Unwins Crisphead Lettuce Great Lakes Seeds is a heritage Iceberg-type variety producing substantial heads of luminous green leaves with exceptional crispness and crunch. This classic cultivar demonstrates impressive heat tolerance and bolt resistance, thriving even during warm spells when lesser varieties falter. The substantial head size delivers generous harvests ideal for family salads and entertaining, whilst the sturdy constitution ensures reliable performance across diverse growing conditions. Strong disease resistance reduces management requirements, allowing you to focus on enjoying superior quality lettuce. A time-honoured choice that continues delivering the crisp texture and reliable yields that made it a gardening favourite for generations.