An improved version of the Big Boston variety, this butterhead produces tender, delicious leaves that grow in luminous, light green ruffles around a creamy yellow heart. 250 seeds minimum Germination: 7-14 days Maturity: 40-50 days, baby lettuce 30 days Direct sow 1/8-1/4\” deep in full sun/partial shade as soon as soil can be worked. Plant seeds 1\” apart; rows 12\” apart; thin seeds to 8-10\” apart.