Discover the hearty and versatile Winter Squash - Waltham Butternut at UNI PHI. Perfect for USDA Hardiness Zones 3-9, this resilient squash thrives in full sun with well-drained, fertile soil. It requires moderate watering and temperatures between 60-85°F to flourish. By integrating this nutritious squash into your sustainable farming practices, you support our mission of building resilient communities, natural homes, and tornado bunkers. Grow sustainably, eat heartily, and embrace nature with UNI PHI.