Rosmarinus officinalis Severn Sea (Rosemary)

Rosmarinus officinalis ‘Severn Sea’ (Rosemary) is a dense, spreading, evergreen shrub with arching branches bearing aromatic, linear, dark green leaves. Profuse clusters of bright blue, two-lipped flowers appear in spring and summer. Easy to maintain and undemanding, Severn Sea Rosemary is a great candidate for hedges, herb gardens, and waterwise gardens. The leaves are good for cooking and can be used fresh or dried to flavor dishes.

Rosmarinus officinalis 'Severn Sea' (Rosemary) is a dense, spreading, evergreen shrub with arching branches bearing aromatic, linear, dark green leaves. Profuse clusters of bright blue, two-lipped flowers appear in spring and summer. Easy to maintain and undemanding, Severn Sea Rosemary is a great candidate for hedges, herb gardens, and waterwise gardens. The leaves are good for cooking and can be used fresh or dried to flavor dishes.

  • Grows up to 2-3 ft tall and wide (60-90 cm).
  • Easily grown in poor, well-drained soils in full sun. Drought tolerant once established.
  • Great for beds and borders, Mediterranean gardens, cottage gardens, coastal gardens, city gardens, rock gardens, patio containers, or as a formal or informal hedge.
  • No serious pest or disease issues.
  • Attractive to bees, butterflies, and hummingbirds, however, deer dislike rosemary's strong scent.
  • Propagate by semi-hardwood cuttings.
  • Rosemary needs little pruning. Prune lightly removing unsightly shoots as required. If desired, prune plants after bloom to promote dense foliage growth.
  • Rosmarinus officinalis is native to the Mediterranean region, from where it has been introduced into all continents.

Requirements

Hardiness 8
– 11

Heat Zones 8
– 12

Climate Zones 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, H1, H2
Plant Type Herbs, Shrubs
Plant Family Rosmarinus – Rosemary
Exposure Full Sun
Season of Interest Spring (Early,Mid,Late)Summer (Early,Mid,Late)FallWinter
Height 2'
– 3'
(60cm
– 90cm)
Spread 2'
– 3'
(60cm
– 90cm)
Spacing 24″
– 36″
(60cm
– 90cm)
Water Needs Low, Average
Maintenance Low
Soil Type Chalk, Clay, Loam, Sand
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained, Well-Drained
Characteristics Fragrant, Evergreen
Tolerance Deer, Drought, Salt
Attracts Bees, Butterflies
Garden Uses Beds and Borders, Patio and Containers, Wall-Side Borders
Garden Styles City and Courtyard, Coastal Garden, Gravel and Rock Garden, Informal and Cottage, Mediterranean Garden