Calla lilies are elegant flowering plants that require specific nutrients to thrive and produce their signature blooms. Choosing the right fertilizer can maximize their growth and enhance flowering potential. Below is a summary table highlighting some of the top fertilizers suited for calla lilies and similar flowering plants, featuring multi-purpose formulations and blends tailored to promote vibrant foliage and strong blooms.
| Product Name | Brand | Key Features |
|---|---|---|
| Professional Liquid Peace Lily Plant Fertilizer | 3-1-2 Concentrate | Leaves and Soul | Essential nutrients blend, suitable for succulents, mix with water application |
| Peace Lily Plant Indoor Live Fertilizer – 16oz | HiThrive | Macronutrients & micronutrients, supports foliage & white blooms, long-lasting supply |
| Lilly Miller Bulb & Bloom Food 4-10-10 4lb | Lilly Miller | Phosphorus and potassium rich, slow release feeding for vigorous blooms |
| Complete Liquid Peace Lily Plant Food 8 oz | TPS NUTRIENTS | Lush foliage & vibrant blooms, easy to use, complete fertilizer |
| Professional Peace Lily Spray Fertilizer Mist 3-1-2 – 8oz | Gardenera | Organic, chemical-free, promotes healthy leaves and abundant blooms |
Professional Liquid Peace Lily Plant Fertilizer 3-1-2 Concentrate

This 3-1-2 liquid concentrate from Leaves and Soul offers a perfect blend of essential nutrients ideal for calla lilies and other succulents. It is designed to mix easily with water, requiring just 1-2 teaspoons per 8 cups of water for application every other watering cycle. Its multi-purpose nutrient profile supports healthy growth in both seedlings and mature plants, making it suitable for a variety of flowering plants, including calla lilies.
16oz Peace Lily Indoor Plant Fertilizer by HiThrive

HiThrive’s liquid plant food is formulated to fuel foliage growth and bloom development through a rich supply of nitrogen, phosphorus, and potassium. The fertilizer also contains vital micronutrients such as calcium, magnesium, and zinc, which enhance root strength and overall plant resilience. This nutrient-rich formula promotes lush leaves and elegant white flowers, supporting the healthy growth of calla lilies indoors over an extended period.
Lilly Miller Bulb & Bloom Food 4-10-10 Slow Release Fertilizer

The 4-10-10 slow-release formula delivers a powerful combination of phosphorus and potassium, encouraging bright and vigorous blooms for flowering plants like calla lilies. This fertilizer is designed for steady nutrient release, providing sustained feeding that fosters healthy bulbs and promotes continuous flowering. Manufactured in the United States, it supports long-term flower production and plant vitality.
Complete Liquid Peace Lily Plant Food by TPS NUTRIENTS

This complete liquid fertilizer promotes lush foliage and vibrant blooms in peace lilies and other flowering plants, including calla lilies. The easy-to-follow instructions make application straightforward, ensuring optimal nutrient uptake. Its balanced formula supports general plant health and helps maintain vigorous growth and flower production indoors.
Gardenera Professional Peace Lily Spray Fertilizer Mist 3-1-2

Gardenera’s organic 3-1-2 spray fertilizer mist is specialized for indoor flowering plants. Free from harsh chemicals, it offers a natural nutrient delivery system that supports healthy leaves and abundant white blooms, typical of calla lilies and peace lilies alike. The gentle mist application promotes lush growth and helps maintain plant vitality in a toxin-free environment, encouraging more frequent flowering indoors.
Buying Guide: Choosing the Best Fertilizer for Calla Lilies
When selecting a fertilizer for calla lilies, several factors play a crucial role in ensuring healthy growth and abundant blooms:
Nutrient Ratio
Calla lilies thrive with balanced fertilizer ratios, but a slightly higher phosphorus (P) and potassium (K) content supports vibrant flowering and root development. For example, 3-1-2 or 4-10-10 formulations provide the phosphorus and potassium needed for strong blooms and bulb health.
Application Method
Liquid concentrates mixed with water allow for easy absorption and precise feeding schedules, while slow-release dry fertilizers provide sustained nutrition over time. Spray fertilizers can enhance foliar nourishment and can be useful during active growth phases.
Organic vs. Chemical Formulas
Organic fertilizers free from harsh chemicals promote natural growth and reduce the risk of toxicity to delicate flowers. Choose organic blends particularly when growing calla lilies indoors or in containers for safer, toxin-free care.
Micronutrient Content
Essential micronutrients such as calcium, magnesium, and zinc support overall plant resilience, leaf health, and root strength, aiding calla lilies in resisting stress and improving bloom quality.
Plant Type Compatibility
While peace lily fertilizers work well for similar flowering plants like calla lilies, verify the formula’s suitability for bulbs and flowering species to ensure the nutrient profile is optimal for your plant’s specific needs.
Ease of Use and Frequency
Consider fertilizers with clear mixing instructions and low maintenance application schedules. Liquid and mist formulas offer flexible use every other watering cycle or via foliar spraying, helping maintain consistent plant nutrition.