10 Best Rose Fertilizers 2025 in the United States

The BioAdvanced All-In-One Rose and Flower Care Fertilizer is a liquid concentrate designed not only to nourish roses but also to protect them from common pests and diseases. This product combines fertilizing with insect and disease control, which is convenient for gardeners looking to simplify rose care. It contains synthetic active ingredients like Imidacloprid and Tebuconazole, offering effective protection against pests such as aphids and Japanese beetles, and diseases including Black Spot and Powdery Mildew.

The BioAdvanced All-In-One Rose and Flower Care is a well-rounded choice for those looking to enhance their rose plants' health with minimal effort. Priced for convenience, this granule-based fertilizing product also serves as an insect killer and fungicide, making it a three-in-one solution. It works by promoting strong roots and vibrant blooms thanks to its effective formulation. The fertilizer is synthetic, which ensures a quick uptake of nutrients by the plants but may not be suitable for those specifically seeking organic alternatives.

Great Big Roses Soil and Rose Fertilizer Booster is a liquid concentrate designed to improve soil and boost the effectiveness of your existing rose fertilizers. It works by enhancing soil structure and increasing nutrient availability right at the roots, helping roses absorb fertilizer more efficiently. This product contains a blend of compost extract, humic acids, chelated trace minerals, and seaweed, providing useful micronutrients beyond standard N-P-K values.