How To Grow The Waltham Butternut Winter Squash

Gardening - How To Grow The Waltham Butternut Winter Squash

If you’re planning on growing a winter squash crop, this article will provide the necessary information you need to get started. We’ll go over when to plant, how to plant, and which varieties to choose. Plus, we’ll explain why this squash is such a wonderful addition to your garden. In the meantime, read on to find out how to grow The Waltham Butternut, and reap the rewards.

Where to Plant Waltham Butternut Winter Squash

If you’re looking for a winter squash to grow in your garden, consider planting the Waltham Butternut. This heirloom variety produces large, cylindrical fruits with a tan color and small seed cavities. This variety produces 4-6 lbs. of squash per plant. The fruit stores well and ripens in the fall. A Waltham squash will weigh up to 6 pounds. A few seeds will produce several fruits.

The Duchy Originals Waltham variety grows vigorously and produces fruits weighing up to six pounds. Once harvested, the fruit will be sweeter. The fruit matures two months after it has been picked. The sweetness of the fruit will increase as the sugars mature inside the fruit. If you plan to harvest the fruits two months after their initial appearance, it is best to water them less. However, if the weather is dry, you may want to pause watering during the day to avoid suffocation.

When planning your garden layout, make sure you choose the right spot for planting your squash. The best places for planting winter squash include sunny windows and well-drained soil. Then, you can choose a sunny spot and grow your squash in pots. Keep in mind that these plants prefer soil with a good amount of organic matter and good drainage. Once they’re ready to plant, the seeds should be transplanted outdoors after the last frost.

When to Plant Waltham Butternut Winter Squash

When to plant Waltham Butternut Squash Seeds? This heirloom squash is an AAS winner and produces large fruits with smooth skin and sweet flesh. These squash are excellent for baking and cooking. The fruit can grow up to 6 pounds and store well for months. Plant the seeds directly in the garden in Zones 9 and 10. Soil must be freshly irrigated. The fruit will be ready to harvest in mid-October.

When to plant Waltham Butternut Winter squash? In late June, if you’ve started planting winter squash, wait until the first frost date of November. The plant’s leaves should remain moist and protected from cold weather, and you should water them regularly to promote growth. If your squash is too small to grow, mulch it to conserve moisture. Mulch also helps control weeds and protect the squashes from soil erosion. Once the squash is growing, prune the plants mid-summer to concentrate their energy on developing the squash.

For early harvests, planting seeds of Waltham Butternut Winter squash indoors can be done about six weeks before the last frost date. Afterward, they can be transplanted outdoors after the last frost date. Butternut squash is best planted in well-drained soil that retains moisture. It likes soil that contains plenty of organic matter and has good drainage. This means that you’ll have plenty of harvests every year.

Young Waltham Butternut Squash
Young Waltham Butternut Squash

How to Plant Waltham Butternut Winter Squash

The Waltham Butternut Squash is an heirloom variety of winter squash that produces large, oblong fruits with a creamy yellow outer skin and a golden yellow or orange interior. The fruit weighs from four to six pounds, and the flesh is sweet and stringless. Plants grow up to two feet tall and spread over four feet wide. The fruits mature in 95 days. This heirloom variety is also excellent for baking and soups.

When planting your seedlings, be sure to place them in a sunny spot. Water them only once a week. When growing your first few squash, give them an inch or so of water per week. Watering too much will result in cracking and discoloration. Once the flesh is dry and tan, stop watering. You can wait another 3 weeks before transplanting them into the garden.

The fruit of the Waltham Butternut Squash matures in 95 days and can weigh up to six pounds. When harvested, remove the stem from the vine, leaving an inch or two of the fruit. The fruits can be stored for up to two weeks if they are kept cool. Care should be taken not to bruise the fruits, as they will prematurely rot. This variety of winter squash is a great choice for the home garden.

Best Varieties Of Waltham Butternut Winter Squash

When growing squash, there are a few varieties that stand out above the rest. The Waltham Butternut is one of these. It is an open-pollinated variety that produces large, elongated fruits weighing three to six pounds. The flesh of these fruits is sweet and has a nutty flavor. The fruits also have cylindrical necks and seed cavities that help them store for months.

AAS-winning variety, C. moschata, has a thick beige skin and a flesh color of dark orange. The best varieties of this winter squash have a long solid neck and a seed cavity at the bulbous end. Steamed or baked, this squash is sweet and flavorful, making it one of the most popular varieties. The crop grows quickly once planted indoors and can be transplanted outdoors in three weeks.

Seeds of the Waltham Butternut Winter Squash should be planted at least a month before the last frost. For best results, plant the seeds in peat pots about eight to ten feet apart. Alternatively, you can train these plants on a fence or trellis. Once they have sprouted and have started to produce fruit, they can be transplanted outdoors.

Watering Waltham Butternut Winter Squash

When planting a Waltham Butternut Winter Squash, you will want to water the soil well. The soil should be at least 65 degrees Fahrenheit (about 70 degrees Celsius). If it’s any colder, squash will not germinate. So, wait until the soil has reached these temperatures before watering the seedlings. Then, water the seedlings as needed. After the first year, you can stop watering them and simply let them sit.

You will need to water your Waltham Butternut Winter Squash regularly, as this variety produces elongated, oblong fruits that weigh between four and six pounds. The fruits are sweet and contain small seed cavities. When ripe, they weigh between four and six pounds. Plants can grow up to two feet tall and spread across a four foot area. Water the plant well in the first year, but you should do so annually once the fruit starts to produce.

If you are a first-time gardener, you can start by planting a few seeds in a shallow pot and then add water as needed. This will ensure that the seedlings grow in a healthy, lush patch. When you harvest the first crop, cut the fruit at least two to three inches from the stem. The fruit is ready to eat in 95 days. Make sure to store it in a cool place so that it doesn’t spoil.

Fertilizing Waltham Butternut Winter Squash

The granddaddy of all butternut squash is the Waltham butternut. These squash have a sweet, orange flesh with small seed cavities. They grow anywhere from six to eight inches long and are edible raw, roasted, or mashed. This squash is high in vitamins A and C, magnesium, and fiber. This winter squash can be grown indoors or outdoors. For best results, fertilize with compost or manure.

Before planting, make sure the soil is well-warmed by the sun and at least 60 degrees Fahrenheit (18 degrees C). A slight frost will kill seedlings. The soil must also be warm enough for the seeds to germinate. Make sure the soil is at least four inches deep. This plant is delicate, and even a slight frost can kill it. To prevent this, fertilize it two or three times a year.

A compost tea made from well-rotted compost is a great home-made fertilizer. By soaking the compost in water for 1 or 2 days, it helps the roots of the squash absorb nutrients more easily. This also promotes a fast growth rate. The nutrients are more easily absorbed by the plant roots than in most other crops. This can lead to more abundant crop production, but remember to give your squashes ample time between feedings.

Pests And Diseases Of Waltham Butternut

The Waltham Butternut, also known as the butternut pumpkin, is a winter squash that produces a sweet, nutty taste. Its smooth interior is surrounded by a compartment of seeds, and the flesh turns a deep orange color when ripe. It is a good source of potassium, fiber, and vitamin C. Pests and diseases of Waltham Butternut Winter squash are few and far between, but there are some issues you may encounter.

Cucumber beetles, which live in moist conditions, attack young plants. They can spread several diseases, including wilt. The best way to control downy mildew is to use a copper-based fungicide or neem oil. Powdery mildew, on the other hand, appears as white powdery growth on the leaves. A copper fungicide can quickly kill the plant.

Squash bugs can attack both the fruit and the foliage of the plant. The larvae of the squash bug feed on the sap in the leaves before withering. The pests analyzed by Matteen included the pickleworm, which burrows into the fruit. In his research, he determined which varieties were the best resistant to the pests and diseases of Waltham Butternut Winter squash. These varieties are known to have thick rinds and higher yields.

Harvesting Hercules Waltham Winter Squash

Hercules Waltham winter squash is known for its large, buttery fruits. The crop matures in about 100 days. It can be stored in cool, dry locations for up to six months. The plant is a favorite among UK gardeners because of its high yields and resistance to powdery mildew. Winter squash can also be grown in planters made of tires or vines. Here are a few tips for growing winter squash.

Butternut Hercules is not uniform in shape, but it does produce large, butternut-like squash. The vines are robust and long. The fruit is deep orange in color, firm, and fine-textured. The neck measures four inches in diameter. Harvesting Hercules Waltham Winter squash requires some care. If you plan to make pies or other baked goods, harvest the squash when it’s large enough for processing.

A popular winter storage squash of excellent quality. A prolific, easy to grow, delicious butternut with improved fruit uniformity and increased yields. The Interior is thick rich sweet yellow-orange flesh with a nutty flavor.  A 1970 All-America Selection (AAS) seed-industry award winner. Grows well in the southern U.S.A.


  • Winter Squash

Days To Maturity

  • 80-110

Fruit Size

  • average 8” to 12″ long and 3” to 5” inches in width


  • 3-5 pounds

Skin Color

  • smooth light-Buff/Tan


  • Vines grow to 6 feet, producing 4-5 squash per plant.

Seed Planting Depth

  • 1 inch

Seeds Per group

  • 6-8

Seed Spacing Within A Group

  • 3 inches

Spacing Between Hills

  • 4-6 feet

Day To Germination

  • 10-14 days

Thin To (Plants Per Hill)

  • 2-3 plants


  • No

Year Introduced

  • 1970


  • Cucurbita


  • Moschata


  • Excellent resistance to vine borers.


  • Edible – Excellent food qualities


  • Good Keeper

Space Saver

  • Pick young and small to use as summer squash
Tips and Ideas on How-to Plant Waltham Butternut Squash Transplants in Your Vegetable Garden


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