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Butternut squash can grow on the ground, and that’s actually how most gardeners grow it.
While you can grow butternut squash on a trellis, letting it sprawl along the ground is the natural and easiest way to grow this tasty winter squash.
Growing butternut squash on the ground gives the vines plenty of room to spread out and the fruits plenty of space to develop.
In this post, we’ll look at how butternut squash grows on the ground, why it works so well, and how to do it right in your own garden.
Let’s get into it.
Can Butternut Squash Grow on the Ground?
Yes, butternut squash can grow on the ground, and it thrives when you let it do exactly that.
The ground is actually the preferred home for butternut squash because the vines are long and vigorous.
Here’s why growing butternut squash on the ground works so well:
1. It’s the Natural Growth Habit
Butternut squash is a vining plant, and in nature it sprawls across the soil.
The vines can reach 10 to 15 feet or more, so growing butternut squash on the ground matches how the plant wants to grow.
When you let the vines run along the ground, you’re working with nature instead of against it.
2. The Soil Feeds and Supports the Fruit
When butternut squash grows on the ground, the developing fruit rests on the soil surface.
This contact keeps the squash cool and stable as it swells and ripens.
The ground also stays more evenly moist, which helps the squash develop that sweet, nutty flesh butternut is known for.
3. No Heavy Trellis Needed
Butternut squash can grow on the ground without any heavy structure to hold it up.
A single butternut can weigh 3 to 5 pounds, so a trellis has to be strong and sturdy to handle the load.
Growing butternut squash on the ground skips that whole problem, because the soil does the supporting.
How to Grow Butternut Squash on the Ground
Growing butternut squash on the ground is simple, but a few smart moves make a big difference.
Here’s how to get it right:
1. Give the Vines Plenty of Space
When butternut squash grows on the ground, give each plant a 3 to 4 foot circle of its own.
Space rows 6 to 8 feet apart so the vines can spread without tangling.
If you’re short on room, you can train the vines to circle around the base of the plant.
2. Plant in Full Sun and Rich Soil
Butternut squash growing on the ground loves full sun, at least 6 to 8 hours a day.
Work plenty of compost into the soil before planting so the vines have steady nutrition.
Well-drained soil is key, because soggy ground can rot both the vines and the fruit.
3. Water Deeply and Consistently
Butternut squash on the ground needs about an inch of water per week.
Water at the base of the plant early in the day to keep the leaves dry.
Consistent moisture is what helps ground-grown butternut squash size up properly.
4. Mulch Under the Fruit
Lay down straw or mulch where the butternut squash grows on the ground.
This keeps the fruit off bare, wet soil and helps prevent rot and pest damage.
Mulch also holds moisture in the ground, which keeps your butternut squash happy through hot spells.
Tips for Growing Butternut Squash on the Ground
A few extra habits keep your ground-grown butternut squash healthy from planting to harvest.
1. Watch for Powdery Mildew
Butternut squash growing on the ground can catch powdery mildew when air can’t move through the vines.
Water at the soil level and give the plants room so air circulates freely.
2. Turn the Fruit Gently
As butternut squash grows on the ground, gently lift and turn the fruit now and then.
This keeps one side from sitting against damp soil too long and helps it ripen evenly.
3. Protect Ripening Squash
Once butternut squash on the ground starts to color up, slip a board or tile under each fruit.
This simple trick keeps the squash clean and dry as it finishes ripening.
4. Harvest When the Skin Hardens
Butternut squash grown on the ground is ready when the skin is hard and the color is deep tan.
Leave a couple of inches of stem on each fruit and cure it in a warm, dry spot.
Cured butternut squash from the ground can store for months.
So, Can Butternut Squash Grow on the Ground?
Butternut squash can grow on the ground, and doing so is the easiest, most natural way to grow it.
Growing butternut squash on the ground gives the vines room to sprawl and the fruit steady support from the soil.
Just give your plants space, sun, steady water, and a little mulch, and your ground-grown butternut squash will reward you with a big, sweet harvest.