McKenzie Seeds Seed Tape - the fast, easy, convenient way to garden!  Seeds are pre-spaced in bio-degradable tissue tape to allow even planting, which virtually eliminates the need for thinning. 

Very popular variety that produces for a long time.  Glossy, dark green, thick textured, crinkled leaves are rich in iron.  This cool weather vegetable is easy to grow in rich, well-drained soil.  Best growth occurs in spring and fall, and be sure to do a second sowing in late summer for a fall crop.  Requires plenty of moisture.  
325+ seeds.  40-48 days.