Growing Acorn Squash: Tasty Winter Squash

Rising acorn squash is low upkeep and rewarding! Due to their massive seed dimension, sowing acorn squash seeds is a superb process for younger youngsters to get them concerned within the backyard. Should you’d moderately start with pre-started crops then worry not! Squash seedlings are probably out there at your native backyard middle. The rising course of is lengthy, however you’ll take pleasure in watching the acorn squash plant develop all through the summer season and into the autumn. 

This plant originated in Central and North America and was launched to early European settlers by Native Individuals. It was a staple crop and sometimes part of a three-sisters backyard which incorporates corn, pole beans, and squash all being interplanted for the advantages that they supply one another. 

Acorn squash could be very straightforward to arrange and prepare dinner which makes it an ideal addition to each edible vegetable backyard. The flavour has been described as delicate and barely nutty. It requires no peeling, simply slice in half and roast lower aspect down within the oven till tender. High it with some butter, and a sprinkle of salt, and eat the flesh proper out of the rind. Acorn squash can also be a wonderful stuffable squash since they’ve a form that’s almost good for stuffing. Half a squash makes for an ideal serving dimension. (Additionally, they style unimaginable when full of mushrooms and wild rice!)

Good Merchandise At Amazon For Rising Acorn Squash:

Fast Care Information

Rising acorn squash is an effective way to get storable veggies. Supply: Gary J Wooden
Frequent Title(s) Acorn squash or Des Moines squash
Scientific Title Cucurbita pepo var. turbinata
Days to Harvest 80 to 100 days from seed
Gentle Full solar
Water 1-2 inches per week
Soil Nicely-draining, impartial soil
Fertilizer Apply mid-season for greater yield, alternatively prime gown with compost at first of the season
Pests Squash bugs, SVB, cucumber beetles
Ailments Mildew

All About Acorn Squash

Growing acorn squash plant
A rising acorn squash plant loves full solar circumstances. Supply: jfeuchter

Cucurbita pepo var. turbinata is often known as Des Moines squash and pepper squash. They’re a kind of winter squash, however are extra perishable and have a shorted shelf life than others of their type. They may also be eaten considerably immature whereas different winter squash ought to absolutely mature earlier than being harvested. C. pepo consists of crops similar to butternut, spaghetti squash, and pumpkins. Summer season squash similar to zucchini is a subspecies of Cucurbita pepo. It’s stated that the title Des Moines squash comes from a well-liked selection, Desk Queen, that was first bought by an Iowa seed firm and gained reputation within the 1800s. 

There may be some thriller across the Des Moines cultivars and there are claims of it being cultivated in Denmark, nonetheless, these claims have been unsubstantiated and it’s extra probably that it was cultivated alongside different squashes in North America. 

These crops have massive fan-like leaves and skinny stems that can both result in a central rising level (for bush sorts) or to a vine (for vine sorts). The flowers are massive and yellow and resemble zucchini blossoms. They’re additionally edible and style wonderful when battered and deep-fried. The form of the squash resembles an acorn with ribs and a darkish inexperienced rind typically with a tinge of orange. 

Folks develop acorn squash and plant acorn squash seeds as a result of they’re excessive in Vitamin C. 

Planting Acorn Squash

The very best time of yr to plant acorn squash seeds is in any case hazard of frost for the season has handed. Choose a spot in your backyard that will get loads of daylight and has loads of area for the crops to bush out, sprawl, or develop up a raised mattress trellis relying on the variability that you just select. Understand that the choice to sow straight from seed or transplant out seedlings will rely upon the size of your rising season. If sowing acorn squash seeds straight, begin planting after the soil temperature is constantly at the least 60 levels. When transplanting seedlings, wait till 1-2 weeks after the typical final frost date when nighttime temperatures are within the 50s. Make sure that to area crops accordingly. Place one transplant per 2 sq. toes. Skinny direct sowed crops within the seedling stage to this identical spacing.

Acorn Squash Care

Squash blossoms
Squash blossoms are each lovely and productive. Supply: pinkishkaty

Now we’ll focus on the care of the beloved winter squash. Hopefully, this encourages you so as to add it to your vegetable backyard as quickly as doable! Following these gardening ideas will guarantee a bountiful harvest. 

Solar and Temperature

Acorn squash love full solar! They may require at the least 6-8 hours of direct daylight per day. They’ll tolerate partial shade when grown in a three-sisters scenario, but it surely’s finest to develop them across the perimeter in order that they’re nonetheless getting enough daylight. Though they love daylight, they don’t do effectively in extreme warmth. In excessive warmth (temperatures above 90 levels Fahrenheit) when the solar is thrashing down on them with scorching depth, the flowers might drop and fruit might fail to type. Acorn squash crops may be grown in zones 3-10, however favor hotter climates and do finest in hardiness zones 5-9 the place it isn’t too chilly and in addition isn’t too sizzling. 

Like most crops within the Cucurbita household, they can not deal with even a light-weight frost (which happens at 32 levels Fahrenheit). Acorn squash seedlings will have to be transplanted out 1-2 weeks after the final frost when soil temperatures are constantly at the least 60 levels Fahrenheit. It’s very tough to guard this plant even with row covers throughout chilly intervals so your finest wager is to attend till the final spring frost has handed. Should you stay in an space with an extended sufficient rising season then you definitely’ll have the ability to sow your seeds straight. Areas with brief rising seasons ought to begin crops indoors to present them a head begin after which transplant them out. To calculate the size of your rising season decide the variety of days between your final frost in spring and your first fall frost date. 

Water and Humidity

Since acorn squash crops are significantly inclined to powdery mildew and downy mildew, it’s a finest follow to water them early within the day and water on the base of the plant to stop wetting the foliage. As a common rule squash crops require moist, well-draining soil. Water your crops deeply as soon as per week. It’s best to put younger crops alongside drip irrigation traces to make sure that they obtain this deep watering with out wetting their leaves. Acorn squash leaves might wilt barely within the warmth of the day, however worry not, this isn’t an indication of underwatering. They may perk again up as soon as the solar begins to set and the warmth of the day has handed. Should you witness wilted leaves early within the morning earlier than it’s sizzling exterior, then it’s possible you’ll contemplate elevated watering. The overall steerage once you develop acorn squash is to maintain the soil moist, however not soggy. 


Acorn squash prefers well-drained soil that’s wealthy in natural matter. A layer of compost at first of the rising season will assist accomplish this. These crops can create a posh root system that may inhabit the highest 8-12 inches of soil. Working compost into this prime layer of soil will get your crops off to an ideal begin. You possibly can develop acorn squash in a 5-gallon bucket so long as the identical soil necessities are met, though it’s price noting that their root system usually unfold wider moderately than deep so container rising just isn’t the best choice. Give this plant about 2 sq. toes between it and different crops.


If you develop acorn squash, its complicated root system and enormous dimension makes them pure heavy feeders. Because of this, they will profit tremendously from a very good all-purpose fertilizer. They are often fertilized each 3 weeks throughout the rising season. As soon as the plant begins to set fruit then you may swap to a fertilizer low in nitrogen and excessive in potassium and phosphorus for good fruit improvement. A liquid fertilizer watered across the drip line of the plant is perfect. 

Pruning & Coaching

Pruning for acorn squash just isn’t vital aside from eradicating lifeless or yellowing leaves. Lower them again on the base of the stem to stop them from taking away invaluable water and vitamins from the more healthy elements of the plant. When pruning away broken or diseased leaves, be conscious to not lower by the principle stem of the plant. In any other case, this plant can take pruning at many areas with out inhibiting its progress. 

There are two predominant types of acorn squash: bush varieties and vining varieties. The bush selection will stay stout and, effectively, bushy. They resemble zucchini by way of progress habits. The vining varieties extra intently resemble butternut and may be skilled to climb up a trellis. This can be helpful when you’re restricted on backyard area. It will will let you develop acorn squash vertically and profit from all of the sq. footage out there in your vegetable backyard. 

I’ve had essentially the most success with rising winter squash on a cattle panel trellis. Cattle panels may be bought at your native feed retailer or ordered on-line. They typically are available 8ft or 16ft lengths and may be bent to create an arched trellis, or lower with bolt cutters to create a flat vertical panel. Plant your acorn squash seeds or begins on the base of the trellis and as soon as it’s tall sufficient to take action, weave it by the primary few areas on the cattle panel. The squash plant will take it from there! They may sense the panel and put out tendrils to latch onto it and start to climb on their very own. 

Should you’re rising vertically then it’s possible you’ll must help the load of the fruit as soon as it begins to mature to stop it from bringing down your complete vine. You possibly can help them by making a cradle out of outdated pantyhose or an outdated t-shirt. These vines can usually stand up to the load of the fruit with out a lot help, however it might put your thoughts comfy to help it. 

With the bush selection, it’s possible you’ll contemplate including a barrier between the squash and the soil because it begins to mature. With out a barrier, like a chunk of slate, the squash might rot on the aspect that rests on the bottom. This is a matter in areas which can be particularly moist and moist whereas the fruit is maturing, in any other case, this shouldn’t be a problem. Observe these rising ideas and also you’re positive to have a profitable squash season.


Acorn squash can solely be grown from seeds and can’t be propagated from cuttings or different strategies. To provide your acorn squash seeds the most effective begin plant 5 – 6 seeds in a mound about an inch deep and loosely cowl with soil. As soon as they emerge, skinny weaker seedlings once they’re about 3-4 inches tall and have their first true leaves. It can save you seeds from season to season, nonetheless, members of the Cucurbita household very simply cross-pollinate so when you’ve planted different members of this household close by then any seeds that you just save might turn into a franken-squash moderately than true to kind. 

Harvesting and Storing

Cut squash showing seed cavity
This halved acorn squash reveals its seed chamber. Supply: Smitten with Kittens

Now that we’ve grown our squash, let’s be sure that we’re prepared to reap and retailer it correctly. Listed below are extra gardening ideas for rising this pretty plant.


As talked about above, the blossoms may also be harvested and eaten. Should you select to do that, be certain that to reap solely the male blossoms as you’ll wish to go away as many feminine blossoms as doable to show them into mature fruit. 

It’s vital to reap acorn squash earlier than the primary laborious frost. Though they’re known as winter squash they don’t do effectively in chilly temperatures. They’re known as so as a result of, not like summer season squash, they may type a thick pores and skin that enables them to extra simply be saved over winter moderately than eaten recent in the summertime. Different squashes like this embrace spaghetti, butternut squash, and pumpkins. 

You’ll know that they’re prepared to reap when the ribs are darkish inexperienced, the pores and skin is agency to the contact and the stem begins to show brown. They proceed to ripen barely after they’re harvested and there’s no hazard in consuming an immature fruit. The deep inexperienced colour of the pores and skin, the browning on the stem, and the dying again of the vine/bush are all nice indicators. 

When you’re prepared to reap seize a pair of sturdy pruners. It isn’t advisable to attempt to pull this fruit from the vine together with your fingers as it’s possible you’ll harm the vine and jeopardize the remaining fruits. Lower the stem about 2-3 inches above the fruit. Leaving among the stem intact will assist lengthen the time that you just’re about to retailer it long run. After harvesting, if there isn’t any acorn squash additional down the vine then it is possible for you to to prune again this part in order that the plant can deal with ripening any remaining fruit.  


To retailer acorn squash for the long run first you’ll must kind by them. Any squash with out their stem, with any comfortable spots or any kind of harm to the outer rind, needs to be eaten instantly as they won’t retailer effectively. Leaving the stem hooked up is a crucial step as the dearth of an intact stem will permit moisture to get inside and decay your acorn squash. They’ll undergo a technique of curing exterior, in a cool dry place, round 55 levels Fahrenheit similar to a root cellar, storage, or basement. Go away them for a number of days till the stem has hardened utterly. 

Acorn squash is among the most perishable winter squashes. Should you’d wish to take an additional step to make sure an extended shelf life then you may wipe them down with an answer that’s 1 half family bleach to 10 elements water which is able to discourage rot and mildew progress. Typically, they will maintain for 3-4 weeks however can final even longer in superb circumstances. 


Ripe and slightly overripe acorn squash
As squash get in the direction of over-ripe, they begin to flip yellow however are nonetheless edible. Supply: Franco Folini

Though it is a comparatively low-maintenance and simple plant to develop, there are a number of pest points to deal with. Learn on to learn the way to remain forward of them! 

Rising Issues

As talked about above, acorn squash crops don’t admire excessive warmth. and extended temperatures above 90 levels Fahrenheit could cause the flower to drop, after which the fruit fails to type. In instances of intense warmth, you may present your crops with shade fabric to assist ease the stress placed on them. Watering your crops within the morning will even assist maintain them cool all through the day.

Like most members of the squash household, acorn squash crops have each female and male flowers. The male flower has an extended skinny stem and the feminine flower has a tiny acorn squash form on the backside that can flip right into a viable acorn squash as soon as it’s efficiently pollinated. Should you discover that the tiny acorn squash is shriveling up then you definitely probably have a pollination situation. If the feminine flowers fail to get pollinated then they may shrivel up and die moderately than producing fruit. Attracting pollinators to your backyard with companion crops similar to dill, chamomile, nasturtium, and different flowering herbs is useful. When all else fails you may simply hand pollinate to make sure fruit manufacturing by taking a q-tip and brushing it on the within of a male flower after which shifting it to the within of a feminine. 


Sadly, like many members of the Cucurbita household, acorn squash additionally has many widespread pests which can be specialised in destroying this plant. Amongst these insect pests, cucumber beetles, squash vine borers (SVB), and squash bugs are the commonest. SVB, as their title suggests, bore into the vines the place they lay their larvae. This prevents the plant from taking on water and it’ll ultimately wilt and die. These pests are discovered within the japanese United States. As soon as they’ve bored into the vine it’s doable to bury one other part of the vine within the filth to get it to root, however this has various levels of success relying on the harm that has already been completed. Bt spray can be utilized to destroy vine borers and may even be injected into the stem to kill their larvae. 

Crop rotation is usually a good preventative measure as a result of it prevents overwintering pests from rising alongside your newly planted seedlings. Clearing away crops on the finish of the season will assist forestall them from overwintering within the first place. As soon as your plant is finished for the season, lower on the base of the plant as near the soil degree as doable. The roots may be left in place so as to add natural matter to your soil whereas the remainder of the plant materials needs to be discarded. It isn’t advisable to compost crops when you suspect a possible pest situation. 

With most of those pests, the most effective protection is an efficient offense. Be vigilant and examine your crops typically. Squash beetle eggs are significantly straightforward to identify. They lay their eggs on the undersides of the leaves and so they seem small rectangular and bronze. It’s straightforward sufficient to squish them between your fingers. Grownup bugs may be picked from the plant and dropped right into a bucket of soapy water to kill them. Additionally they make a wonderful snack on your chickens. 


Overwatering could cause the proper circumstances for fungus to take maintain, particularly in sizzling and humid climates. If an excessive amount of moisture splashes onto the foliage throughout watering then this may contribute to points with downy mildew. 

Downy mildew is usually mistaken for powdery mildew but it surely seems as yellow leaf spots on the tops of the leaves with black spore plenty on the underside of the leaves. In distinction, powdery mildew seems as extra of a white flour-like powder on the leaves. 

To stop these points, all the time backside water your crops, neem oil may be sprayed as a preventative measure to scale back the colonization of spores on foliage. In superior instances of this mildew, it might be finest to take away and destroy contaminated plant materials to stop it from spreading to close by wholesome crops. After eradicating contaminated materials, spray neem oil or a liquid copper fungicide onto the rest of the plant and close by crops to scale back the danger of additional unfold. 

Steadily Requested Questions

Ripe acorn squash
Ripe acorn squash have deep inexperienced flesh and the vines could also be yellowed at harvest time. Supply: apple_pathways

Q: How lengthy does it take for acorn squash to develop?

A: 80-100 days from seed, 50-70 days from fruit set. 

Q: What number of acorn squashes will one plant produce?

A: It will depend on the variability however they will produce anyplace from 5-25 lbs of squash.

Q: Do I want a trellis for acorn squash?

A: You don’t want one per se, but it surely’s an effective way to make the most effective use of your gardening area. 

Q: Is acorn squash laborious to develop?

A: This can be a nice newbie plant that may turn into prolific underneath the precise circumstances. 

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