Best Garden Fertilizers of 2026

"I've noticed my houseplants are thriving and even in the middle of winter they're still growing beautifully. The fertilizer is easy to use and the quality is impressive. I can see a big difference in my plants' health after using this."

"The convenience is unbeatable—no mixing, no mess, just a quick squirt and water. My indoor plants look fantastic and I love not having to deal with complicated instructions or cleanup."

"After using Miracle-Gro Indoor Plant Food, my snake plants, peace lilies, and herbs have become greener, fuller, and much healthier. The two-pack is great value, and I definitely recommend it for anyone wanting their indoor plants to thrive."

"I've noticed a remarkable turnaround in my plants' health since using this fertilizer. Leaves are greener, new growth appears fast, and the generous package size means I won’t need to restock for ages. It’s so simple to mix and apply, and perfect for anyone who wants reliable results without complicated steps."

"This stuff is like magic for my plants. No matter how much or little attention I give them, they look better and stay alive. I even got some for my mom, who isn’t exactly a plant expert, and her plants are thriving now too."

"I have a lot of smaller houseplants and while I wish the price was a bit more affordable, I can’t deny how much healthier and perkier my plants look after every use. The instructions are easy, the bottle seals well, and the results are consistently impressive—I just think it would be perfect if it was a little more cost-effective."

"After dealing with a major flea infestation, I tried this product and was amazed by the results. It's extremely effective at eliminating fleas and safe for both my family and pets. I noticed a significant drop in fleas after just one use, and now I regularly mix it with my cat’s food for added protection. I’m genuinely impressed and grateful for how well it works."

"I’ve used Harris brand DE for so many things! It’s my go-to for bug control, deworming pets, and even garden pests. It’s non-toxic, works well with peppermint spray, and is inexpensive. The duster tool is handy once you get the hang of it. Highly recommend it to anyone!"

"We rescued a puppy who brought fleas into our home, and after trying various products, this one finally solved our problem. It’s a much safer option than traditional pesticides and worked wonders on our carpets. The powder is a bit fine and tricky to vacuum, but overall, I’m very pleased with the results."

"I was amazed by how easy and mess-free HARRIS Diatomaceous Earth was to use—even my toddler could handle it! After applying it near our basement entrance, we went from seeing 10+ ants a day to none within a month. I also noticed a significant drop in cockroaches while using it in Hawaii. It's safe, affordable, and highly effective—I definitely recommend it."

"I used this on my Hibiscus soil to deal with gnats. After about a week, the gnat problem was completely gone. It didn't work instantly, but with patience, it did the job. I just mixed the leftover powder into the soil after I stopped seeing gnats."

"Dealing with a severe cockroach infestation, I tried this as a more natural, food-grade solution. With regular, careful application, the number of cockroaches dropped dramatically over a few months. It's still a temporary fix, but now my home is much more livable. Way more affordable than hiring professionals!"

"I've relied on Miracle-Gro for years and found it superior to other brands. The blue granules dissolve quickly and are simple to apply. My plants, including houseplants and vegetables, look healthier and greener within a week. I especially appreciate that it doesn't have a strong smell and the value is excellent for the price. I use it everywhere—from my patio pots to my lawn—and it never disappoints."

"Honestly, I'm not a gardening expert, but this fertilizer is foolproof and easy to mix. Even my houseplants and patio containers perked up after just a few weeks. The visible growth boost on my pothos and peace lilies surprised me. The key is to start with half-strength so you don't risk burning your plants, but overall, it's a great inexpensive option for casual plant owners."

"Every time I use this, my plants seem bigger almost overnight—it's actually fun to see the results! I love that it's so easy and enjoyable to use, and even though it sometimes turns my fingers blue, the included measuring cup helps a lot. I definitely notice a difference when I run out; my garden truly thrives with this product."

"I've been using this spray for about six months, and my orchids have started blooming again—some with multiple branches! I truly recommend this to anyone who loves orchids. This product really works and keeps my orchids thriving."

"I received an orchid as a gift, and honestly, I've never been great with plants. After a few weeks of struggling, I tried this fertilizer, and the results blew me away. Now, with just a weekly spray and some water, my orchid is healthy and growing strong. Highly recommend it!"

"After years of trying different fertilizers, this is by far the easiest to apply and the most effective. I have several orchids, and since using this product, I've seen more blooms and even baby plants growing. I'll definitely keep using it."

"I've experimented with several rooting products, but Bonide Bontone II stands out for its reliability and effectiveness. Application is a breeze—just dip and plant. My cuttings that usually struggle now develop strong, healthy roots quickly. Even plants I doubted would survive are now thriving, and the product stretches a long way thanks to the generous container size."

"This rooting powder has become essential in my gardening arsenal. Using it on softwood cuttings, I observed rapid root growth. I also tried it with seeds and bulbs and noticed a significant improvement across flowers, vegetables, and fruit trees. Even though the bottle is small, a little goes far, and my transplants settle in much faster. Highly recommended for boosting plant success rates!"

"At first, I was skeptical, but after following the directions carefully, my plant cuttings rooted well and began growing. It's important to use it as instructed, and now I have several healthy new plants. Definitely a good buy for propagation projects."

"I love how easy and mess-free these spikes are to use. After repotting, my plants were droopy, but once I started using these, they perked up incredibly fast—much quicker than I expected. Stronger stems, brighter leaves, and overall healthier growth appeared within just a week. For anyone wanting a hassle-free solution that really works, this is unbeatable."

"Maintaining my indoor garden is so much simpler now. Since I started using these spikes, I’ve noticed much greener, fuller plants and more frequent blooms, even with the trickiest species like ferns. The long-lasting effects and continuous nourishment mean I don’t have to worry about fertilizing for months. I trust Miracle-Gro’s quality and I’m thrilled with the dramatic improvement in my plants’ health."

"After trying these spikes for my indoor and patio plants, as well as some larger trees, I saw noticeable new growth and healthier leaves within a couple of weeks. The clear instructions and lack of harsh smell are a major plus, and there’s been no bug problem like I’ve had with other fertilizers. If you want an effortless way to boost your plants' health, these are a great value."

"Since using this fertilizer, I've noticed significantly improved vitality and lush growth in all my indoor plants, from my peace lily to my money tree. What I appreciate most is how effortlessly it blends into water—no gritty mess, just quick mixing. The gentle formula gives me peace of mind against accidentally over-fertilizing. For anyone wanting an easy, effective solution, I definitely recommend it."

"I’ve been amazed at the explosive growth and new leaves on my houseplants since I started using this. My fiddle leaf fig, money tree, and succulents are all thriving like never before. It’s honestly like ‘plant crack’—the results speak for themselves!"

"I’ve tried other formulas that didn’t do much, but with this one, my plants are growing faster and look much healthier. Plus, there’s no smell and the price is right. My houseplants clearly love it, and I do too."