Natural Pool Maintenance
Natural pool maintenance is seasonal plant care rather than water chemistry. Budget 1 to 2 hours a month. Annual deep cleaning of the filters starts at $2,500. A comparable chlorine pool runs $2,000 to $4,000. No chlorine, no test kit, no dosing schedule.
Published · By Craig McBride
Natural swimming pool, swim pond, natural pool, pond pool: all the same thing
"Natural swimming pool" (NSP) is the industry's technical term for a chemical-free, biologically filtered pond you swim in, so natural swimming pool, swim pond, natural pool, pond pool and swimming pond all describe one thing. Water kept clear by a planted regeneration zone and the bacteria living in its gravel instead of by chlorine. No chlorine, no liner-and-tile shell, and water that looks like a clear lake rather than a blue rectangle. What we build: natural swim ponds and natural pools, recreational ponds at acre scale for swimming, fishing and wildlife, and conversions that turn an existing chlorine pool into a pond. What we do not build: chlorine, saltwater or mineral-system pools, and no gunite, concrete-shell or fiberglass pools. If a conventional pool is what you want, we are not the right builder for you.
Spring
Cut back last year's dormant growth before new shoots run, divide and replant anything that has outgrown its gravel bed, restart and check pumps, clean the filter, clear winter debris from the swim zone and dose beneficial bacteria as water temperatures rise.
Summer
Skim floating debris weekly, trim vigorous marginal plants back from the swim zone, top up water lost to evaporation, keep the waterfall or stream oxygenating through heat runs, and check the skimmer basket after storms.
Autumn
Net or skim leaf fall promptly. Decaying leaves are the biggest nutrient source a pond faces. Consider seasonal netting under deciduous trees, cut back spent growth, and remove accumulated sediment from the bottom of the swim zone.
Winter
Finish cutting back dormant plants, keep circulation running or apply the freeze plan in colder states, clear the skimmer periodically, and plan planting changes for spring. Texas ponds generally run year-round.
Realistic annual hours
Most owners settle into 1 to 2 hours a month of light work, plus two heavier sessions. The spring cut-back and replant, and the autumn leaf clean-up. Around 20 to 30 hours across a year for a mid-size pond, concentrated in spring and autumn.
Annual cost
Annual deep cleaning of the filters starts at $2,500. There are no chemicals to buy and no resurfacing reserve because the basin is lined rather than plastered. A comparable chlorine pool runs $2,000 to $4,000.
What we handle versus what you handle
Our maintenance team covers scheduled seasonal visits, plant cut-back and dividing, filter and pump service, sediment removal, water-quality assessment, algae diagnosis and equipment repair. Owners skim in swim season, empty the skimmer after storms, top up water and keep fertiliser out of the catchment. We have run our own maintenance service since the business was founded, and we service ponds we did not build.
Overview
A natural pool is a swim pond, so its upkeep is gardening rather than water chemistry: no chlorine, no test kit, no dosing schedule. Here is what you will actually do each year, how many hours it takes, what it costs. And what our own maintenance team takes off your hands entirely. We look after ponds, not chlorine or saltwater pools.
Annual cost, and how it compares
Compounded over a decade, that gap is why a natural pool costs less to own than a chlorine pool of the same size. No chemical bill, no resurfacing cycle, low-pressure circulation. How to compare the two properly is on the ten-year cost comparison .
Our maintenance team
• Scheduled seasonal visits, spring through winter • Filter and pump service, flow checks through the planted zone • Sediment and muck removal from the swim zone • Water-quality assessment and algae diagnosis • Equipment repair and freeze protection where the climate needs it
The owner
• Keeping lawn fertiliser away from the pond's catchment This matters when you are choosing a builder. Plenty of firms will build a natural pool and then have no one who can look after it. Biological water needs someone who understands the plants, not a pool route technician. We have run our own maintenance service since the early days of the business and we service ponds we did not build. See our maintenance service for scheduling and coverage.
When something goes wrong
Almost every clarity problem in a natural pool comes back to nutrients, plant capacity or circulation. Work through the causes in that order. Our algae troubleshooting guide does exactly that. Read the water quality guide for what is worth measuring. Regional detail lives in the Texas heat guide and the winter care guide .
Put your pond on a maintenance schedule
Including ponds built by someone else. We will assess it first and tell you what it needs.
Frequently Asked Questions
How much does natural pool maintenance cost per year?
Annual deep cleaning of the filters starts at $2,500. A comparable chlorine pool runs $2,000 to $4,000 a year.
How much work is a natural pool to maintain?
Roughly 1 to 2 hours a month across most of the year, rising during autumn leaf fall and the spring cut-back. It is gardening work rather than water chemistry.
Do you have to add chemicals to a natural pool?
No. No chlorine, bromine, salt or acid. The planted regeneration zone and the bacteria in the gravel remove the nutrients algae would feed on.
What maintenance does a swim pond need in winter?
Very little. Plants are cut back, the skimmer is cleared of leaves, and pumps are either kept running or protected depending on climate. Texas ponds generally stay running year-round.
Do you service ponds you did not build?
Yes. We maintain and rehabilitate existing natural pools, swim ponds and recreational ponds, including ponds built by other contractors.