This iceberg type variety has been especially selected for the Caribbean islands. 
ROCKWELL shows very good performances, even in very hot conditions. It forms nice heads in 30 to 35 days after transplanting and has good holding ability. Leaves are smooth and tasty.
Head
Very voluminous
Firm
Average weight: 800 to 900 gr.
Good holding ability
Leaves
• Smooth and tasty
• Glossy green
• Slightly indented, low undulation
Maturity
30 to 35 days after transplanting (according to 
climatic conditions and crop practices)
Resistances
• Bolting
• Tip burn