Espoma Flower-tone 3-4-5 4 lb
Best natural fertilizer for gardeners seeking vibrant, long-lasting floral blooms.
Enhance your garden's bloom with Espoma Flower-tone 3-4-5. This premium, natural flower food is specially crafted for annuals and perennials, promoting robust growth and abundant blossoms. Its granular formula, featuring a 3-4-5 NPK ratio, is low in nitrogen and high in phosphorus and potassium to direct energy towards flowering. Infused with Bio-tone, a blend of beneficial microbes, it ensures superior plant development. The slow-release action provides safe, long-lasting nutrients throughout the growing season, making it ideal for all your flowering plants.
$24.99
Owner Satisfaction
4.7
/ 5
Category Rank
50
/ 4425
#50 in Fertilizers
Price vs Category Average
-59%
Below average
NPK Ratio
345
/ --
Who it's for
- Gardeners prioritizing vibrant blooms over excessive foliage growth
- Eco-conscious families with curious children and pets
- Organic growers focused on long-term soil health and vitality
Who should skip it
- Budget-minded shoppers comparing costs against synthetic alternatives
- Gardeners needing immediate nutrient boosts for struggling plants
- Users sensitive to strong scents or pest-prone garden areas
Performance breakdown
Bloom Stimulation
The phosphorus-heavy ratio effectively shifts energy toward vibrant, abundant flower production.
Microbial Health
Bio-tone integration significantly improves soil vitality and long-term root development.
Nutrient Longevity
Slow-release granular formula ensures steady feeding throughout the entire growing season.
Application Ease
Granular texture allows for simple, mess-free distribution around garden beds.
Formula Safety
Natural composition minimizes the risk of burning delicate annuals and perennials.
Versatility
Balanced profile works exceptionally well across a wide variety of flowering species.
Key Specs
NPK Ratio
3-4-5
Package Weight
18 lbs
Fertilizer Form
Granular
Release Type
Slow Release
Fertilizer Source
Natural
Nitrogen Percentage
3%
Phosphorus Percentage
4%
Potassium Percentage
5%
Features
- Maximizes flower production for annuals and perennials
- Contains Bio-tone for enhanced plant growth
- Low nitrogen for more blooms
- Provides long-lasting plant nutrition
- Natural formula composition
- Gradual nutrient release
- Supports overall plant health
What customers say
Customers overwhelmingly value Espoma Flower-tone for its organic composition and superior results in promoting vibrant blooms and robust plant health. Users appreciate that this natural fertilizer is safe for families and the environment, aligning perfectly with sustainable gardening goals. Application is simple, making it accessible for all skill levels. While the initial cost is slightly higher than synthetic options, the consensus is that the dramatic performance and peace of mind fully justify the premium. High repeat purchasing confirms strong satisfaction with the long-term benefits Flower-tone provides to flowering plants, establishing it as a highly recommended staple for serious gardeners.
Know before you buy
Yes, this formula is specifically designed to support the growth and blooming cycles of both annual and perennial flowering plants.
The 3-4-5 NPK ratio is intentional; lower nitrogen prevents excessive leafy growth, allowing the plant to direct its energy toward producing more abundant and vibrant blossoms.
Because it is a slow-release formula, it provides long-lasting nutrition throughout the growing season. You generally do not need to reapply as frequently as you would with quick-release synthetic fertilizers.
Bio-tone is a proprietary blend of beneficial microbes that helps improve soil health and root development, ensuring your plants can better absorb the nutrients provided.
No, this is a granular, slow-release fertilizer. It is designed to be worked into the soil around your plants, where it will break down gradually over time.
Still have a question?
Ask Hayley anything about this product before you decide.
Ready to buy?
$25