15 Best Tomato Fertilizers with Calcium for Lush Growth

Discover the best tomato fertilizer with calcium for vibrant, juicy tomatoes. Elevate your garden game with top picks that nourish your plants effortlessly.
BrandMy RatingPrice
Bonide
Superior Budget Option
8.8/10
Espoma
Best for Blossom End Rot
9.4/10
Espoma
Best Organic Option
9.4/10
Espoma
Best for Heavy Yield
9.4/10
Humboldts Secret
9.2/10

Best Tomato Fertilizer with Calcium

Are you ready to cultivate a bountiful harvest of juicy, vibrant tomatoes? Finding the perfect fertilizer infused with calcium could be the key to unlocking your garden's full potential. In this guide, we'll explore the best tomato fertilizers that not only nourish your plants but also help ward off common issues like blossom end rot, ensuring your garden thrives in full color and flavor.

Superior Budget Option: Bonide Rot-Stop

Bonide Rot-Stop Tomato Blossom End Rot, 16 oz Concentrated Liquid Garden Fertilizer for Calcium Deficiency Indoors & Outdoors
Highlights
Corrects calcium deficiency
Easy to apply
Multi-use for different plants

When it comes to the best tomato fertilizer with calcium, we can't help but rave about Bonide Rot-Stop!

This concentrated liquid formula takes the guesswork out of addressing calcium deficiencies—a common problem for tomato gardeners.

With its ability to correct blossom end rot effectively, you'll see your plants thrive with just a spray!

It's a breeze to apply, mixing effortlessly with water for easy foliar application.

Plus, it's not just for tomatoes; it works wonders on cucumbers, melons, and peppers too!

While it requires regular use and should complement your regular feeding routine, it’s truly a superior budget option that every gardener should consider.

Be sure to also check out the best fertilizer agapanthus for more options! Also, here is the price history so you know exactly when to buy!

Price history for Bonide Rot-Stop on Amazon

Best for Blossom End Rot: Espoma Tomato-Tone

Espoma Organic Tomato-Tone 3-4-6 with 8% Calcium. Organic Fertilizer for All Types of Tomatoes and Vegetables. Promotes Flower and Fruit Production. 18 lb. Bag
Highlights
Organic & safe ingredients
High calcium content
Produces abundant tomatoes

When it comes to nurturing your tomato plants, Espoma Organic Tomato-Tone stands out as our top pick for preventing blossom end rot.

With a robust 8% calcium, this fertilizer is specifically formulated to ensure your tomatoes grow plump and plentiful instead of focusing on unwanted foliage.

We love that it’s made from natural and organic ingredients, making it safe for the environment and ideal for organic gardening.

While it does require bi-weekly applications—so a little planning is needed—the results are definitely worth it.

It's easy to use; just sprinkle it around the drip line and water well.

Say goodbye to blossom end rot and hello to a bountiful harvest!

Be sure to also check out the best ixora fertilizer for more options! Also, here is the price history so you know exactly when to buy!

Price history for Espoma Tomato-Tone on Amazon

Best Organic Option: Espoma Tomato-Tone

Espoma Organic Tomato-Tone 3-4-6 with 8% Calcium. Organic Fertilizer for All Types of Tomatoes and Vegetables. Promotes Flower and Fruit Production. 4 lb. Bag - Pack of 2
Highlights
Promotes plump tomatoes
Contains calcium for health
Approved for organic gardening

Espoma Organic Tomato-Tone truly shines as the Best Organic Option in our eyes!

Formulated specifically for tomatoes, it’s rich in natural ingredients and enhanced with an exclusive Bio-tone formula, delivering a 3-4-6 analysis and 8% calcium to ward off that dreaded blossom end rot.

What we love most?

It promotes juicy, plump tomatoes while keeping your garden environmentally safe—no harmful sludges here!

Just remember to apply it every two weeks for the best results. ⏳ With Tomato-tone, you’re not just growing tomatoes; you’re cultivating a bountiful experience! 🍅

Be sure to also check out the best fertilizer for aroids for more options! Also, here is the price history so you know exactly when to buy!

Price history for Espoma Tomato-Tone on Amazon

Best for Heavy Yield: Espoma Tomato-Tone

Espoma Organic Tomato-Tone 3-4-6 with 8% Calcium. Organic Fertilizer for All Types of Tomatoes and Vegetables. Promotes Flower and Fruit Production. 8 lb. Bag
Highlights
Promotes abundant tomatoes
High calcium content
Approved for organic gardening

We are thrilled to introduce Espoma Organic Tomato-Tone, our pick for the "Best for Heavy Yield".

If you're on a mission for plump, abundant tomatoes, this fertilizer is your secret weapon.

With a unique 3-4-6 nutrient blend and an impressive 8% calcium content, it fights off issues like blossom end rot while ensuring your plants grow robustly.

Whether you're nurturing heirloom or hybrid varieties, this environmentally safe option is perfect for all your gardening needs.

Just sprinkle it around the drip line and watch those tomatoes flourish!

We love that it's made in the USA and approved for organic gardening—what's not to love?

Be sure to also check out the best liquid fertilizer for watermelon for more options! Also, here is the price history so you know exactly when to buy!

Price history for Espoma Tomato-Tone on Amazon

Humboldts Secret

Humboldts Secret Calcium, Magnesium and Iron Supplement – Hydroponic Supplies – Liquid Nutrient Fertilizer – Supports Vegetative and Flowering Stage – 1 Gallon
Highlights
Corrects nutrient deficiencies
Suitable for various setups
Effective for tomato plants

If you're on the hunt for the best tomato fertilizer with calcium, look no further than Humboldts Secret's CalMag & Iron!

We found this liquid gold to be an absolute game-changer for our garden.

Its unique blend of calcium, magnesium, and chelated iron works wonders in correcting common plant deficiencies.

Whether you’re tending to tomatoes in soil, hydroponics, or container gardens, this formula delivers optimal nutrient uptake and absorption.

Just keep in mind that it requires careful mixing to achieve the best results.

With a stellar rating of 4.6 stars from over 1,800 reviews, it’s a solid choice for flourishing plants and bountiful yields!

Be sure to also check out the best liquid fertilizer for arborvitae for more options! Also, here is the price history so you know exactly when to buy!

Price history for Humboldts Secret on Amazon

Bloom City Cal-Mag Fertilizer

Bloom City Professional Grade Ultra Pure Cal-Mag Growing Fertilizer, Quart (32 oz)
Highlights
Easy to mix
Nutrient-rich formula
Suitable for all skill levels

We’re excited to introduce the Bloom City Cal Mag Fertilizer, a standout choice for anyone looking to give their tomatoes a nutritional boost.

With easy mixing instructions—just add 2-5ml per gallon—you can effortlessly incorporate this into your routine.

This nutrient-focused formula is packed with calcium and magnesium, which are essential for maintaining strong stems and radiant leaves.

We love its versatility; whether you’re nurturing houseplants or tending to outdoor gardens, this fertilizer works wonders in various settings.

Suitable for gardeners of all skill levels, it supports consistent growth and vibrant leaf color.

Don’t miss out on this reliable addition to your gardening arsenal!

Be sure to also check out the best monstera fertilizer for more options! Also, here is the price history so you know exactly when to buy!

Price history for Bloom City Cal-Mag Fertilizer on Amazon

Cz Garden Supply Calcium Nitrate Tomato Fertilizer with Calcium

Calcium Nitrate 15.5-0-0 Fertilizer - Made in USA - 5LB Greenhouse Grade Plant Food for Hydroponics, Plants & Gardens – Fruit, Vegetables. Blossom End Rot Tomatoes
Highlights
Premium quality ingredients
100% water soluble
Effective for tomato growth

When it comes to nurturing your tomatoes, we can't get enough of Cz Garden Calcium Nitrate 15.5-0-0.

This premium quality fertilizer is a game-changer, combining 15.5% nitrogen with 19% calcium—perfect for promoting lush, hearty growth.

Its 100% water-soluble formula ensures that your plants soak up every drop without that pesky oily residue you might find in lower-grade options.

Whether you're using hydroponics or traditional soil, this fertilizer fits seamlessly into your feeding schedule.

Just a heads up, while it’s fantastic for tomatoes, some particle matter might settle.

Overall, it's an excellent choice for green-thumbed enthusiasts!

Be sure to also check out the best acid fertilizer for more options! Also, here is the price history so you know exactly when to buy!

Price history for Cz Garden Supply Calcium Nitrate on Amazon

Farmer's Secret Tomato Booster

Tomato Booster Fertilizer (32oz) - Super Concentrated - 3:8:7 Ratio Fortified with Humic Acid, Iron and Calcium - Grow More Tomatoes
Highlights
Formulated for all tomato types
Highly concentrated formula
Liquid form enhances nutrient absorption

With Farmer's Secret Tomato Fertilizer, you’re in for a flavorful ride!

This professionally formulated plant food is designed to help you cultivate bigger, juicier, and plumper tomatoes throughout their entire life cycle.

It’s super concentrated, so just two teaspoons mixed with a gallon of water does wonders—less is definitely more here!

Bottled with pride in Kentucky, this fertilizer brings the science of agriculture right to your backyard.

While results may vary with climate conditions, the liquid formula enhances nutrient absorption beautifully.

Join us in unlocking the secrets to bountiful tomatoes—your garden will thank you!

Be sure to also check out the best fertilizer 15-15-15 for more options! Also, here is the price history so you know exactly when to buy!

Price history for Farmer's Secret Tomato Booster on Amazon

Jack's Classic Fertilizer

Jack's Classic 12-15-30 Tomato Feed Water-Soluble Fertilizer with Micronutrients for Plant Growth and Abundant Fruit Set in Blooming Vegetable Plants, 1.5lbs
Highlights
Rich in micronutrients
Cost-effective compared to liquids
Promotes vigorous plant growth

When it comes to nurturing tomato plants, we’ve found that Jack's Classic Tomato FeED truly stands out!

With a 12-15-30 analysis, this fertilizer promotes vigorous growth from roots to those luscious green leaves, perfect for blooming veggies.

We love the versatility—use it as a foliar or root feeding option, making it easy to adapt to your garden’s needs.

Plus, its water-soluble powder goes further than liquid fertilizers, ensuring you get multiple gallons of nourishment!

The included measuring spoon makes mixing a breeze.

While it has a slightly higher initial price, the rich micronutrients ensure your tomatoes thrive without requiring extra feeding. Grow on!

Be sure to also check out the best liquid fertilizer for hibiscus for more options! Also, here is the price history so you know exactly when to buy!

Price history for Jack's Classic Fertilizer on Amazon

Jobe's Organics Tomato Fertilizer with Calcium

Jobe’s Organics Granular Garden Fertilizer, Easy Plant Care Fertilizer for Vegetable Gardens and Tomato Plants, 4 lbs Bag
Highlights
Certified organic
Fast-acting results
Simple application process

When it comes to elevating your tomato game, Jobe's Organics Tomato Fertilizer is a top contender!

With a well-balanced 2-5-3 NPK formula, this organic gem is designed to boost your plants' root development and foliage.

We love that it's OMRI listed, so you can garden with peace of mind, avoiding synthetic chemicals.

The 4-pound package is user-friendly, allowing you to easily measure how much to apply every 4-6 weeks.

Sure, it comes with a noticeable odor, but the results are fast-acting and worth it.

If you want vibrant, high-yield tomatoes, give Jobe's a try!

Be sure to also check out the best fertilizer for passion fruit for more options! Also, here is the price history so you know exactly when to buy!

Price history for Jobe's Organics on Amazon

Miracle-Gro Shake 'N Feed

Miracle-Gro Shake 'N Feed Tomato, Fruit and Vegetable Plant Food, For In-Ground and Container Plants, Feeds up to 3 Months, 1 lb.
Highlights
Easy to use
Budget-friendly
Continuous nutrient release

When it comes to nurturing our tomato plants, Miracle-Gro Shake 'N Feed Tomato, Fruit & Vegetable Plant Food is a winning choice.

We love that it feeds our garden for up to 3 months, ensuring a steady supply of nutrients both above and below the soil.

With calcium included, this formula helps create strong, resilient plants, yielding high-quality tomatoes that last longer.

Just sprinkle and work it into the top soil—watering afterward gets the party started!

While reapplication is needed every three months, the natural ingredients provide a balanced feed, keeping our garden vibrant and fruitful all season long.

Just be cautious to avoid over-fertilization, and your plants will thank you!

Be sure to also check out the best fertilizer for jasmine plant for more options! Also, here is the price history so you know exactly when to buy!

Price history for Miracle-Gro Shake 'N Feed on Amazon

ENVY Calcium Nitrate

ENVY Solution Grade Calcium Nitrate (15.5-0-0) Prevents Blossom End-Rot from Calcium Deficiency in Tomatoes & Peppers (3.0 lb)
Highlights
Prevents blossom end rot
Easy to use
High nutrient concentration

When it comes to nourishing your tomatoes, we’ve found a standout that deserves attention: ENVY's Calcium Nitrate.

This powerhouse offers a great solution for preventing blossom end rot with its 19% Calcium and 15.5% Nitrogen content.

We love how it keeps hydro systems squeaky clean—no oily residue here!

The 100% water-soluble formula ensures even nutrient distribution, making it easy to use and effective in treating calcium deficiency.

Plus, the resealable pouch and included measuring scoop make storage a breeze.

Although it requires multiple applications and comes in a limited bag size, the results are absolutely worth it for any serious gardener!

Be sure to also check out the best fertilizer acid loving plants for more options! Also, here is the price history so you know exactly when to buy!

Price history for ENVY Calcium Nitrate on Amazon

Burpee Bone Meal Fertilizer Tomato Fertilizer with Calcium

Burpee Bone Meal Fertilizer | Add to Potting Soil | Strong Root Development | OMRI Listed for Organic Gardening | for Tomatoes, Peppers, and Bulbs, 1-Pack, 3 lb (1 Pack)
Highlights
Strong root development
Organic certified
Ideal for fall planting

When it comes to finding the best tomato fertilizer with calcium, we can’t help but rave about Burpee’s Organic Bone Meal!

This powerhouse promotes stronger root development, ensuring your tomatoes grow vibrant and delicious.

The slow breakdown release of nutrients supports healthy growth throughout the season, making it a fantastic addition to your soil or potting mix.

Plus, it’s OMRI certified for organic gardening, so you can garden with confidence.

Just remember, while it may seem a bit pricey, the results speak for themselves.

Not to mention, it can help naturally deter those garden-raiding rabbits.

Let’s dig in and grow together!

Be sure to also check out the best fertilizer for lucky bamboo for more options! Also, here is the price history so you know exactly when to buy!

Price history for Burpee Bone Meal Fertilizer on Amazon

Botanicare Cal-Mag Plus

Botanicare Cal-Mag Plus, A Calcium, Magnesium, And Iron Plant Supplement, Corrects Common Plant Deficiencies, Add To Water Or Use As A Spray, 2-0-0 NPK, Quart
Highlights
High-quality formulation
Effective for calcium deficiency
Versatile for various plants

When it comes to keeping your tomatoes thriving, we highly recommend Botanicare's Cal-Mag Plus.

This liquid supplement is packed with fortified calcium, magnesium, and iron, making it a fantastic solution to common deficiencies.

It's easy to incorporate into your routine—just mix it with water, and you’re on your way to enhanced growth!

While it may require a bit of regular mixing and multiple applications, the results are certainly worth it.

Use it in containers, coco, or hydro gardens to promote strong root development.

Trust us, your tomato plants will thank you with bountiful harvests!

Be sure to also check out the best fertilizer for yews for more options! Also, here is the price history so you know exactly when to buy!

Price history for Botanicare Cal-Mag Plus on Amazon

Southern Ag

Southern Ag Stop Blossom-End Rot of Tomatoes, 32oz - 1 Quart
Highlights
Prevents blossom end rot
Effective leaf/stem application
Quick soil absorption

When it comes to boosting your tomato plants, Southern Ag's Calcium Fertilizer stands out as a game changer.

This liquid miracle not only corrects calcium deficiency but also prevents blossom-end rot, ensuring your tomatoes stay juicy and rot-free.

We love how it offers quick absorption into the soil, delivering nutrients right where your plants need them.

While the application instructions might feel a bit complex at first, the results are worth it.

Just keep an eye on the leaves – you might notice some browning.

Overall, if you want to grow robust tomatoes, this fertilizer is a solid choice!

Be sure to also check out the best fertilizer for mango trees for more options! Also, here is the price history so you know exactly when to buy!

Price history for Southern Ag on Amazon

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