Petunias are one of the most popular heyday out there - but what ’s the expert agency to fertilize them ? After all , providing your plants with good nourishment is key to getting beautiful flower .

With more than 20 species of Petunias , there are endless color , texture , and size pick from which you may opt . These flowers are an excellent option for borders , container , and the main garden . Their vibrant , trumpet - shaped heyday are showy and abundant .   Planting petunias is an excellent way to brighten up any space . With that in mind , you will want to keep your plants happy and goodish . Fertilizer is a key component of its winner .

Balanced fertilizers are one of the best selection for your Petunias . Being balanced means that the three macro - nutrient have tantamount volumes ; equal parts Nitrogen , Phosphorous , and Potassium , in that parliamentary procedure . plant food with an 8 - 8 - 8 , 10 - 10 - 10 , or 12 - 12 - 12 will greatly help your Petunias .

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There are also other fertilizers with different levels of the macro - nutrients that will profit your Petunias . The best time to treat your Petunias with fertilizer is get down to mid - July , and every few weeks .

We have pile up a listing of some of the best Petunia fertilizers on the market . contain out the links below !

1. Jack’s Classic Petunia Feed

This fertilizer has been blended to precisely check the pauperism of Petunias . Since Petunias do n’t absorb iron well in their root geographical zone , this product was formulated to occupy that need . It curb enhanced micronutrient that will acquire lush , vibrant plant that endure any growing conditions .

Each bucketful contains 1.5 pound sign of product . you could order packs of 1 , 2 , 3 , or 4 bucketful . The low point of phosphorous in this product help keep your Petunias look fuller . This formula function excellently in attend baskets or containers as well . Mix one tablespoon of fertiliser with one gallon of urine and feed it every 7 to 10 days .

Customers who have bribe and used this Petunia provender have account that their Petunias have never looked better . Some say that within a week they could detect a drastic difference of opinion in the abundance of peak that their Petunias produce .

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2. Jack’s Classic All Purpose Fertilizer

Jack ’s Classic All Purpose Fertilizer is blended with an heighten micronutrient package for optimum nourishment for green foliage and strong root . This fertilizer put to work for both indoor and outside plant varieties .

the great unwashed that have used this production say that it is hands down the best plant food on the market . Other customers have used this plant food for years and are very proud of with the results . This fertilizer is an splendid option for your petunia !

If you have a go at it this product , you’re able to purchase packs of 1 , 2 , 3 , 4 , or 5 .

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3. Miracle-Gro All Purpose Plant Food

Miracle - Gro Water Soluble All Purpose Plant Food secure boastful , more beautiful plants ! It is full of essential nutrients that will make your genus Petunia happy and healthy . This fertilizer is intended to be put on every 7 - 14 days .

mass that have used this plant food say that it entirely brought their plant back to life in a subject of daytime . Other customers say that a little bit goes a foresightful way and that their plant life make out it .

4. Southern Ag All Purpose Granular Fertilizer

Southern Ag ’s 10 - 10 - 10 balanced fertilizer tender an equal blend of the necessary nutrients plus additional minor elements . All granule are homogeneous in size .

When you enjoin this Cartesian product , you ’ll get a five - pound bag . Use one loving cup of fertiliser for every 25 square foot of garden blank you want to fertilize . If you ’re using it in containers , lessen the amount of fertilizer that you expend .

Customers who have used this fertilizer report that it ’s a large plant food that really help their plant . hoi polloi expressed that this product was exactly what they had been needing for their gardens .

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5. GreenView Fairway Formula Fertilizer

The GreenView formula fertilizer has master the performance of ho-hum - handout N . They have patented engineering for its metre - released nitrogen . With this product , you ’ll enjoy large , more abundant bloom .

customer have said that this fertilizer works wonderfully in their gardens . Others have said that this product is the best on that they have found and will continue to use it .

6. Lilly Miller All Purpose Planting And Growing Food

This 10 - 10 - 10 balanced works food contains a slow - release expression that promotes steady , prolific growth . Essential plant minerals are the key components of this mix .

Choose from either a 4 - Egyptian pound or 16 - British pound bag of this plant solid food . The Nitrogen in this mix comes from four unlike sources , offering a unique blending . It ’s best to employ this plant food at planting meter , then every 6 weeks after that .

client who have strain this product have reported that it is an unbelievable all - around fertilizer . Some even say that after only a hebdomad of using this fertilizer , their plants had already shown a divergence .

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7. Miracle-Gro Bloom Booster Flower Food

Promote the beautiful growth of your Petunia blooms by fertilizing them with this Miracle - Gro blossom booster dose . Feed your plant every 7 to 14 twenty-four hours , look on their needs . This is a piss - soluble product and will immediately release food .

you may purchase 1 , 2 , or 3 box of this product to fit your horticulture and fertilizing needs . It is immediate release , so you will see results rather quick with a fertiliser like this one . Your Petunias will feed through both its leaves and roots .

masses who have used this product have said that this fertiliser helped fetch their plant back to life . They have also say that it is nimble , efficient , and simple . prime will bloom copiously with this fertiliser .

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8. Dr. Earth Flower Garden Fertilizer

Dr. Earth blossom plant food contains a whole caboodle of beneficial nutrients and microbes . The fertiliser is totally constitutional and helps produce bigger , more abundant bloom of youth . It ’s a quick - release formula , which mean nutrient are released rapidly .

This blending comprise no chemicals . Seven unlike good grease microbes plus Ecto- and endo- mycorrhizae are included . These elements enhance plant performance and assist in drought tolerance . fertilise your Petunias for up to 6 months with this 4 - pound cup of tea .

customer who have buy this product report that it unfeignedly works and their flowers blossom like never before . Try it for yourself today .

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9. Clean Water Flower Food

This balanced plant food will help your Petunias bring about full-grown , vibrant blooms . Because it consists of a sluggish - release convention , your flora will find a stable intake of necessary food . With this fertilizer , your Petunias will have a 6 month provision of nutrient .

The food release at the etymon base , make it more lineal access to the plant life . to boot , if you purchase this intersection , some of the return will go to the Clean Water Institute . This nonprofit organization help in the protection of H2O resources .

client who have used this mathematical product reported that their plants perked the right way up after utilize this fertiliser .

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10. Osmocote Smart Release Plant Food

Aside from the main three macro instruction - nutrients , this plant food also has a blend of 11 other key nutrient . This plant food is unique in that the nutrient granule is pass over in a semi - permeable resin . H2O then melt the abridgement , releasing the nutrients .

One scattering of this fertilizer allows for 6 calendar month of alimentation . The smart , dull - release elongate its life . you’re able to use this fertiliser both in your garden and in container . pick out from multiple different sizing of bags : 1 pound , 2 pounds , 4.5 Lebanese pound , or 8 pounds .

People who have used and review this ware have said that it has been the perfect fertiliser for their plants , bringing so much life to them . They have also enounce that they wo n’t use any other type of fertilizer .

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Hopefully , one of these product will make your petunias glad and help them develop the good flowered displays !

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