For farmers and landowners
Manure Composting in Texas: The Simplest Way to Start Building Soil
Manure is the most available organic material in the region and the one that keeps a composting site in the least complicated regulatory category. For a farm considering hosting for the first time, that combination is hard to beat.
OnFarmCompost delivers animal manure and source-separated organics to partner farms, then sheet-composts the material in managed layers on the land that will use it. The finished compost stays on that farm. Manure is worth its own page because it behaves differently from food waste in three ways that matter to a landowner: availability, recipe, and regulatory tier.
Why manure
Three reasons it is the easy starting feedstock
It is already local
Horse operations, cattle, and small livestock across Harris and Fort Bend County produce it continuously. Nothing has to be trucked in from another region for the material to exist.
It carries nutrients and structure
Manure brings nitrogen and organic material into a compost recipe, which is why it pairs with carbon sources rather than standing alone. Balance is set per site.
It keeps the site in the simplest tier
A parcel taking only manure and vegetative material sits in a different regulatory category than one taking meat, dairy, or fish. For a first-time partner farm, that difference is the whole ballgame.
Regulatory tier
Why the feedstock list decides the paperwork
Texas sorts composting operations by what they take in, not by how big they are. Under 30 TAC 332.3, source-separated vegetative material, clean wood, paper, and manure sit in the exempt tier. Material containing meat, fish, dairy, or oils and greases moves the operation into the notification tier. Sewage sludge sits in the registration tier, and grease-trap waste and unsorted mixed municipal waste require a permit.
The practical consequence for a landowner is direct: a parcel that receives only manure and vegetative material carries the least regulatory process of any composting arrangement available. A parcel that also takes food scraps containing meat or dairy does not, and that is a real difference in what is involved before the first load.
This is a general description of how the tiers work, not a determination for your site. Air, water, storage, nuisance, reporting, and local requirements can still apply, and classification is confirmed for the specific parcel and material before anything is delivered. Working that out is part of the service, not homework handed to the farmer.
The recipe
Manure needs carbon, not company
Manure is nitrogen-rich. Composted on its own it tends to go wet, dense, and smelly rather than turning into anything useful. Pairing it with carbon material is what makes the process work, and the ratio depends on the manure type, its moisture, and what carbon is available nearby, so it is set per site.
Pairs with
- Vegetative material and produce culls
- Clean wood material and yard trimmings
- Straw, hay, and other dry carbon sources
Stays out
- Grease-trap waste, which sits in the strictest regulatory tier
- Mixed municipal waste that has not been positively sorted
- Sewage sludge and biosolids
- Any load arriving mixed with packaging, film, or serviceware
This is also why a farm running manure at volume needs a reliable carbon and vegetative stream alongside it. Sourcing that balance is part of what a partner arrangement solves.
Manure removal
Stables, ranches, and small livestock operations
If you are on the other side of this and have manure accumulating faster than you can use it, it gets collected and taken to a farm that wants it. One operation's disposal problem is another's soil program, and the whole point of this business is standing in the middle of that.
Jobs are quoted individually rather than from a rate card, because a pile behind a barn and a loaded bunker are genuinely different work. What decides the number is volume, how it is stored, whether a vehicle can reach it, how much bedding is mixed in, and the distance to a receiving farm.
Straightforward
- Horse, cattle, goat, sheep, or poultry manure
- Straw, shavings, or sawdust bedding mixed in
- Stored where a vehicle and loader can reach it
- A recurring pile rather than a one-time cleanout
Declined or quoted higher
- Trash, wire, plastic feed bags, or baling twine mixed in
- Dead stock, which is a different regulatory category entirely
- Piles with no vehicle access or no firm ground
- Anything outside the service area
Call with the volume, the location, and how it is currently stored, and you will get a price or a straight no. Both are useful answers.
Evidence
What composted manure does and does not do
Compost application raising soil organic carbon is well supported by field trials. Building organic matter back into worked ground is the reason to do this, and it is the claim that holds up.
What it does not do is replace your fertilizer program or fix your water. Compost is not a drop-in fertilizer replacement, and on the heavy clay common near the Gulf Coast it does not meaningfully raise water-holding capacity. Nutrient content in manure-based compost also varies with the animal, the bedding, and the storage, so it is measured rather than assumed.
Baseline soil test before the first delivery, the same measurements afterward. That is the only way to know whether it worked on your ground rather than on someone else's.
Common questions
Manure composting FAQ
Does OnFarmCompost deliver manure to farms?
Yes. Animal manure delivery to partner farms in Harris County and Fort Bend County, Texas is one of the services offered to farmers and landowners, alongside source-separated organics delivery, land conditioning, and managed on-farm composting. What arrives, in what volume, and how often is fixed at the site visit before the first load.
I have manure to get rid of. Can you take it?
Yes, that is a service. Manure is collected from stables, ranches, and small livestock operations across the service area and delivered to farms that want it as a composting feedstock. Each job is quoted after the volume, access, and storage are known, because a pile behind a barn and a loaded bunker are different jobs. Call with the details and you will get a price or a straight no.
What does manure removal cost?
It is quoted per job rather than from a rate card. The load-bearing factors are volume, how the manure is stored, whether a vehicle can reach it, how much bedding is mixed in, and the distance to a receiving farm. Clean manure with straw or shavings is straightforward. Manure mixed with trash, wire, plastic feed bags, or dead stock is not, and may be declined outright.
Why does composting only manure and vegetative material keep things simpler?
Texas sorts composting operations into tiers by feedstock. Under 30 TAC 332.3, source-separated vegetative material, clean wood, paper, and manure sit in the exempt tier, while material containing meat, fish, dairy, or oils and greases moves the operation into the notification tier. A site handling only manure and vegetative material therefore carries less regulatory process than one taking mixed food waste. This is a general description of the tiers, not a determination for your site, and other air, water, storage, nuisance, and local requirements can still apply.
Can manure be composted on its own?
It is not usually the right recipe by itself. Manure is nitrogen-rich and needs carbon material to compost well, which is why it is paired with vegetative material, clean wood, straw, or hay. The working ratio depends on the manure type, its moisture, and what carbon is available locally, and it is set per site rather than from a chart.
How long does manure take to compost?
Longer than most people expect, and the honest answer is that it depends on the recipe, moisture, turning, weather, and what the finished material is for. Sheet composting on the receiving land runs on a seasonal timescale rather than a weekly one. A site visit sets a realistic expectation for your parcel instead of a number that fits everyone.
Will composted manure replace my fertilizer?
No, and that is worth saying plainly. Compost application is well supported for raising soil organic carbon, which is the reason to do it, but it is not a drop-in fertilizer replacement and it does not meaningfully raise water-holding capacity in the heavy clay common near the Gulf Coast. Response on your ground depends on starting soil, application rate, crop, drainage, and management. Baseline soil test first, same measurements after.
What about pathogens and weed seed?
Both are real considerations and both are managed through the composting process rather than wished away. The controls that apply depend on the feedstock and the intended use of the finished material, which is part of what gets settled during the site review before any delivery.
Start with a site visit
Nothing is delivered before someone walks the parcel. The visit settles access, drainage, setbacks, the feedstock list, and the regulatory classification for your specific site. It is free, and it needs an appointment.
See also what land conditioning is and becoming a partner farm.