Polemonium Jacob’s Ladder 18-24” Blue, pink or Small leaflets Does not tolerate hot 2-7 Full sun to partial caeruleum white, in early arranged on the and humid shade, well-drained summer stem like a conditions soil, and cooler ladder. temperatures Polygonatum Solomon’s Seal 1-2’ Greenish white P. odoratum 3-8 Prefers shady, cool biflorum and flowers in has woodland areas. ‘Variegatum’ odoratum spring. white variegation on the foliage. Pulmonaria Blue Lungwort 9-12” Pink buds open Solid green Foliage wilts in 2-7 Partial shade, angustifolia to bright blue warmer conditions moist, well-drained flowers, in and can die back soils spring after flowering Pulmonaria Long-leaved 9-12” Blue to purple, Green, long Tolerates heat more 3-8 Partial shade, longifolia Lungwort in spring narrow leaves, moist, well-drained spotted soils variegation Pulmonaria rubra Red Lungwort 12-24” Coral to red, in green 4-7 Partial shade, early spring moist, well-drained soils Pulmonaria Bethlehem Sage 9-18” Pinkish flower Spotted foliage Many cultivars 3-7 Partial shade; saccharata buds, open to available soils with blue, spring regular moisture Sagina subulata Irish Moss 1” White, summer Green; Excess moisture, and 6 Sun to part shade, or overhead irrigation well-drained soil. ‘Aurea’ Scotch Moss can cause rot Aurea needs more has golden shade. foliage Thalictrum sp. Meadow Rue Varies Colored Fine, green to Part shade, by sepals, blue-green adequate moisture species spring or summer
Polemonium caeruleum Jacob’s Ladder 18-24” Blue, pink or white, in early summer Small leaflets arranged on the stem like a ladder. Does not tolerate hot and humid conditions 2-7 Full sun to partial shade, well-drained soil, and cooler temperatures Polygonatum biflorum and odoratum Solomon’s Seal 1-2’ Greenish white flowers in spring. P. odoratum ‘Variegatum’ has white variegation on the foliage. 3-8 Prefers shady, cool woodland areas. Pulmonaria angustifolia Blue Lungwort 9-12” Pink buds open to bright blue flowers, in spring Solid green Foliage wilts in warmer conditions and can die back after flowering 2-7 Partial shade, moist, well-drained soils Pulmonaria longifolia Long-leaved Lungwort 9-12” Blue to purple, in spring Green, long narrow leaves, spotted variegation Tolerates heat more 3-8 Partial shade, moist, well-drained soils Pulmonaria rubra Red Lungwort 12-24” Coral to red, in early spring green 4-7 Partial shade, moist, well-drained soils Pulmonaria saccharata Bethlehem Sage 9-18” Pinkish flower buds, open to blue, spring Spotted foliage Many cultivars available 3-7 Partial shade; soils with regular moisture Sagina subulata Irish Moss 1” White, summer Green; ‘Aurea’ or Scotch Moss has golden foliage Excess moisture, and overhead irrigation can cause rot 6 Sun to part shade, well-drained soil. Aurea needs more shade. Thalictrum sp. Meadow Rue Varies by species Colored sepals, spring or summer Fine, green to blue-green Part shade, adequate moisture
perennials-and-groundcovers.docx