FNPS Plant Database

Ipomopsis rubra

standing-cypress
  • Photo by: Shirley Denton, Suncoast Chapter FNPS
  • Photo by: Shirley Denton, Suncoast Chapter FNPS
  • Photo by: Shirley Denton, Suncoast Chapter FNPS
  • Photo by: Ginny Stibolt, Ixia Chapter FNPS

Nomenclature

Common Name:

standing-cypress

Synonym(s):

Genus species:

Ipomopsis rubra

Family:

Polemoniaceae

Plant Specifics

Form:

flower

Size:

2-4 (6) ft tall by 1 ft wide

Life Span:

Long-lived perennial

Flower Color:

red

Fruit Color:

brown

Phenology:

Biennial. Winter dormant. Blooms summer-early fall.

Noted For:

Showy Flowers

Landscaping

Recommended Uses:

Informal garden planting.

Considerations:

Can become weedy.

Availability:

Native Nurseries, Seed

Propagation:

Seeds are available through the Florida Wildflowers Growers Cooperative.

Light:

Full Sun, Part Sun

Moisture Tolerance:

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

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Not wet but not extremely dry -to- Very long very dry periods

Salt Water Flooding Tolerance:

Unknown

Salt Spray/Salty Soil Tolerance:

Some tolerance to salty wind but not direct salt spray

Soil or Other Substrate:

Sand, Loam

Soil pH:

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:

Butterflies, Hummingbirds

Attracts butterflies.

Attracts  hummingbirds.

Native Habitats:

Dry sites. Open, ruderal.

Natural Range in Florida:

Comments:

Ethnobotany:

General Comments:

In a 2020 study of salt in irrigation water (https://journals.ashs.org/hortsci/view/journals/hortsci/55/7/article-p1119.xml), this species was found to be moderately tolerants of salt (at concentrations considered to be brackish) in the rooting medium.  Plant survival and health were better at lower salt concentrations.  Salt wind tolerance was based on known occurrences of this plant in near-shore, open areas near the east coast of Florida.

Citations:

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


Huegel, Craig N. (2012). Native Wildflowers and Other Ground Covers for Florida Landscapes. University Press of Florida, Gainesville.


Plant Real Florida. (Undated). Plant Communities: Beach Dunes Zone 9. ( https://www.plantrealflorida.org/plant-communities/detail/beach-dunes-zone-9 ). Accessed 2026. Florida Association of Native Nurseries, Melbourne, FL.


Lady Bird Johnson Wildflower Center. (2025). Plant Database: Ipomopsis rubra (Standing cypress). ( https://www.wildflower.org/plants/result.php?id_plant=ipru2 ). Accessed 2026. Lady Bird Johnson Wildflower Center, Austin, TX.


Miyamoto, S. & Martinez, I. & Padilla, M. & Portillo, A. & Ornelas, D.. (2004). Landscape Plant Lists for Salt Tolerance Assessment. ( https://agrilife.org/elpaso/files/2011/10/Landscape-Plant-Lists-for-Salt-Tolerance-Assessment.pdf ). Accessed 2026. Texas Agricultural and Mechanical University, Bryan-College Station, TX.

Gardenia, Creating Gardens. (2023). Ipomopsis rubra. ( https://www.gardenia.net/plant/ipomopsis-rubra ). Accessed 2026.


https://journals.ashs.org/hortsci/view/journals/hortsci/55/7/article-p1119.xml (salt)


Andrenko, I., Montague, T., McKenney, C., & Plowman, R. (2020). Salinity Tolerance of Select Wildflower Species in a Hydroponic Setting. HortScience, 55(7), 1119–1131. ( https://doi.org/10.21273/HORTSCI15052-20 ). Accessed 2026.


Osorio, Rufino. (2001). A Gardener's Guide to Florida's Native Plants. University Press of Florida, Gainesville.


Traas, Pamela. (2001). Gardening for Florida's Butterflies. Great Outdoors Publishing Co., St. Petersburg, FL.


Wunderlin, R. P., B. F. Hansen, A. R. Franck, and F. B. Essig. (1999+). Atlas of Florida Plants. ( https://florida.plantatlas.usf.edu/ ). [S. M. Landry and K. N. Campbell (application development), USF Water Institute.] Institute for Systematic Botany, University of South Florida, Tampa.

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