There are many different elements to raingarden maintenance and some things need doing more often than others for optimum performance.
Our suggested Rain Garden Maintenance Schedule is outlined below but you'll see that certain events can mean that some aspects need attention sooner than expected.
| Following a storm | Grass strip and paved area | · Remove rubbish, leaves, and debris from the drainage area. |
| Ponding Area |
· Clear inflow points of sediment, rubbish, and leaves. · Check for erosion. · Test drainage of ponding area. · Top up soil and mulch as necessary. |
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| Mulch | · Mulch kept to 75mm. | |
| 3 Monthly | Grass strip and paved area |
· If present mow to 50mm. Replant if necessary. · Remove rubbish, leaves, and debris. · Check soil and mulch level is below hard surface. |
| Ponding Area |
· Clear inflow points of built-up sediment, rubbish, and leaves. · Check for erosion. |
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| Mulch | · Remove rubbish, leaves and other debris. | |
| Plants |
· Water plants during dry months. · Check plant health and water as necessary. · Remove weeds. |
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| Annually | Ponding Area |
· Clear inflow points of sediment, rubbish, and leaves. · Check for erosion and gauging repair. · Check permeability. · If a crust is present on the soil, remove with a spade and rework using a rake. Top up where necessary. |
| Rain garden soil mix | · Check the soil level is below the surrounding hard surface level and overflow grate. | |
| Mulch layer | · Check the surface of mulch for a build-up of sediment. | |
| Underdrain system |
· Use the inspection well to check underdrain is working properly. · Check Raingarden is raining freely using the drainage test. |
