Perennial

Paeonia tenuifolia 'Itoba'

Paeonia tenuifolia 'Rubra Plena' (Double Fernleaf peony)

Penstemon 'Pristine Scarlet' (Beard Tongue)

Penstemon baratus 'Riding Hood Purple' (Beard Tongue)

Penstemon serrulatus

Perovskia 'Little Spire' (Little Spire Russian Sage)

Perovskia atriplicifolia 'Compact Bluesette' (Compact Bluesette Russian Sage)

Phlox subulata 'Candy Stripe' (Candy Stripe Moss Phlox)

Phlox subulata 'Crimson Beauty' (Crimson Beauty Moss Phlox)

Phlox subulata 'Emerald Cushion Blue' (Emerald Cushion Blue Moss Phlox)

Phlox subulata 'Scarlet Flame' (Scarlet Flame Moss Phlox)

Phlox subulata 'Spring White'

Phlox subulata 'White Delight' (White Delight Moss Phlox)

Physostegia virginiana 'Crystal Peak White' (Crystal Peak White Obedient Plant)

Polemonium 'Bressingham Purple' (Bressingham Purple Jacob's Ladder)

Polemonium 'Hurricane Ridge' (Jacob's Ladder)

Polemonium caeruleum 'Brise D'Anjou' (Brise D'Anjou Jacob's Ladder)

Polygonatum multiflorum (Solomon's Seal)

Pulmonaria 'High Contrast' (Lungwort)

Pulmonaria 'Raspberry Frost' (Lungwort)