Heliotropium gnaphalodes
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Sea-lavender, Sea-rosemary
Boraginaceae
Also known as Malotonia gnaphalodes, Argusia gnaphalodes, Tournefortia gnaphalodes
Plant Specifics
| Form: | Shrub | |
| Size: | 3-6 ft tall by 3-10 ft wide | |
| Life Span: | Long-lived perennial | |
| Flower Color: | White | |
| Fruit Color: | Brown,black,NA | |
| Phenology: | Evergreen. Blooms throughout the year. | |
| 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 |
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| (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: |
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| 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 in Florida. |