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To keep watermelons off the ground, you need to give the fruit something to rest on as it grows.
Watermelons that sit directly on the soil are prone to rot, pests, and uneven ripening, so keeping them off the ground is one of the smartest moves any grower can make.
Whether you’re growing in a backyard garden or a small raised bed, the goal of keeping watermelons off the ground is the same: protect the fruit while it ripens.
In this post, we’ll walk through how to keep watermelons off the ground using simple methods that work for just about any setup.
Let’s get into it.
How to Keep Watermelons Off the Ground
There are several ways you can keep watermelons off the ground, and most of them cost very little.
The trick is to support each melon as it grows so it never touches the soil.
1. Slide a Board or Flat Object Under Each Melon
The simplest way to keep watermelons off the ground is to slide a flat object under the fruit.
A piece of plywood, a shingle, a flat stone, or even a sturdy piece of cardboard will work.
As the watermelon grows, check it every few days and reposition the board so it stays centered under the fruit.
This method is cheap, fast, and it keeps watermelons off the ground without disturbing the vine .
2. Use Plastic or Foam Trays
Disposable plastic trays and foam plates are popular for keeping watermelons off the ground.
They’re lightweight, easy to move, and they don’t hold moisture against the fruit the way soil does.
Just place a tray under each watermelon once it’s about the size of a softball.
This is one of my favorite tricks to keep watermelons off the ground because it takes seconds and costs almost nothing.
3. Build a Bed of Straw or Hay
A thick layer of clean straw under your vines is another solid way to keep watermelons off the ground.
The straw lifts the fruit slightly and keeps it from sitting in wet soil.
This also cuts down on weeds and helps keep the soil temperature steady.
Just refresh the straw as it breaks down, and the watermelons will stay dry as they ripen.
Best Ways to Keep Watermelons Off the Ground as They Grow
As watermelons get bigger, they get heavier, so the support needs to keep up.
Here’s how to keep watermelons off the ground even when they’re close to harvest.
1. Use a Melon Cradle or Sling
A melon cradle or sling is designed to hold the fruit while it grows.
You can buy one, or make your own with a piece of cloth, netting, or pantyhose tied to a stake or trellis.
This is a great way to keep watermelons off the ground when you’re growing vertically.
The sling supports the weight so the vine doesn’t snap.
2. Trellis the Vines
Growing watermelons on a trellis is a clever way to keep watermelons off the ground from the start.
As the vine climbs, the fruit hangs in the air, away from soil, slugs, and rot.
Just make sure the trellis is strong enough, because a mature watermelon is heavy.
Pair the trellis with a sling for each melon, and you’ve solved the problem of how to keep watermelons off the ground.
3. Space the Fruit and Check It Often
No matter which method you choose, walk your patch every few days.
Check that each watermelon is still resting on its support and not sinking into the dirt.
Small adjustments now are what keep watermelons off the ground all the way to harvest.
Common Mistakes When Keeping Watermelons Off the Ground
Even with good intentions, a few mistakes can undo your efforts to keep watermelons off the ground.
1. Using a Support That Traps Water
Anything that collects water under the fruit can invite rot.
Choose materials that drain or stay dry, so your attempts to keep watermelons off the ground don’t backfire.
2. Setting the Support Too Late
The earlier you start, the easier it is to keep watermelons off the ground.
Once a melon is large and heavy, moving it can damage the stem or the fruit itself.
3. Forgetting to Recheck After Rain
Rain can shift boards, soak straw, and move trays.
After a storm, take a quick walk and reset anything that was meant to keep watermelons off the ground.
So, How Do You Keep Watermelons Off the Ground?
You keep watermelons off the ground by giving each fruit a dry, sturdy support as it grows.
From boards and trays to straw, slings, and trellises, there’s a method for every garden size.
The point of keeping watermelons off the ground is simple: healthier fruit, fewer pests, and a cleaner harvest.
Pick the method that fits your patch, check on your melons often, and you’ll keep watermelons off the ground all season long.