Rex Butterhead Lettuce Seeds Environmental Controls High temperature limit protection

High temperature limit protection

Requires motor freight (LTL) shipping

Blade size: 16 in

round fruits with minimal ribbing — perfect for pack-out quality

making it an ideal choice for most hydroponic and greenhouse setups

Rex Butterhead Lettuce Seeds Environmental Controls High temperature limit protectionSold in cans of 5000 seeds. Rex (LET2003) is a trusted bibb style (butterhead) lettuce hybrid, widely regarded as a greenhouse and hydroponic standard. Known for its reliability across all seasons, and particularly valued during spring and summer, Rex delivers consistent performancethanks in part to strong tolerance for tip burn and bolting. It forms smooth, clear heads with thick, dark green leaves and exhibits excellent resistance to various downy