While Florida is known for its sunshine, Florida storms are very real as well. Unprotected lawns can suffer from soil erosion during storms and heavy rainfall, and the issue will only worsen without intervention.
The good news is, effective erosion control is possible. With proper planning and maintenance, and the help of professional landscape and drainage experts, you can preserve your lawn and protect your property.
Why Is Soil Erosion a Problem?
Florida’s loose, sandy soil is prone to erosion. The soil particles don’t absorb water or stick to each other as well as other, denser types of soil. Since water can’t effectively soak into the soil, it tends to either pool or become runoff.
When heavy rains hit, the impact and volume of the precipitation often loosen the top layer of soil and carry it away via runoff. Even if you have turf or plants covering the soil, the top layer can erode over time if the vegetation isn’t deeply rooted or if runoff is too strong.
Soil erosion can lead to foundation damage and land instability, causing major issues for your home, lawn, and garden. If the land under and around your home is washed away, the entire property suffers.
Effective Erosion Prevention
There are myriad strategies for erosion prevention, but the basic concept is simple:
- Keep soil where it is
- Get rid of excess water without letting it take existing soil with it
For erosion prevention to work, make sure to address both elements—soil conservation and drainage. Ideally, find a local contractor specializing in landscaping and drainage. That way, they can help design a comprehensive erosion-control strategy tailored to your property and needs.
Strategy 1: Control Water with Drains
Soil gets washed away when rainfall can’t soak into the ground quickly enough. One way to mitigate that problem is to create more locations across your property where water can penetrate the surface and be directed away.
French drains are an ideal drainage solution for sandy Florida soil. Designed to be a pleasing part of the landscape, French drains are belowground channels that allow water to enter and move away without displacing soil.
To install a French drain, your landscape and drainage experts will dig a sloped trench and line it with a special landscape fabric that allows water, but not soil, to pass through. Next, they’ll apply a base layer of gravel, then lay a perforated pipe on top.
Once the pipe is installed, your contractors will add more gravel above the pipe and wrap the landscaping fabric around the sides. Lastly, they’ll cover the trench so it blends into your lawn’s topography. Typically, contractors will install several French drains across your property to improve drainage in multiple areas.
Water travels the path of least resistance. So, when heavy rains hit, water will penetrate the sandy soil, then find the path through the loose gravel and into the perforated pipe. The landscaping fabric keeps the soil in place, and the pipe continuously channels water away from your home and into the local water management system.
Strategy 2: Strategic Grading
In general, it’s best if your land slopes slightly away from your home to encourage drainage. Otherwise, your home could be subjected to standing water, which can cause foundation damage, water damage, and pest and vermin issues.
However, too much of a slope can exacerbate erosion. Erosion, in turn, can cause major foundation problems and property damage.
The solution? Strategic grading, or sloping, of the land around your home so that water drains away, but not too fast.
Landscaping experts can assess your property and design a series of small slopes that provide adequate drainage while slowing the flow of water, reducing the likelihood that it carries soil away. Working in concert with other interventions, strategic grading is an excellent way to prevent and reduce erosion.
Strategy 3: Sod Reinforcement
Installing sod is a great way to start a beautiful, healthy lawn. The surface coverage and the grass’s roots will help slow erosion overall. However, it’s critical to install sod correctly so that it survives and establishes a grass layer strong enough to limit erosion.
In Florida, it’s especially important to secure sod during installation. Landscape contractors can use large pins or staples (either metal or biodegradable) to keep sod in place. This provides extra support while the grass roots grow and eventually link the new turf layer with the original soil layer.
Additionally, it’s helpful to install sections of turf in an offset pattern, similar to how builders lay bricks, to avoid straight seams. Seams can create natural channels for water, leading to unintended paths for soil erosion and weak sections in your lawn.
In some cases, landscape contractors might also recommend turf reinforcement mats either underneath or on top of new sod. These mats, either made of synthetic or natural materials, provide extra support for roots and soil, preventing soil erosion and promoting lawn health.
Strategy 4: Rock Placement
Rocks, ranging from large boulders to tiny pieces of gravel, can be instrumental in erosion control. Your landscape and drainage contractor can assess your property and recommend rock placements to prevent soil loss and improve overall drainage.
Possible drainage and erosion control measures include:
- Using rock “mulch” around plants
- Constructing a dry river bed to collect and divert rainwater
- Placing boulders to create a retaining wall
Since rocks, even small rocks like gravel pieces, are heavier and denser than soil, they are less prone to being carried away via runoff. Additionally, there is ample space between small rock pieces, allowing water to enter the soil, so using rock “mulch” will still let water reach the plants that need it.
Managing and mitigating erosion in Florida is complex and usually requires a combination of landscaping and drainage steps. The good news—you can build up your erosion protections over time. Talk to your local contractor to develop a plan that works for your property and budget.
For help with soil erosion solutions in Jacksonville and the area, call Daniels Landscape & Irrigation, LLC, today. We offer comprehensive drainage and landscaping solutions to protect your property and keep it looking beautiful no matter the weather. Our team has over 30 years of experience working with Florida soil and flora, and we’re committed to customer satisfaction and personalized care. Daniels Landscape & Irrigation, LLC—Quality & Service You Can Trust!