Hibiscuses are beautiful flowering plants that add a splash of color to any garden or landscape. On top of that, hibiscus flowers require the right kind of care to thrive.

To grow healthily, hibiscus trees need a fertilizer that has nutrients and can also balance their pH levels. With so many options on the market, how do you know which fertilizer is best for your plants?

In this guide, we’ll compare the best fertilizers for hibiscus so you can provide your plants with the right mix of nutrients.

1. Carl Pool (hibiscus food)

Carl Pool Hibiscus Food is a popular granular hibiscus fertilizer. Contains a balanced proportion of calcium, phosphate and magnesium. Together, these nutrients promote healthy roots, leaves, and stems.

Delivery 10-4-12 NPK. It includes 3.34% slow release nitrogen, which offers constant growth to the plant.

The fertilizer also includes 10% sulfur, which balances the pH level of the soil. The product is sold in a 4-pound resealable plastic jar. You should apply it about two or three times a year.

2. Osmocote Smart Release Plus

Osmocote is a high quality slow release fertilizer that works well with hibiscus plants. Two applications per year will provide plants with sufficient nutrition.

The advanced technology behind this fertilizer ensures that nutrients are released slowly over time.

Osmocote fertilizer is also a reliable product. Osmocote is widely used by gardeners, farmers and landscapers due to its efficiency.

In addition, Osmocote has NPK 15-9-12 analysis. It also includes seven micronutrients that help in plant growth.

3. BGI (HIBISGAIN)

This BGI fertilizer is specifically formulated for the growth and flowering of hibiscus plants. It has a 12-6-8 NPK formula and a blend of nutrients.

Apply this fertilizer to the soil or mulch monthly during the growing season for best results.

4. Nelson Plant Food (Hibiscus Granular Fertilizer)

This is an excellent inorganic fertilizer for regular plant maintenance. Nelson Plant Food is a 10-4-12 NPK fertilizer and has six other micronutrients. The product comes in the form of slow-release granules that help feed the flowers for longer. It also works great for indoor or outdoor plants.

5. Fertilome (hibiscus and tropical plant food)

Fertilome is a fast-acting tropical plant fertilizer designed to meet the needs of hibiscus and tropical plants. This fertilizer enhances the color, size and frequency of flowers.

Additionally, Fertilome has a 17-7-10 NPK formula. The product also comes in the form of granules that contain crucial nutrients for healthy growth and vibrant flowers.

That said, you should apply it every two weeks until the flowers bloom, then apply it every month.

6. Miracle-Gro (Liquafeed All Purpose Plant Food)

Miracle-Gro is an inorganic liquid fertilizer with an analysis of 12-4-8 NPK. Promotes rapid plant growth and is easy to use.

For the first time, you will need to purchase the starter kit which includes the Liquafeed bottle, a measuring spoon, and a hose-end applicator.

Miracle-Gro bottles come in 16 oz sizes. You should apply the product every one or two weeks.

7. Dr. Earth Exotic Blend

If you are looking for an all-purpose organic fertilizer, Dr. Earth would be a great option for you. This fertilizer does not contain synthetic chemicals or toxic ingredients.

Dr. Earth is also derived from herringbone meal, alfalfa meal, feather meal, and seaweed meal.

The formula is enriched with proteins and multiminerals that promote healthy plant growth. It has a 5-4-6 NPK formula.

You should apply this fertilizer every two months during the growing season.

Fertilizing your Hibiscus plants is essential to provide them with the necessary nutrients. The right fertilizer will help your flowers achieve their optimal growth.

The options provided in this guide will help you achieve your goal of having vibrant, well-nourished hibiscus flowers that are sure to turn heads.

When applying your chosen fertilizer, follow the label directions to ensure you apply the correct amount.