FNPS Plant Database

Conradina grandiflora

large-flowered conradina, largeflower false-rosemary
  • Photo by: Shirley Denton, Suncoast Chapter FNPS
  • Photo by: Shirley Denton, Suncoast Chapter FNPS
  • Photo by: Shirley Denton, Suncoast Chapter FNPS
  • Photo by: John Bradford, Martin County Chapter FNPS

Nomenclature

Common Name:

large-flowered conradina, largeflower false-rosemary

Synonym(s):

Genus species:

Conradina grandiflora

Family:

Lamiaceae (Labiatae)

Plant Specifics

Form:

shrub

Size:

2-3 (4) ft tall by 1-3 ft wide

Life Span:

Long-lived perennial

Flower Color:

purple,lavender

Fruit Color:

NA

Phenology:

Evergreen. Long blooming and fruiting period generally in warmer months. Long-lived (Nelson 2003) in good habitat conditions including soil, drainage, and light.

Noted For:

Showy Flowers, Aroma/Showy Fruitsagrance, Interesting Foliage

Landscaping

Recommended Uses:

Border plant or as a single plants in a wildflower garden.

Considerations:

Availability:

Native Nurseries

Propagation:

Seed

Light:

Full Sun

Moisture Tolerance:

Always Flooded---------------------------------Extremely Dry

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Not wet but not extremely dry -to- 1Stays wet

Salt Water Flooding Tolerance:

Unknown

Salt Spray/Salty Soil Tolerance:

Low/no tolerance of salty wind or direct salt spray

Soil or Other Substrate:

Sand

Soil pH:

adaptable

Suitable to Grow In:

8A,8B,9A,9B

USDA zones are based on the average annual extreme minimum winter temperature.



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Ecology

Wildlife:

Pollinators

Attracts bees and other pollinators.

Native Habitats:

Scrub, coastal strand. In disturbed areas.

Natural Range in Florida:

Comments:

Ethnobotany:

General Comments:

This is a rare plant listed as threatened by the State of Florida.  It should only be acquired from reputable plant nurseries.

Citations:

Haehle, Robert G. and Joan Brookwell.  1999.  Native Florida Plants.  Gulf Publishing Company.  Houston, TX.



Huegel, Craig.  Native Florida Wildflowers: Conradinas.  Blogspot:  http://hawthornhillwildflowers.blogspot.com/2009/10/ accessed 2020



Huegel, Craig, N.  2012.  Native wildflowers and other ground covers for Florida landscapes. University Press of Florida, Gainesville, FL.



Institute for Regional Conservation.  Accessed 2021.  Natives for Your Neighborhood. https://www.regionalconservation.org/beta/nfyn/default.asp. (salt)



Nelson, Gil.  2003.  Florida's Best Landscape Plants. Association of Florida Native Nurseries.



Wunderlin, R. P., B. F. Hansen, A. R. Franck, and F. B. Essig. 2021. Atlas of Florida Plants ( https://florida.plantatlas.usf.edu/ ).  Institute for Systematic Botany, University of South Florida, Tampa.

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