General Plant Information (Edit)
Plant Habit: Shrub
Life cycle: Perennial
Sun Requirements: Full Sun
Full Sun to Partial Shade
Water Preferences: Mesic
Dry Mesic
Minimum cold hardiness: Zone 7a -17.8 °C (0 °F) to -15 °C (5 °F)
Maximum recommended zone: Zone 11
Plant Height: up to 5 feet
Plant Spread: 5 to 6 feet
Leaves: Evergreen
Flowers: Showy
Blooms on new wood
Flower Color: Blue
Bloom Size: Under 1"
Flower Time: Year Round
Other: For colder zones, spring to early summer.
Inflorescence Height: 4 to 5 feet
Foliage Mound Height: up to 5 feet
Underground structures: Taproot
Suitable Locations: Xeriscapic
Uses: Windbreak or Hedge
Provides winter interest
Erosion control
Culinary Herb
Medicinal Herb
Salad greens
Suitable as Annual
Edible Parts: Flowers
Wildlife Attractant: Bees
Resistances: Deer Resistant
Rabbit Resistant
Tolerates dry shade
Drought tolerant
Propagation: Other methods: Cuttings: Tip
Cuttings: Root
Pollinators: Bees
Containers: Suitable in 3 gallon or larger
Needs excellent drainage in pots
Conservation status: Least Concern (LC)

Conservation status:
Conservation status: Least Concern
Common names
  • Rosemary
  • Salvia
Botanical names
  • Accepted: Salvia rosmarinus
  • Synonym: Rosmarinus officinalis

'Tuscan Blue' was a featured
Plant of the Day for May 27, 2018.
Photo Gallery
Location: Glendale, AZ
Date: 2020-10-24
Bee visits Tuscan rosemary bloom

Photo courtesy of Santa Rosa Gardens. Used with permission.
Location: Arbor Gate Nursery, Tomball, TX
Date: 2013-10-05
  • Uploaded by jon
Location: West Jordan, Utah, United States
Date: 2021-08-24
Location: Taupo, New Zealand
Date: 25/05/2020
Location: Local nursery.
Date: 2014-09-17
Location: Local nursery.
Date: 2014-09-17
Location: Local nursery.
Date: 2014-09-17
Location: Local nursery.
Date: 2014-09-17

Date: 2014-12-03

Date: 2014-12-03

Date: 2014-12-03
Location: Orange, CA
Date: 2016-06-02
Rosemary Tuscan Blue
Location: Kalama, Wa.
  • Uploaded by Joy
  • Posted by Bubbles (Austin, Tx - Zone 8b) on Mar 7, 2013 2:08 PM concerning plant:
    Tuscan Blue has an upright form and can grow 6' tall and 4' wide. It has violet blue flowers and broad leaves. It is excellent for culinary use.
Plant Events from our members
Harlantk On October 7, 2018 Obtained plant
(Green Thumbers close out on herbs)
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