Description:
The F6:8 (F6 derived F8) breeding lines being released are numbered RH16-0001, RH16-0002, RH16-0003, RH16-0004, RH16-0005, RH16-0007, RH16-0008 and were derived from the cross Eruption × Hearts Delight. Advanced testing was conducted using F6:7 seed lots. The germplasm for distribution is F6:8 seed resulting from massing seed produced by approximately 30 plants per line. Hearts Delight (PI 606778) is a hearting type romaine developed by Enza Zaden from a cross between Green Towers and Bautista. Eruption (PI 613577) was developed by Enza Zaden but its parentage was not reported at the time of this germplasm release.