Ditch Expensive Aerators: This Highly Rated Solution Is Under $30

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If your lawn is looking a little worse for wear, you may be wondering if it's time to invest in an expensive aerator. Over time, lawn mowers, foot traffic, and extreme weather can compact the soil underneath your grass. That makes it harder for water, air, and nutrients to reach the roots, leading to bare patches and scraggly spots. Instead of spending hundreds of dollars on a pull-behind plug aerator that's a hassle to hook up, there's a highly-rated solution on sale under $30 on Amazon, at the time of publication, that may be worth a look.

The Walensee Manual Lawn Aerator Tool relies on a series of 15 sharp iron spikes attached to a heavy-duty metal plate that create tiny channels into the ground. An alternative to spiked aerator shoes, the popular tool has a U-shaped design welded opposite its 2.8-inch spikes. It attaches to a T-shaped handle with ergonomic grips on both sides that allow the user to control exactly where aeration is needed before stepping onto the plate through the U-shape, driving the spikes into the ground.

The Walensee Manual Lawn Aerator Tool has a 4.2-star rating, with customers appreciating its sturdy construction, simple assembly, and lightweight design. "It effortlessly loosens soil and thatch, allowing air, water, and fertilizer to penetrate deep into the root system. The results have been nothing short of amazing," wrote one satisfied user who echoed many others. Because the tool covers just under 10 inches of ground at a time, and requires significant manual effort, it may not be the right choice for everyone. As another user put it, "It does take a lot of work if you have a large lawn." But size and value aren't the only factors you should consider before making the investment in this spike aerator.

Figuring out how and when to aerate your lawn is one thing, but choosing between Amazon's affordable spike aerator and an expensive core aerator is another. Spike aerators like the Walensee tool are ideal for sandy and loamy conditions, which typically drain way more easily than heavy clay. Since the tool relies totally on leg strength, the narrow tines will push into softer ground much more easily than compacted soil. This has the potential to reduce fatigue, and could be much easier than pushing a heavy core aerator along sloped lawns or crawling underneath a tow-behind model to hook it up. Meanwhile, the small openings left behind can help improve airflow by loosening up soil without removing giant plugs. This makes the highly-rated solution a more practical option for lawns that need a little help in targeted spots rather than widespread areas.

The small rows of openings the Walensee tool leaves behind can be extremely useful when overseeding or applying fertilizer. That's because to get the best results when overseeding a lawn in fall or fertilizing it in the spring, it's critical that the seeds or nutrients reach the soil instead of just sitting on grass where they're easily washed or blown away. Plus, spike aerators don't pull giant soil plugs out of the ground like core aerators do, meaning you won't have to deal with messy dirt cores after a long day of yard work. Of course, there is a tradeoff. The Walensee tool won't provide all the benefits of core aeration, which is the better choice if you're less worried about seeding and fertilizing your grass than loosening severely compacted ground.