North America Non-native Plant

Saltmarsh Sea Lavender

Botanical name: Limonium otolepis

USDA symbol: LIOT

Life cycle: perennial

Habit: forb

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

Saltmarsh Sea Lavender: A Mediterranean Beauty for Coastal Gardens If you’re looking for a tough, drought-tolerant perennial that can handle salty air and sandy soils, saltmarsh sea lavender (Limonium otolepis) might catch your eye. This Mediterranean native has found its way to California gardens, where it brings a touch of ...

Saltmarsh Sea Lavender: A Mediterranean Beauty for Coastal Gardens

If you’re looking for a tough, drought-tolerant perennial that can handle salty air and sandy soils, saltmarsh sea lavender (Limonium otolepis) might catch your eye. This Mediterranean native has found its way to California gardens, where it brings a touch of coastal charm with its delicate purple blooms and silvery foliage.

What Is Saltmarsh Sea Lavender?

Saltmarsh sea lavender is a perennial forb – essentially an herbaceous plant without woody stems. Don’t let the delicate appearance fool you; this plant is surprisingly tough and can handle conditions that would make other garden plants wilt. As a member of the sea lavender family, it’s built for coastal living.

Where Does It Grow?

Originally from the Mediterranean region, saltmarsh sea lavender has established itself in California, where the climate suits its preferences perfectly. It’s considered a non-native species that reproduces on its own in the wild, though its current invasive status isn’t well documented.

Garden Appeal and Design Role

This plant offers several attractive features for the right garden setting:

  • Clusters of small, papery purple flowers that bloom in summer
  • Silvery-green foliage that provides nice contrast
  • Excellent for dried flower arrangements
  • Low, spreading growth habit perfect for borders or mass plantings

In landscape design, saltmarsh sea lavender works beautifully in Mediterranean-style gardens, coastal plantings, and xeriscape designs. It’s particularly valuable in areas where salt spray or sandy soils limit other plant options.

Growing Conditions and Care

One of the best things about saltmarsh sea lavender is how easy it is to grow once you understand its preferences:

  • Sunlight: Full sun is essential for best flowering
  • Soil: Well-draining soil is crucial – it won’t tolerate wet feet
  • Water: Drought tolerant once established; actually prefers dry conditions
  • Salt tolerance: Excellent tolerance for salty conditions
  • USDA Zones: Thrives in zones 8-10

Planting and Care Tips

Getting saltmarsh sea lavender established is straightforward:

  • Plant in spring after the last frost
  • Ensure excellent drainage – amend heavy soils with sand or gravel
  • Water regularly the first season, then reduce to occasional deep watering
  • No fertilization needed – it actually prefers lean soils
  • Deadhead spent flowers if you want to prevent self-seeding

Wildlife and Pollinator Benefits

While in bloom, saltmarsh sea lavender attracts bees and butterflies, adding some pollinator value to your garden. The seeds may also provide food for small birds, though comprehensive wildlife benefit data is limited.

Should You Plant It?

Saltmarsh sea lavender can be a good choice for specific garden situations, particularly if you’re dealing with coastal conditions, poor soils, or water restrictions. However, since it’s not native to North America, consider exploring native alternatives first.

Some excellent native alternatives for similar conditions include:

  • California sea lavender (Limonium californicum) for California gardens
  • Seaside daisy (Erigeron glaucus) for coastal areas
  • Native bunch grasses for drought-tolerant landscaping

If you do choose to grow saltmarsh sea lavender, be mindful of its potential to self-seed and consider deadheading flowers to prevent unwanted spread. As with any non-native plant, it’s worth monitoring its behavior in your specific garden conditions.

The Bottom Line

Saltmarsh sea lavender offers reliable performance in tough conditions and attractive flowers for cutting. While it’s not a native species, it can serve a role in water-wise and coastal gardens where few other plants thrive. Just remember to explore native options first, and if you do plant it, be a responsible gardener by preventing its spread beyond your intended planting area.

Saltmarsh Sea Lavender

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Plumbaginales

Family

Plumbaginaceae Juss. - Leadwort family

Genus

Limonium Mill. - sea lavender

Species

Limonium otolepis (Schrenk) Kuntze - saltmarsh sea lavender

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA