Cassa Blue Flax Lily
Best low-maintenance evergreen for coastal or drought-prone garden landscapes.
The Cassa Blue Flax Lily from Monrovia is a striking, slow-growing shrub that brings year-round beauty to your garden. Its dense, blue-green foliage is complemented by delicate violet flowers in spring, followed by attractive purple berries. This evergreen plant is exceptionally versatile, tolerating salt spray and drought once established, making it ideal for coastal areas or low-maintenance landscapes. It forms a neat clump, preventing aggressive spread, and thrives in both full sun and partial shade. Perfect for borders, mass plantings, or containers, it adds refined charm with minimal effort.
$22.99
Owner Satisfaction
4.7
/ 5
Category Rank
34
/ 2598
#34 in Bushes & Shrubs
Price vs Category Average
-42%
Below average
Mature Height
24
/ inches
Who it's for
- Busy gardeners needing resilient, low-maintenance landscape structure
- Designers seeking modern, architectural texture for garden contrast
- Landscapers wanting versatile plants for containers, borders, or massing
Who should skip it
- Gardeners working with heavy, poorly draining clay soils
- Residents in cold climates outside USDA zones 8-11
- Budget-conscious buyers planning large-scale mass plantings
Performance breakdown
Drought Tolerance
Established plants thrive with minimal supplemental water in most climates.
Coastal Resilience
Salt spray tolerance makes this a top choice for seaside landscapes.
Maintenance Effort
Slow growth and non-spreading habit keep garden upkeep remarkably low.
Visual Versatility
Evergreen foliage provides consistent color across varied garden design styles.
Environmental Adaptability
Performs reliably in both full sun and partial shade conditions.
Pollinator Appeal
Delicate spring blooms offer a modest boost to local garden pollinators.
Key Specs
Mature Height
24 inches
Mature Width
24 inches
Brand
Monrovia Growers
Genus
Dianella
Cultivar
Cassa Blue
USDA Hardiness Zone
7
Soil Drainage
Well-drained
Water Needs
Medium
Features
- Striking blue-green foliage for year-round color.
- Violet flowers followed by decorative purple berries.
- Tolerates salt spray, ideal for coastal gardens.
- Drought tolerant for low-maintenance care.
- Clump-forming habit prevents spreading.
- Evergreen for continuous visual appeal.
- Adaptable to sun and partial shade.
- Easy-care selection for effortless gardening.
What customers say
Customers consistently praise the Cassa Blue Flax Lily's exceptional quality upon arrival, highlighting its robust roots and vibrant color. The plant is celebrated for its remarkable reliability and ease of use. Gardeners find it effortlessly establishes and thrives, even in challenging dry conditions, requiring minimal maintenance. It offers significant visual impact with very little effort, making it a highly valued and dependable landscape choice. This plant consistently delivers impressive results for minimal care.
Know before you buy
This plant maintains a compact, neat habit, reaching a mature height and width of approximately 24 inches.
No, the Cassa Blue Flax Lily has a clump-forming growth habit, which keeps it contained and prevents it from spreading or becoming invasive.
Yes, this variety is an excellent choice for coastal landscapes because it is specifically noted for its tolerance to salt spray.
While it has moderate water needs, it is drought-tolerant once established, making it a low-maintenance option for many garden types.
No, this plant is not considered deer resistant. If you have a high deer population in your area, you may want to provide protection or choose a different location.
It is quite adaptable and will thrive in either full sun or partial shade, giving you flexibility in where you place it.
Still have a question?
Ask Hayley anything about this product before you decide.
Ready to buy?
$23