Without a grinder, a small stump can be dug out by hand, and a larger one can be rotted down over one to three years by drilling holes in it and feeding the decay with nitrogen fertilizer. Epsom salt is not backed by any extension research we could find, and burning a stump is slow, hard to control and restricted in many places, so check the rules where you live first.
What works, what is slow and what to skip
There are four do-it-yourself methods people ask about: digging, rotting, chemicals and fire. University extension services have looked at all of them. Digging works and is quick on small stumps. Rotting works on any stump and takes years, though you can shorten it. Chemical stump removers are mostly fertilizer and behave like the rotting method. Burning is the one Iowa State Extension files under methods to avoid. The sections below take them one at a time. Whichever you choose, contact 811 before you dig so public utility lines are located, and find your own irrigation, lighting cable and septic lines, which 811 does not mark.
Digging a stump out by hand
Iowa State University Extension describes digging as quick and practical for stumps up to about twelve inches across. An Illinois Extension horticulturist puts his own limit nearer six. The method is the same either way. Dig a trench around the stump, deep enough to get at the side roots. Cut each side root with an axe, a mattock or a saw you do not mind ruining. Then lever the stump over with a long steel bar and cut what is under it. If the tree is not down yet, leaving the stump four to six feet tall gives you a handle to rock it with. Fill the hole with soil and expect it to settle.
Rotting a stump faster with nitrogen
Left alone, a stump can take ten years or more to rot. Iowa State says the sped-up version usually leaves a stump you can break apart with a spade in one to three years. Cut it as low as you can. Drill holes about an inch wide and at least ten inches deep, no more than a foot apart. Fill each with slow-release fertilizer that is high in nitrogen, top the holes with soil, and cover the stump with soil or sod so it stays damp. Decay fungi do the work, and they need moisture, so a stump that dries out goes slowly. Illinois Extension adds that wood sitting under water also rots very slowly, so the spot needs to drain.
Chemical stump removers
Most products sold as stump remover are nitrates, often potassium nitrate, which is a nitrogen fertilizer. Iowa State says they tend to be simply a form of fertilizer and that regular fertilizers can work just as well. Illinois Extension cites research that chemical treatment speeds decay by around a quarter, and is plain about the limits: it will not liquefy a stump overnight. Follow the label so nearby plants are not harmed. Herbicide is a separate thing. Painted on a fresh cut it can stop a live stump from sprouting, but it does nothing to help the wood rot. If sprouts are the worry, read whether tree stumps grow back.
Epsom salt and rock salt
Epsom salt is all over the internet as a stump killer. We could not find a university extension source that recommends it, and the stump removal guides from Iowa State and Illinois Extension do not list it as a method. The idea is that salt dries the wood out. Illinois Extension points out the catch with salts in general: they also harm the living decay organisms that would rot the stump for you. And salt that washes into the soil does the lawn and nearby plants no favors. If you want to speed a stump along with something from a bag, the evidence points to nitrogen fertilizer, not salt.
Burning a stump
Iowa State Extension lists burning under methods to avoid. A stump fire can burn for days, it is hard to control and put out, and fuel poured on it can leach into the soil. The rules matter as well. In North Carolina, the Division of Air Quality says residential yard waste may be burned only between 8 a.m. and 6 p.m. and only if public pickup is not available, and that local ordinances, burn bans and N.C. Forest Service permit rules can also apply. In South Carolina, outside city and town limits, state law requires you to notify the S.C. Forestry Commission before burning outdoors, clear a firebreak and stay with the fire. Neither agency's page spells out how a yard stump is treated, and many towns set their own rules. Call your fire department or county first.
Pulling it with a truck, and other bad ideas
A chain round the stump and a pickup in low gear looks simple. Iowa State warns that chains and ropes that slip or break under load can do serious harm to people and property, and Illinois Extension notes that the usual result is a repair bill for the truck. Roots hold far more than they appear to. A stump is pulled safely by cutting the roots first and lifting with a machine built for it. That is what full stump removal is: an excavator or loader lifts the root ball out whole, it leaves on a trailer, and the hole is backfilled.
When a machine is the sensible answer
Hand methods run out of road quickly. A stump wider than a foot, a dense hardwood, a stump beside a foundation or a fence, or a spot you want to use this season and not three years from now all point to a machine. You can rent one, and our guide on stump grinder rental versus hiring it done is even-handed about when that pays. Or have it ground: stump grinding takes the stump below grade in passes without tearing up the ground around it, and a straightforward stump is minutes of work once the machine is beside it.
Common Questions
Does Epsom salt really get rid of a tree stump?
There is no extension research we could find that backs it. Salts dry the wood, but Illinois Extension notes they also harm the decay organisms that break a stump down, and salt in the soil is hard on nearby plants. Nitrogen fertilizer in drilled holes is the method extension services describe.
How long does a stump take to rot on its own?
Often ten years or more, according to Iowa State University Extension, depending on the species, moisture and the fungi present. Cutting it low, drilling holes, adding nitrogen fertilizer and keeping it covered and damp usually brings that down to between one and three years before a spade will break it up.
Is it legal to burn out a tree stump in North Carolina or South Carolina?
It depends on where you are, so check first. North Carolina's air quality rules limit residential yard waste burning by hours and by whether public pickup is available, and local ordinances and N.C. Forest Service permit rules can apply. South Carolina requires notifying the Forestry Commission outside city and town limits. Towns often have their own rules. Ask your fire department or county how a stump is treated.
What to Do Next
If the stump is bigger than a shovel job, send a photo and we will tell you straight whether grinding or lifting it out whole is the better fit. Call (828) 574-4474 or send two photos and your town.