The Radius Garden Root Slayer is a popular tool, and fairly so. But if you're searching for an alternative, you probably have a reason: the 5.5 pound weight, the serrated edge you can't easily resharpen at home, an O-handle that doesn't fit your grip, or simply wanting to see the field before spending sixty dollars.
Full disclosure before anything else: we make the first tool on this list. This is our roundup, published on our store, and you should read our top pick with that in mind. We've tried to earn your trust the only way a biased source can, by being straight about what every tool here does well, including the ones we don't sell, and by marking anything we couldn't verify.
Here are five genuine alternatives, from a premium nursery tool to a budget option that costs less than a tank of gas.
1. Spear Head Spade SHFD3 (Our Pick, and Yes, We Make It)
$60 direct, in Red, Lavender, or Yellow the SHFD3 with D-grip
Our answer to root cutting is the opposite of serration: a smooth spear-pointed blade, beveled and pre-sharpened from tip to tail at a 35 degree angle, in high carbon manganese steel about 33 percent thicker and 25 percent harder than standard shovels. The point concentrates foot pressure to penetrate, then the sharpened shoulders slice roots as the blade sinks. No teeth to catch, nothing to snag, and when the edge eventually dulls, ten strokes of a mill file bring it back.
The steel-reinforced fiberglass handle keeps it noticeably lighter in the hand than the Root Slayer, and forward-bent footrests give your boot a real platform. There's also a 58 inch long-handle version for leverage the SHLF2 long handle spade and a 30 inch mini for tight beds the SHMini. Around 600,000 have sold, and the design survived QVC's drop testing.
Who it suits: gardeners who dig regularly, garden in clay or rocky soil, want a maintainable edge, or want handle options for their body. The full head-to-head is in our Spear Head vs Root Slayer comparison see it here.
2. King of Spades All-Steel Nursery Spade (A.M. Leonard)
About $160 at A.M. Leonard (amleo.com)
This is the professional's root cutter, the tool you'll find on nursery crews doing balling and root pruning all day. Construction is all steel: aircraft-quality alloy tubing, a zinc-plated rust-resistant finish, and a heat-treated 12-gauge alloy steel blade that arrives mill-sharpened. Blades come in 13 or 15 inch lengths with D-grip or straight handles, and the long, narrow profile drives deep for undercutting root balls.
The honest trade-offs: all-steel construction means real weight and cold hands in shoulder seasons, the tool transmits shock to your arms in rocky ground, and it's priced and built for people who use a spade forty hours a week. A.M. Leonard backs it with their 30 day guarantee.
Who it suits: landscape professionals, serious hobbyists who destroy ordinary tools, and anyone doing regular ball-and-burlap transplanting.
3. Root Assassin 48 Inch Shovel/Saw
Typically around $50; sold via Amazon, Lowe's, and rootassassintools.com
The Root Assassin leans all the way into the sawing idea: a long, narrow 16.5 inch blade that tapers from 6 inches down to 3, with 20 serrated teeth running up each side. You dig with a push-pull sawing motion, and the teeth cut on the way in and the way out. It's all steel, 48 inches overall, a reasonable 4 pounds, and carries a lifetime replacement guarantee from the manufacturer.
The design is genuinely clever for its specialty: trenching alongside roots, working around stumps, and cutting in narrow spots where a full-width blade won't fit. The trade-off is the same narrowness. That slim blade moves very little soil, so digging an ordinary planting hole takes noticeably longer, and like all serrated edges, the teeth are difficult to resharpen at home once they dull.
Who it suits: gardeners whose root problems outnumber their digging problems, stump removers, and anyone working in tight quarters between established plants.
4. Fiskars Steel D-Handle Digging Shovel
About $30, widely stocked at Lowe's, Home Depot, and Ace
The sensible big-box option. Fiskars' 46 inch digging shovel is welded all-steel construction with a pointed blade, a teardrop-profile shaft, and the durability Fiskars is known for, backed by their lifetime warranty. It's everywhere, so you can hold one before buying, and it will outlast several wooden-handled hardware store shovels.
The honest limitation: it's a digging shovel, not a root specialist. The pointed blade penetrates well, but the edge arrives shovel-blunt, so against real roots it crushes more than it cuts until you take a file to it. All-steel also means more weight than fiberglass and a cold shaft in early spring. Sharpened, it becomes a respectable occasional root cutter.
Who it suits: gardeners who need one durable general-purpose shovel, hit roots occasionally rather than constantly, and want to buy locally today.
5. The Budget Sleeper: A Sharpened Drain Spade
Typically $25 to $40 at any hardware store
Here's the option nobody sells because there's nothing to sell. A drain spade, sometimes called a sharpshooter, is the long, narrow-bladed spade plumbers use for trenching. Take a standard one home, clamp it, and spend twenty minutes with a $10 mill file putting a real bevel on the edge. You now own a functional root cutter for the price of a pizza dinner.
The trade-offs are exactly what the price implies. Big-box drain spades are stamped from thinner, softer steel, so the edge you file will roll or dent on rocks and need frequent touch-ups. The narrow blade has little room for your boot, and the handles are usually wood, which weathers and loosens. But for one project, or a genuinely tight budget, it beats bouncing on a blunt scoop shovel by a mile.
Who it suits: one-project gardeners, tight budgets, and anyone who enjoys getting the most out of a file and a cheap tool.
Side by Side
Specs from manufacturer and retailer listings as of July 2026. Verify prices before publish; retail fluctuates.
| Tool | Price | Blade | Edge | Handle | Best for |
|---|---|---|---|---|---|
| Spear Head Spade SHFD3 | $60 | Spear point, 9" x 11", high carbon manganese steel | Smooth 35 degree bevel, sharpened tip to tail, file-maintainable | Steel-reinforced fiberglass, D-grip; 58" and 30" versions | Regular diggers, clay and rocky soil |
| King of Spades | ~$160 | 13" or 15" heat-treated 12-gauge alloy, long and narrow | Mill-sharpened bevel | All steel, D-grip or straight | Professionals, root balling |
| Root Assassin 48" | ~$50 | 16.5" tapered, 6" to 3" wide | 20 serrated teeth per side | All steel, poly D-grip, 48" | Root sawing, stumps, tight spots |
| Fiskars digging shovel | ~$30 | Pointed digging blade, welded steel | Unsharpened out of the box | All steel, D-handle, 46" | General digging, occasional roots |
| Sharpened drain spade | $25 to $40 | Long narrow trenching blade | DIY file bevel | Usually wood | One project, tight budgets |
The Bottom Line
If roots are a constant in your garden, buy a tool with a real sharpened edge you can maintain, and pick the handle format that fits your body. We think that's the SHFD3, and we've explained why, but we'd rather you buy the King of Spades or file a drain spade sharp than keep jumping on a blunt shovel.
If you want to see what a pre-sharpened spear point does to the roots that have been winning, the Spear Head Spade SHFD3 is here the SHFD3 with D-grip. Either way, stop digging with a butter knife.