🌱 Elevate your plant game with Bloom City’s pure Cal-Mag power!
Bloom City Professional Grade Ultra Pure Cal-Mag Fertilizer is a 32 oz concentrated liquid formula delivering essential calcium and magnesium to support strong stems and vibrant foliage. Suitable for all plant types and growing methods—including soil and hydroponics—this easy-to-mix nutrient solution prevents deficiencies and promotes rapid, visible improvements in plant health. Trusted by over 6,500 users with a 4.7-star rating, it dissolves cleanly without clogging irrigation systems, making it a must-have for both novice and expert gardeners.
| ASIN | B073ZNQWCM |
| Application Method | Watered-in fertilizer, Foliar spray |
| Brand | Bloom City |
| Brand Name | Bloom City |
| Coverage | Full |
| Customer Reviews | 4.6 out of 5 stars 6,576 Reviews |
| Item Form | Liquid |
| Item Highlight | Helps Reduce Blossom End Rot, Corrects Deficiencies, Boost Calcium Uptake, Made for Hydro & Soil, Supports Tomatoes & Peppers |
| Item Weight | 32 Ounces |
| Item form | Liquid |
| Item weight | 32 Ounces |
| Liquid Volume | 32 Fluid Ounces |
| Liquid volume | 32 Fluid Ounces |
| Manufacturer | Bloom City |
| Mixing Ratio | x mL per 1 gallon of water |
| Number of Items | 1 |
| Part Number | BCALMAG1Q |
| Specific Uses For Product | Organic |
| Specific uses for product | Organic |
| Target Species | plants |
| UPC | 841401125141 |
| Unit Count | 32 Fluid Ounces |
D**T
Great product!
Did wonders for my plants! Will definitely purchase again.
J**W
Best plant fertilizer
I’ve been using the Bloom City Professional Grade Ultra Pure Cal-Mag (32 oz) for my plants, and I’m very impressed with the results. It’s made a noticeable difference in overall plant health—especially with preventing calcium and magnesium deficiencies that can show up as yellowing leaves or weak growth. The formula is clean and easy to mix, and a little goes a long way. I’ve used it with both soil and hydro setups, and it works great across the board. My plants look greener, stronger, and more vibrant since adding this to my routine. Another big plus is that it doesn’t cause buildup or clogging in my system, which I’ve had issues with in the past when using other brands. If you’re growing vegetables, houseplants, or anything that needs that extra nutrient boost, this is definitely worth trying. Reliable quality and consistent results. I'll be buying again!
L**I
Great product will buy again
This took care of blossom end rot on my tomatoes really quickly, I will be using this every year, hurray…big beautiful tomatoes!
A**R
Make stronger
Works
T**I
Tomatoes love this!!!
Tomatoes love this fertilizer definitely a good buy!
Trustpilot
1 month ago
3 weeks ago