Heliotropium gnaphalodes

Sea-lavender, Sea-rosemary

Boraginaceae

Also known as Malotonia gnaphalodes, Argusia gnaphalodes, Tournefortia gnaphalodes

Plant Specifics

Form:Shrub
Life Span:Long-lived perennial
Flower Color:White
Fruit Color:Brown,black,NA
Phenology:Evergreen
Noted for:Showy flowers, Interesting foliage, Hurricane wind resistance

Landscaping

Recommended Uses:Hedges; small specimen plants; mass planting; ground cover; large planters. Dune reclamation.
Considerations:A beautiful shrub for oceanfront gardens, but susceptible to diseases inland.
Propagation:Seed, layering. Once established may form colonies as limbs that get covered by sand may root.
Availability:Native nurseries
Light: Full Sun
Moisture Tolerance:
always floodedextremely dry
 (Not wet but not extremely dry ----- to ----- Very long very dry periods)
Moisture Tolerance: Not wet but not extremely dry ----- to ----- Very long very dry periods
Salt Water Flooding Tolerance:Tolerant of occasional/brief inundation such as can occur in storm surges.
Salt Spray/ Salty Soil Tolerance:High. Can tolerate significant and ongoing amounts of salty wind and salt spray without injury.
Soil or other substrate:Sand
Soil pH:Circum-neutral to calcareous

Ecology

Wildlife:
Insects:
  

  • Nectar plant for Miami blue (Cyclargus thomasi bethunebakeri) and other butterfly species.
  • Attracts pollinators--mostly butterflies.

Native Habitats:Coastal uplands, dunes.

Distribution and Planting Zones

Natural Range in Florida
USDA Zones

Suitable to grow in:
10A 10B 11 9B 

USDA zones are based on minimum winter temperatures

Comments

General Comments:Is listed as endangered.