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yellow zucchini or crookneck squash

ProducePeak season runs from mid-June through August in North America, with availability extending through early fall in regions with longer growing seasons. In warmer climates, these summer squashes may be available from May through September.

Low in calories (approximately 21 kcal per 100g) and rich in vitamin C, manganese, and dietary fiber, while containing beneficial compounds including lutein and zeaxanthin. Both varieties are over 90% water, making them hydrating and light vegetables suitable for weight-conscious preparations.

About

Yellow zucchini and crookneck squash are summer squashes belonging to the Cucurbitaceae family, closely related varieties of Cucurbita pepo. Yellow zucchini exhibits a bright yellow skin with a straight or slightly curved cylindrical shape, while crookneck squash features a distinctive curved, hook-shaped neck at the stem end and a bulbous base, with bumpy, warted pale yellow skin. Both have tender, pale yellow flesh with a delicate, slightly sweet flavor and are best harvested when 6-8 inches long for optimal tenderness, as larger specimens develop thick skins and larger seeds. These summer squashes differ from winter squash varieties in their thin, edible skin and high water content, making them suitable for quick cooking methods rather than long roasting.

Culinary Uses

Yellow zucchini and crookneck squash are versatile warm-weather vegetables that serve similar functions to green zucchini in the kitchen. They may be sautéed, grilled, roasted, steamed, or used raw in slaws and salads. Their mild flavor and tender texture make them ideal for quick side dishes, vegetable medleys, and pasta dishes; they are particularly valued in Mediterranean and American summer cooking. Both varieties work well sliced lengthwise for grilling, cut into rounds for sautéing with garlic and herbs, or incorporated into frittatas and light vegetable gratins. Crookneck squash's distinctive shape makes it visually appealing in whole or half-stuffed presentations, while yellow zucchini functions as a direct substitute for green zucchini in breaded and fried preparations.