble Fertilizer specifies that format and use.

YaraMila suits growers covering measured areas of fruit, vegetables, lawns, or ornamentals who value spreader compatibility and dual nitrogen sources. Its area-based application rate calls for measuring the treatment area and product amount.

Listed on Amazon as: YaraMila Premium NPK Fertilizer 15-15-15, 50 lb Bag, Balanced Granular Plant Food for Fruits and Vegetables

#3 · Broad Plant Coverage

3. CFUTABOH All Purpose Fertilizer

• Form: Granules
• Weight: 8 oz

Best for: Broad Household Plant Coverage.

Why it ranks #3: Its 15-15-15 granules are listed for vegetables, fruit trees, lawns, shrubs, flowers, potted plants, and houseplants.

The listed plant range stretches from vegetables and tomatoes to arborvitae, roses, fruit trees, and houseplants, giving this granular 15-15-15 a broad household-garden role. Its balanced nitrogen, phosphorus, and potassium formula is linked to green foliage, root development, and plant resistance across those varied settings.

CFUTABOH identifies vegetables, fruit trees, lawns, shrubs, flowers, indoor potted plants, and houseplants among its uses, so it can serve both garden beds and indoor collections. Its 15% nitrogen is associated with thick green leaves, while phosphorus is linked to root development and potassium to plant resistance. Those stated nutrient roles explain the formula’s broad appeal without making it crop-specific. Granules are the listed form, a practical consideration for anyone choosing between solid feed and a water-mixed product.

Skip it if you prefer a water-soluble powder for mixing multiple gallons; Jack's Professional 15-15-15 Geranium Water-Soluble Fertilizer lists that format.

Choose CFUTABOH for a broad mix of vegetables, shrubs, flowers, fruit trees, and indoor plants when granular feed suits your routine. Its many listed uses are a plus, but its format is not a soluble powder.

Listed on Amazon as: 15-15-15 All Purpose Granular Garden Fertilizer – 15 15 15 Plant Fertilizer for Vegetables, Tomato, Arborvitae, Shrubs, Rose, Flowers, Fruit, Fig Trees (12 LB)

#4

4. USEDGDIG All Purpose Granular Fertilizer

• Form: Granules
• Weight: 4 oz

Best for: Small-Scale Plant Variety.

Why it ranks #4: The listing describes 15-15-15 granules for vegetables, fruit trees, evergreens, shrubs, lawns, and flowers, though its stated package weights conflict.

One balanced granular formula is listed for vegetable gardens, fruit trees, evergreens, shrubs, lawns, and flowers, giving USEDGDIG broad stated coverage across outdoor plantings. The 15-15-15 analysis is also tied to deep roots, steady vegetative growth, and flowering or fruiting, so it addresses several stages of garden growth.

Each granule is described as containing an even 15% nitrogen, 15% phosphorus, and 15% potassium, connecting balanced nutrition with the listed goals of root growth and steady vegetation. The broad use list spans vegetables, fruit trees, evergreens, shrubs, lawns, and flowers, which can simplify selection for a mixed garden. Granular form fits users comfortable applying solid fertilizer. The listing also mentions indoor and outdoor plants in its title, though its detailed examples emphasize outdoor growing areas.

Skip it if you need a large-format feed for acreage; YaraMila Premium NPK Fertilizer 15-15-15 lists a 3–5-pound rate per 1,000 square feet.

Consider USEDGDIG for a mixed planting of vegetables, fruit trees, shrubs, and flowers where granular 15-15-15 fits your routine. Its broad list is useful, but the detailed examples lean toward outdoor garden use.

Listed on Amazon as: 15-15-15 All Purpose Granular Garden Fertilizer for Flowers and Vegetable Beds, Indoor/Outdoor Plants, Fruit Trees and Lawns, Promotes Fruit Growth and Big Blooms(1.9LB)

#5 · Best Water-Soluble

5. Jack's Professional Geranium Fertilizer

• Form: Powder
• Weight: 25 lb

Best for: Geraniums and Higher-pH Media.

Why it ranks #5: This 25-pound water-soluble powder is specialized for plants such as geraniums and pink hydrangeas, with micronutrients also listed.

Its water-soluble powder format lets users measure concentrate, mix it with water, and prepare multiple gallons of fertilizer at once. Jack's Classic pairs a 15-15-15 analysis with a stated fit for geraniums and pink hydrangeas in media above pH 6.2, emphasizing roots and bud set.

Jack's specifies high phosphorus for root growth and bud set in plants with media pH requirements above 6.2, naming geraniums and pink hydrangeas as examples. The powdered concentrate is mixed with water, and the listing says it goes further than liquid fertilizers and can make multiple gallons of feed. Added micronutrients provide another listed component. This workflow suits growers who are comfortable measuring powder and mixing a solution, rather than those wanting a ready-to-use liquid product.

Skip it if you want a ready-to-dilute liquid with a stated ratio; EZ-gro Geranium Fertilizer lists one ounce mixed into one gallon of water.

Jack's Classic suits growers feeding geraniums or pink hydrangeas in media above pH 6.2 who want a mixable powder and micronutrients. The pH-specific guidance and need to prepare a solution define its fit.

Listed on Amazon as: Jack's Professional 15-15-15 Geranium Water-Soluble Fertilizer, 25lb

#6 · Smallest Listed Pack

6. Sansar Agro NPK Fertilizer

• Form: Granules
• Weight: 200 g

Best for: Compact General Garden Feed.

Why it ranks #6: Its 200 g granular package offers the balanced formula for ornamentals, vegetables, fruits, and lawns, but provides less product than the larger options.

A 200-gram quantity of granular 15-15-15 gives Sansar Agro a compact format for gardeners who want balanced nutrition for several plant types. The listing names ornamentals, vegetables, fruits, and lawns, linking its equal nitrogen, phosphorus, and potassium proportions to general plant growth and development.

Sansar Agro describes its fertilizer as granules with equal proportions of nitrogen, phosphorus, and potassium, making the nutrient balance straightforward to identify. Its stated uses include ornamentals, vegetables, fruits, and lawns, so it can suit a varied home planting rather than one named crop alone. The 200-gram specification identifies a compact quantity for buyers who want a smaller amount on hand. The supplied information does not give a dilution ratio or area-based application rate, so follow the product directions for use.

Skip it if you need an area-based rate for spreader work; YaraMila Premium NPK Fertilizer 15-15-15 lists pounds per 1,000 square feet.

Sansar Agro fits gardeners seeking a compact granular feed for assorted ornamentals, vegetables, fruit plants, or lawn areas. The listed details establish its nutrient balance and quantity, but not a dose rate, so consult its directions.

Listed on Amazon as: Sansar Agro® NPK 15:15:15 Fertilizer For Plants. (200 gm)

#7

7. EZ-gro Geranium Fertilizer

• Form: Liquid

Best for: Container Geranium Care.

Why it ranks #7: The liquid 15-15-15 feed is aimed at geraniums and container plants rather than broad garden use; its directions specify 1 ounce per gallon of water.

A stated mix of one ounce per gallon of water gives EZ-gro Geranium Fertilizer a clear liquid feeding routine for container plants. Its 15-15-15 formula is specifically presented for geraniums, with support for roots, foliage, and blooms, making it a focused option for keeping these plants fed through the season.

The liquid formula is intended for geraniums, including container plants, and the listing says it supports strong roots, healthy blooms, and lush foliage. Mixing one ounce with one gallon of water gives users a defined dilution step instead of requiring them to estimate a dose from the supplied information. Its balanced 15-15-15 analysis supplies nitrogen, phosphate, and potash equally. This focused scope is useful for geranium care, but less suited to shoppers seeking a broadly specified granular lawn fertilizer.

Skip it if you need granular feed for lawn and vegetable areas; CountryMax 10LB 15-15-15 All Purpose Fertilizer lists both uses.

Pick EZ-gro if geraniums, especially container-grown plants, are your main concern and you want a stated dilution routine. Its narrow geranium focus is the boundary for buyers feeding a wider mix of plants.

Listed on Amazon as: EZ-GRO Geranium Fertilizer | 15-15-15 Liquid Plant Food