How to Grow Acorn Squash

Sarah June 6, 2023

With summer upon us, it’s high time we delve into the joys of growing acorn squash, an often underappreciated hero of the vegetable world. Adaptable, nutritious, and delicious, acorn squash is a rewarding choice for both novice and experienced gardeners. The journey might require a dash of patience and attention to detail, but I assure you, the results are worth the effort.

Growing Conditions for Acorn Squash

Acorn squash, like most squash varieties, thrives in warm conditions, making it ideal for USDA hardiness zones 3-10. A well-draining soil rich in organic matter is best suited to this sun-loving plant. Plant your squash after the last spring frost, when soil temperatures have warmed to about 60°F or higher. Frost can be damaging for acorn squash plants, causing leaves to wilt and, in severe cases, leading to plant death.

How to Plant Acorn Squash

Start by digging a hole 1-2 inches deep, planting the seeds with their pointed ends down. Maintain a spacing of 3-4 feet between each seed for optimal growth. Cover the seeds lightly with soil, and water the area thoroughly. Remember, acorn squash love warm conditions, so plant your seeds when the danger of frost has passed.

How to Grow Acorn Squash in Pots

Growing acorn squash in containers is feasible if you have limited space. Choose a large container—about 5 gallons minimum—and ensure it has adequate drainage. Use quality potting soil mixed with compost, and consider a trellis to support the vine’s growth. Water and fertilize regularly, making sure the soil doesn’t dry out.

How Long do Acorn Squash Take to Grow

Acorn squash typically takes around 80 to 100 days to mature from planting. Consistent watering, warm temperatures, and ample sunlight can hasten this process, while adverse conditions such as cold weather and poor soil can slow it down.

How Big do Acorn Squash Get

Acorn squash plants can spread out up to 6 feet wide. The fruit typically weighs between 1 and 3 pounds, with a diameter of 4 to 7 inches.

How Much Sunlight do Acorn Squash Need

Acorn squash plants require full sun exposure. They do best with at least six hours of direct sunlight each day.

How Much Water do Acorn Squash Need

Acorn squash needs a consistent supply of water, about 1-2 inches per week. Water deeply, ensuring the soil stays moist but not waterlogged, to prevent the roots from rotting.

How to Harvest Acorn Squash

Harvesting acorn squash is straightforward. Look for a hard, dark green skin and a dry, corky stem. This typically happens in late summer or early fall. Cut the squash off the vine with a sharp knife, leaving a stub of stem attached to prevent decay.

Pest and Disease for Acorn Squash

Acorn squash can fall prey to various pests and diseases, including squash bugs, cucumber beetles, and vine borers. Powdery mildew and bacterial wilt are also common issues. Regular inspection, good sanitation practices, crop rotation, and use of organic or chemical controls when necessary can help maintain a healthy acorn squash patch.

Sarah Hirsh

Hi! I’m Sarah and I live in a small town with my two boys. We have our own little garden where we grow vegetables every year. It's been so much fun to share my gardening journey in this blog!

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