Why Large Lady Banks Roses Fail to Bloom: Pruning Timing, Frost, and Light

Two 15-20 ft Lady Banks roses, healthy leafy, no blooms. Zone 7. One 3-4 hrs sun, other 6+ hrs. Both growing through trees.

Bloom on Old Wood

Lady Banks sets buds previous year. Spring pruning removes them. Spring frost kills them. 3-4 hours sun may be insufficient. If ever bloomed, frost is likely cause.