Learn how to choose the perfect auger diameter for your landscaping or gardening project with the auger bit size chart below. Then, find out how to power your planting auger properly for the best possible performance.
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Get the Right Auger Diameter
2`` Diameter
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Great For:
Planting annuals, grass plugs, and bare root saplings
Installing beach umbrellas and beach volleyball nets
Drilling holes to install termite bait stations (ie. Sentricon Stations)
Installing a sand fence or a snow fence
Horizontal boring (ex: under sidewalks)
Installing soil moisture probes
Anchors or stakes for trees
Installing real estate signs
Deep root fertilization
Tree aeration
And more!
3`` Diameter
[products columns="2" ids="7936,7910,7924"]
Great For:
Planting 3-inch potted plants, bare root trees, bulbs, vegetables, and shrubs
Horizontal boring (ex: under sidewalks)
Installing a sand fence or a snow fence
Drilling holes to install termite bait stations (ie. Advance Stations)
Cleaning clogged PVC drainage pipes
Digging holes for small game traps
Mixing small batches of cement
Tilling small planter boxes
Installing real estate signs
Small Fence post hole digging
Mixing paint and mortar
Mixing polymers in soil
Mixing fertilizer
Mixing seeds
And more!
4`` & 5`` Diameter
[products columns="2" ids="7947,7941"]
Great For:
Planting 3-inch potted plants, bare root trees, large bulbs, and shrubs
Planting quart pot-sized annuals or perennials
Cleaning clogged PVC drainage pipes
Post hole digging for fence posts
Fence post hole digging
Installing real estate signs
And more!
7`` Diameter
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Great For:
Planting multiple bulbs into a single hole
Planting 1-gallon potted plants
Installing real estate signs
Fence post installation
4×4 post hole digging
And more!
8``-9`` Diameter
[products columns="2" ids="7962,7965"]
Great For:
Planting 1-gallon and 2-gallon potted plants
Getting extra space around the root base of 1- or 2-gallon plants
6×6 post hole digging (9″ diameter recommended)
Installing real estate signs
Fence post installation
And more!
Compare Auger Sizes
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Some augers are taller than they seem. Use this chart to help compare sizes. Click to enlarge.
Options for Your Auger
Please see the FAQs section for more information about the different options available for our planting augers and check out other auger applications here: auger applications.
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POWER PLANTER and the Power Planter design mark are registered trademarks of Power Planter, Inc.
DEWALT and its yellow and black color combination are registered trademarks of The Black & Decker Corporation. The Black & Decker Corporation and DEWALT have not manufactured or endorsed any Power Planter products or their use with any DEWALT products.
Safety Notice
To reduce risk of injury, user must read DEWALT instruction manual before operating DEWALT product. Always use ANSI Z87.1 eye protection and proper respiratory protection. Keep hands and body clear of sharp edges and moving parts.