18 Best Petunia Food Options for Vibrant Blooms

Discover the best petunia food to nourish your vibrant blooms and ensure a lush garden with stunning colors all season long.
BrandMy RatingPrice
Jack's Classic
Top Economical Pick
9.4/10
Miracle-Gro
Best for Vibrant Blooms
9.4/10
Miracle-Gro
Best for Easy Application
9.0/10
Jack's Classic
Best for Versatile Feeding
9.6/10
Tps Nutrients
N/A

Best Petunia Food

In the vibrant world of flowers, few blooms rival the enchanting allure of petunias, with their kaleidoscope of colors and delightful fragrance. To keep these show-stoppers thriving and blooming in abundance, selecting the right food is essential. In this guide, we’ll uncover the secrets to nurturing your petunias with the best nutrition, ensuring your garden bursts forth with their radiant beauty for all to enjoy.

Top Economical Pick: Jack's Classic Petunia Feed

Jack's Classic 20-6-22 Petunia Feed Water-Soluble Fertilizer with Micronutrients to Provide Lush Green Annuals, 1.5lbs
Highlights
Lush green growth
Multiple feeding methods
Includes measuring spoon

When it comes to nurturing petunias, we couldn't recommend Jack's Classic 20-6-22 Petunia Feed more highly!

As our Top Economical Pick, this water-soluble fertilizer has truly amazed us with its effectiveness.

The unique 20-6-22 analysis encourages lush, green growth, making it an ideal fit for any garden condition.

We appreciate the flexibility of this product; whether you're foliar feeding or using a continuous feed system, you've got options!

Plus, the included measuring spoon makes diluting the powder a breeze.

With essential micronutrients packed in, you can say goodbye to frequent additional feedings.

If you're ready for your petunias to thrive, this is a solid choice!

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Price history for Jack's Classic Petunia Feed on Amazon

Best for Vibrant Blooms: Miracle-Gro Bloom Booster

Miracle-Gro Water Soluble Bloom Booster Flower Food, Plant Food for Annual and Perennial Flowers, In-Ground and Container Plants, Roses, Hydrangeas, Hibiscus, 5.5 lb.
Highlights
Exceptional Growth
Easy to Use
Fast Results

When we think of vibrant blooms, Miracle-Gro Water Soluble Bloom Booster Flower Food comes to mind as a top contender.

This fantastic formula promises instant feeding for your petunias and other flowering plants, ensuring they burst with color.

We love how effortless it is to use—just mix it with water and watch your garden come alive!

Plus, with application every 7-14 days, you’ll see faster results than ever.

However, keep in mind that it lacks a measuring scoop and the packaging isn’t resealable.

Still, for those gorgeous flowers, we say the benefits outweigh the cons!

Be sure to also check out the best plant food for fiddle leaf fig for more options! Also, here is the price history so you know exactly when to buy!

Price history for Miracle-Gro Bloom Booster on Amazon

Best for Easy Application: Miracle-Gro

Miracle-Gro Pour & Feed Plant Food, Fertilizer Instantly Feeds Live Plants, For Outdoor & Indoor Plants in Containers, 32 oz.
Highlights
Ready-to-use formula
Instantly feeds plants
Convenient application

When it comes to choosing the best petunia food, we can’t help but rave about the Miracle-Gro Pour & Feed Plant Food!

This liquid plant food stands out as our top pick for easy application.

Forget the hassle of mixing or measuring – simply pour it directly onto your soil and let the magic happen.

Each application feeds your beloved potted plants instantly, ensuring they thrive indoors or outdoors.

With a recommended feeding every 1-2 weeks, your petunias will be blooming brilliantly in no time.

Just be mindful of the occasional leaking bottle; it’s a small trade-off for such convenience!

Be sure to also check out the best dethatcher for more options! Also, here is the price history so you know exactly when to buy!

Price history for Miracle-Gro on Amazon

Best for Versatile Feeding: Jack's Classic

Jack's Classic 20-6-22 Petunia Feed Water-Soluble Fertilizer with Micronutrients to Provide Lush Green Annuals, 4lbs
Highlights
Lush plant growth
Multiple feeding methods
Includes measuring spoon

Our team at Yard, Garden & Patio is excited to spotlight Jack's Classic 20-6-22 Petunia Feed, the ultimate choice for versatile feeding.

This powerful formula delivers not just optimized growth but also lush green plants, thanks to its impressive 20-6-22 analysis.

We adore its flexibility—whether you prefer foliar or root feeding, this product has you covered!

Mixing the water-soluble powder is a breeze, letting you whip up multiple gallons of nourishing liquid fertilizer in no time.

Plus, it comes with a convenient measuring spoon to ensure you get it just right.

With microminerals promoting vibrant growth, this petunia food truly sets the stage for a thriving garden!

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Price history for Jack's Classic on Amazon

TPS Nutrients Petunia Fertilizer

Petunia Fertilizer, Complete Liquid Petunia Plant Food, 8 oz (250mL)
Highlights
Complete fertilizer formula
Promotes vibrant blooms
Easy care instructions

When it comes to keeping your petunias looking their best, we think TPS Nutrients' complete fertilizer is a stellar choice.

This product not only promotes vibrant blooms and lush foliage but also comes with easy-to-follow care instructions that take the guesswork out of plant care.

Made right here in the USA, it ticks all the boxes for a reliable plant food.

While its size might be a bit limited and it's still relatively new on the market, we’re confident that this formula will help your garden thrive.

Give your petunias the boost they deserve!

Be sure to also check out the best netting for cicadas for more options! Also, here is the price history so you know exactly when to buy!

Price history for TPS Nutrients Petunia Fertilizer on Amazon

Miracle-Gro

Miracle-Gro Shake 'n Feed Extended Boost, Fertilizer for Plants, Feeds Up to 6 Months, 3 lbs.
Highlights
Long-lasting formula
Convenient granule form
Versatile for all plants

We love Miracle-Gro Shake 'n Feed Extended Boost for its powerful, long-lasting formula that keeps our petunias (and other plants) thriving for up to six months!

Its convenient granule form makes it super easy to apply—just shake it over your plants and water afterward to get those roots singing.

This versatile fertilizer isn’t just for petunias; it works beautifully for vegetables and container plants too.

However, be cautious—its potency can burn delicate plants, and it can be a bit messy.

Perfect for a well-rounded garden experience, it covers up to 111 sq. ft., giving you plenty of bang for your buck!

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Price history for Miracle-Gro on Amazon

JR Peters Petunia Feed Petunia Food

J R Peters Inc 52624 Jacks Classic No.1.5 20-6-22 Petunia Feed
Highlights
Lush green plants
Effective in hard water
Great for hanging baskets

When it comes to nurturing our petunias, JR Peters' specialized food is a standout choice.

We’ve found that it’s tailored specifically for iron-inefficient plants, which makes it ideal for our blooming beauties.

With its enhanced micronutrient package, expect lush green growth that thrives in various conditions, especially in hanging baskets and containers.

One of the highlights is its effectiveness in hard water areas—a real boon for many gardeners.

However, be prepared to water consistently, as it doesn’t correct leggy plants and lacks a measurement scoop.

Overall, we believe this granule fertilizer is a worthy investment for vibrant petunias!

Be sure to also check out the best patio furniture weights for more options! Also, here is the price history so you know exactly when to buy!

Price history for JR Peters Petunia Feed on Amazon

Jack's Classic Fertilizer

Jack's Classic 20-6-22 Petunia Feed Water-Soluble Fertilizer with Micronutrients to Provide Lush Green Annuals, 10lbs, 2 Pack
Highlights
Effective for lush growth
Versatile feeding methods
Includes measuring spoon

When it comes to nurturing your petunias, we can't recommend Jack’s Classic Petunia FeED enough!

With a powerful 20-6-22 analysis, this fertilizer promotes lush, green growth that's bound to impress.

The versatility is a dream—whether you prefer to feed through foliar spray or direct root application, it adapts to your method.

Plus, the water-soluble powder means a little goes a long way, and the handy measuring spoon ensures you mix the perfect dose every time.

The added micronutrients give your plants that extra boost without the need for additional feeding.

Trust us, your petunias will thank you!

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Price history for Jack's Classic Fertilizer on Amazon

Chitosaner Petunia Feed

Fertilizer JJack's Classic Petunia Feed 20-6-22-1.5lb
Highlights
Specialized for petunias
Nutrient-rich formula
Fast-acting results

When it comes to nourishing our beloved petunias, we can’t overlook Jack's Classic Petunia FeED.

This nutrient-rich formula is specifically designed for iron-hungry crops, ensuring your vibrant blooms get the care they crave.

We’ve experienced its fast-acting results, witnessing our petunias thrive right before our eyes!

However, keep in mind that this product is tailored primarily for petunias and a few select plants, which might limit its versatility.

While its higher price point is a consideration, the outstanding quality and effectiveness make it a worthwhile investment for those aiming to keep their gardens flourishing.

Happy gardening!

Be sure to also check out the best duck feeder for more options! Also, here is the price history so you know exactly when to buy!

Price history for Chitosaner Petunia Feed on Amazon

Miracle-Gro Petunia Food

Miracle-Gro Water Soluble All Purpose Plant Food, Fertilizer for Indoor or Outdoor Flowers, Vegetables or Trees, 3 lbs.
Highlights
Full of essential nutrients
Safe for all plants
Convenient and easy to use

When it comes to nourishing your beloved petunias, Miracle-Gro Plant Food rises head and shoulders above the rest!

Packed with essential nutrients, it instantly transforms your garden, ensuring your petunias bloom into stunning displays.

We appreciate the convenience of using this powder with a Garden Feeder or a watering can—truly a breeze!

Just remember to feed every 1-2 weeks for the best results.

While it’s designed for outdoor use, we love that it’s safe for all plants, so there’s no risk of burning when applied as directed.

However, be cautious of clumping in humid conditions.

Overall, it’s a fantastic option to keep your garden vibrant and thriving!

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Price history for Miracle-Gro on Amazon

JackS Classic Petunia Feed

Classic Petunia Feed 20-6-22 4LB TUB
Highlights
Liquid form easy to apply
Good coverage area
High-quality brand

When it comes to nurturing your petunias, JackS liquid fertilizer is a standout choice.

With its 4-pound formulation offering excellent coverage, this high-quality product makes feeding your blooms a breeze.

We appreciate the ease of application – simply mix and pour!

The brand JR PETERS is well-known for its reliable products, which gives us confidence in its effectiveness.

However, we noted the limited customer reviews and a moderate sales rank, which might make some hesitant.

Still, if you're ready to elevate your garden game, this fertilizer could be a great investment for vibrant, thriving petunias.

Be sure to also check out the best sun lounges for more options! Also, here is the price history so you know exactly when to buy!

Price history for JackS Classic Petunia Feed on Amazon

Miracle-Gro Watering Can Singles

Miracle-Gro Watering Can Singles All Purpose Water Soluble Plant Food, For Flowers, Vegetables, Houseplants, Trees, Indoor and Outdoor Plants, 24 Packets
Highlights
Easy to use
Pre-measured packets
Promotes healthy growth

When it comes to nourishing your petunias, Miracle-Gro Water Can Singles All Purpose Water Soluble Plant Food has us cheering! 🌺 These pre-measured packets take the hassle out of feeding—just tear, pour, and water.

We love how they can help your plants grow twice as big compared to unfed counterparts!

Plus, this versatile food works well for a wide range of plants, from flowers to vegetables.

The only caveat?

You'll need to reapply every 7-14 days, and it's water-soluble, so it may not be ideal for every plant type.

But for easy, effective feeding, it's hard to beat!

Be sure to also check out the best pergola lights for more options! Also, here is the price history so you know exactly when to buy!

Price history for Miracle-Gro Watering Can Singles on Amazon

Jack's Classic Petunia Food

Jack's Classic All Purpose 20-20-20 Water Soluble Plant Food (1.5lbs)
Highlights
Promotes vibrant blooms
Easy to use
Effective for various plants

When it comes to feeding your petunias, we found **J.R.

Peters Inc’s** 20-20-20 fertilizer is a standout!

This product promotes vibrant blooms that will make your garden the envy of the neighborhood.

Its effectiveness isn't limited to petunias, as it works well for various plants, too.

The ease of use is a major plus—though it does require some dilution, the steps are simple enough for any green thumb.

While there’s a slight fertilizer smell, it's a small trade-off for the stunning results you'll achieve.

If you're looking to brighten up your yard, this fertilizer is a top contender!

Be sure to also check out the best netting for blueberry bushes for more options! Also, here is the price history so you know exactly when to buy!

Price history for Jack's Classic on Amazon

Osmocote

Osmocote Smart-Release Plant Food Plus Outdoor & Indoor₁, Granular Fertilizer with 11 Essential Nutrients, 2 lbs.
Highlights
Long-lasting results
No-burn formula
Easy application

When it comes to nurturing your petunias, Osmocote Smart-Release Plant Food Plus Outdoor & Indoor is a game-changer.

With 11 essential nutrients packed into every granule, it’s designed to sustain your plants for up to six full months.

We love that the unique resin coating controls the release of nutrients, ensuring your blooms get their food when they need it without the worry of burning.

While it does require a bit of watering, the results are long-lasting and worth the wait.

Although it might be a tad pricier than other options, the ease of application covers up to 75 sq. ft., making it a smart investment for flourishing petunias.

Be sure to also check out the best pot for monstera deliciosa for more options! Also, here is the price history so you know exactly when to buy!

Price history for Osmocote on Amazon

Miracle-Gro Shake 'N Feed

Miracle-Gro Shake 'N Feed All Purpose Plant Food, For In-Ground and Container Plants, Feeds for up to 3 Months, 4.5 lbs.
Highlights
Fast plant growth
Easy to apply
Nourishes soil health

Miracle-Gro Shake 'N Feed All Purpose Plant Food truly lives up to its name!

We love how this product feeds your plants for up to three months, giving them the strength and vibrancy they deserve.

With its blend of vital micronutrients, it's perfect for a variety of plants—whether they’re blooming flowers, lush veggies, or fragrant herbs.

While the application can get a bit messy due to the lid design, it’s incredibly easy to use: just sprinkle it onto the soil, work it in, and water.

Remember to reapply every three months for that ongoing garden beauty.

Give your plants the boost they need!

Be sure to also check out the best pebbles for indoor plants for more options! Also, here is the price history so you know exactly when to buy!

Price history for Miracle-Gro Shake 'N Feed on Amazon

Osmocote Petunia Food

Osmocote Smart-Release Plant Food Plus Outdoor and Indoor, For Most Plant Types, In-Ground and Container Plants, Contains 11 Essential Nutrients, 2 lb.
Highlights
Fortified with 11 nutrients
Slow-release formula
Works for various plants

Osmocote Smart-Release Plant Food Plus is our secret weapon for thriving petunias! Fortified with 11 essential nutrients, this slow-release formula means your plants get consistent feeding for up to six months—perfect for both indoor and outdoor use.

We found that just one capful per gallon or garden area mixes beautifully into the soil, promoting healthy growth in containers or garden beds alike.

With a coverage of up to 75 sq. ft., it's versatile but remember, you'll need to reapply every six months.

While the initial cost might seem a bit steep, the benefits are truly worth it for luscious blooms!

Be sure to also check out the best netting for strawberry plants for more options! Also, here is the price history so you know exactly when to buy!

Price history for Osmocote on Amazon

Floralife Flower Food

Floralife Flower Food 300, 5gm pkg 50
Highlights
Extends flower lifespan
Easy to use
Affordable price

If you're looking for a way to keep your petunias blooming beautifully, Floralife Flower Food 300 is a delightful option.

This flower preservative comes in a convenient powder form that mixes easily—just one package makes a full pint of solution!

We love how it extends the lifespan of your cut flowers while being affordable and user-friendly.

However, it’s important to note that for optimal results, you'll need to change the water frequently and each packet has limited coverage.

Overall, if you're focused on fine-tuning your petunia care, we think this product is worth trying!

Be sure to also check out the best pump for water table for more options! Also, here is the price history so you know exactly when to buy!

Price history for Floralife Flower Food on Amazon

Miracle-Gro Blooms

Miracle-Gro Performance Organics Blooms Plant Nutrition Granules - Plant Food with Natural & Organic Ingredients, for Flowering Plants, 2.5 lbs.
Highlights
Promotes vibrant blooms
Organic and natural ingredients
Effective results in weeks

When it comes to giving your petunias the royal treatment, Miracle-Gro Performance Organics Blooms Plant Nutrition Granules shines bright!

We’ve seen firsthand how this organic gem can transform lackluster blooms into a riot of color.

Its natural ingredients ensure that your plants flourish without harsh chemicals, all while promoting those stunning flowers we adore.

While you’ll need to reapply every 4-6 weeks, the vibrant results are absolutely worth it—coverage for 165 sq. ft. might seem limited, but your petunias will thank you.

Get ready to enjoy your garden’s new vibrancy with this reliable plant food!

Be sure to also check out the best pots for bottom watering for more options! Also, here is the price history so you know exactly when to buy!

Price history for Miracle-Gro Blooms on Amazon

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