Buttercrunch Lettuce Seeds (Organic Non-gmo) 1,250 Seeds By Jaysseeds&trade; Upc 643451295092 + 2 Free Plant Markers Organic. 65 days. One of the classic butterheads, Buttercrunch combines good garden performance with tender-crisp flavor. The leaves are very dark green and thicker than most, with a crisp texture and juicy bite. 1,250 Seeds They are loosely held on big heads that grow more vigorously than many others, ready in just 65 days. So high-performing and satisfying that it won an AAS award, Buttercrunch is the highest-quality eating butterhead-type we know. Prepare your planting bed by loosening the soil to at least 10 inches deep. Mix in an inch or so of good compost or well-rotted manure. Sow lettuce seeds a quarter of an inch deep and 1 inch apart in rows or squares, or simply broadcast them over the bed. Lettuce thrives in cold weather and can be sown directly into the garden, starting in early spring. For an even earlier harvest, sow indoors; the seedlings don't mind transplanting. If a fall crop is desired, begin in late summer. Grow in single rows, plants spaced 18 inches apart, or in containers. This extremely popular lettuce has a luscious, buttery texture. The soft heads are creamy yellow inside and have some heat resistance. Best in cooler regions. Plant early in spring and repeat every 2 weeks into fall. Protect from heat with shade cloth.