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Yes, you can save squash seeds to plant next year, and it’s one of the easiest and most rewarding gardening habits to pick up.
As long as you harvest them from the right kind of squash and dry them properly, those seeds will be ready to grow into healthy new plants when the next season rolls around.
If you’ve ever cracked open a butternut, acorn, or pumpkin and wondered whether you can save squash seeds to plant next year, the answer is a happy yes.
In this post, we’ll walk through how to save squash seeds to plant next year, which squash work best for seed saving, and the common mistakes that ruin good seeds.
Let’s dig in.
Why You Can Save Squash Seeds to Plant Next Year
You can save squash seeds to plant next year because squash seeds are basically tiny survival kits.
Each seed holds everything it needs to sprout a whole new plant, and with a little drying and storage, it stays viable for years.
Here’s why saving squash seeds works so well.
1. Squash Seeds Are Built to Last
Squash seeds have a tough outer coat that protects the tiny embryo inside.
When you dry them properly, that coat keeps moisture out so the seed stays dormant until you plant it.
Stored in a cool, dark, dry spot, saved squash seeds can stay good for four to six years.
2. Heirloom and Open-Pollinated Varieties Grow True
If you want to save squash seeds to plant next year and get the same squash again, stick with heirloom or open-pollinated types.
These varieties produce seeds that grow into plants just like the parent, so your butternut stays butternut.
Hybrid squash are a different story since their seeds can grow into something unpredictable.
3. One Squash Gives You Plenty of Seeds
A single squash can hold dozens of seeds, sometimes hundreds.
That means you can save squash seeds to plant next year and still have plenty to share with friends or stash away for future seasons.
How to Save Squash Seeds to Plant Next Year
Saving squash seeds is simple, but the details matter if you want them to actually grow.
Here’s the step-by-step way to save squash seeds to plant next year.
1. Pick a Fully Ripe Squash
Seeds from an underripe squash often won’t germinate.
Let your squash ripen fully on the vine until the skin is hard and you can’t dent it with a fingernail.
That hard skin is a sign the seeds inside are mature and ready to save.
2. Scoop and Rinse the Seeds
Cut the squash open, scoop out the seeds, and separate them from the stringy pulp.
Rinse them in a colander under cool water until they’re clean.
Don’t worry about a little pulp left behind, it won’t hurt anything once the seeds dry.
3. Dry Them Completely
Spread the seeds in a single layer on a paper towel, plate, or screen.
Let them air dry somewhere warm and dry for one to two weeks, stirring them every day or so.
If you skip this step, mold can creep in and ruin your seeds before you ever get to plant them.
4. Store Them Somewhere Cool and Dark
Once the seeds are bone dry and snap instead of bend, tuck them into a paper envelope or glass jar.
Label it with the variety and the year, then store it in a cool, dark, dry place.
That’s really all it takes to save squash seeds to plant next year.
Common Mistakes When You Save Squash Seeds
Even though it’s easy, a few slip-ups can keep your saved squash seeds from sprouting.
Watch out for these.
1. Saving Seeds From Hybrid Squash
Hybrid seeds often grow into plants that don’t match the parent.
If you save squash seeds from a hybrid, you might get something bitter, weird, or completely different next year.
2. Cross-Pollination in the Garden
Squash plants pollinate each other easily.
If you grow several varieties close together, your saved seeds might grow into a surprise cross.
To keep varieties pure, grow only one type or hand-pollinate and bag the blossoms.
3. Storing Seeds While Still Damp
Damp seeds turn moldy fast.
Make sure they’re completely dry before you seal them up, or all your effort to save squash seeds to plant next year goes to waste.
So, Can You Save Squash Seeds to Plant Next Year?
Yes, you can save squash seeds to plant next year, and it’s one of the simplest ways to keep your garden growing for free.
Just pick a fully ripe squash, rinse and dry the seeds completely, and store them somewhere cool and dark.
Stick with heirloom or open-pollinated varieties, watch out for cross-pollination, and your saved squash seeds will reward you with a whole new crop.
So go ahead and save squash seeds to plant next year, your future garden will thank you.