Uniola paniculata - L.
Common Name Sea Oats, Sea Oats Grass
Family Poaceae or Gramineae
USDA hardiness 7-11
Known Hazards None known
Habitats Sandhills and drifting sands on the coast[43]. Also found on salt flats[200].
Range Eastern N. America - Virginia to Texas and Mexico.
Edibility Rating  
Other Uses  
Weed Potential No
Medicinal Rating  
Fully Hardy Moist Soil Semi-shade Full sun

Translate this page:

You can translate the content of this page by selecting a language in the select box.

Bloom Color: Brown. Main Bloom Time: Late summer, Mid summer. Form: Upright or erect.

Uniola paniculata Sea Oats, Sea Oats Grass

Uniola paniculata Sea Oats, Sea Oats Grass
Physical Characteristics
 icon of manicon of flower
Uniola paniculata is a PERENNIAL growing to 2.5 m (8ft 2in) at a medium rate.
It is hardy to zone (UK) 7. It is in flower from Jul to August. The flowers are hermaphrodite (have both male and female organs) and are pollinated by Wind.Suitable for: light (sandy) and medium (loamy) soils. Suitable pH: acid, neutral and basic (alkaline) soils and can grow in saline soils.
It can grow in semi-shade (light woodland) or no shade. It prefers moist soil. The plant can tolerate maritime exposure.


 Cultivated Beds;
Edible Uses
Edible Parts: Seed.
Edible Uses:

Seed - cooked and eaten as a cereal[177, 183]. Said to have a very good flavour[183]. Seed production in the wild is generally poor[270].
Medicinal Uses
Plants For A Future can not take any responsibility for any adverse effects from the use of plants. Always seek advice from a professional before using a plant medicinally.

None known


Other Uses
Soil stabilization.

The spreading root system of this plant make it useful for stabilizing drifting coastal sand dunes[1, 200, 236].
Cultivation details
Landscape Uses:Erosion control, Ground cover, Seashore. Prefers a moist sandy soil, tolerating some shade[200]. Tolerates maritime exposure and saline soils[200]. An invasive plant, spreading freely by means of its rhizomes[236], but it is very ornamental[200]. and is well worth a place in the garden. Special Features:North American native, Naturalizing, Attractive flowers or blooms.
Seed - sow early spring in situ and only just cover the seed[1]. Division in spring[200].
Other Names
Found In
Weed Potential

Right plant wrong place. We are currently updating this section. Please note that a plant may be invasive in one area but may not in your area so it’s worth checking.

Conservation Status
IUCN Red List of Threatened Plants Status :
Related Plants


Print Friendly and PDF
Expert comment
Botanical References
Links / References
For a list of references used on this page please go here
Readers comment
Ken Fern, Plants for a Future   Fri Dec 28 2007
I'm not sure where to buy seeds from in America, but plants can be obtained from Sanibel-Captiva Conservation Foundation, 3333 Sanibel-Captiva Road P.O. Box 839, Sanibel, Florida 33957. Web site http://www.sccf.org/Index.htm
Greg Weymann   Thu Dec 27 2007
Where can one purchase the seeds? We are on Pensacola Bay and need plants to hold the backyard against possible future storms. Thank you for your time.
QR Code

What's this?

This is a QR code (short for Quick Response) which gives fast-track access to our website pages. QR Codes are barcodes that can be read by mobile phone (smartphone) cameras. This QR Code is unique to this page. All plant pages have their own unique code. For more information about QR Codes click here.

1. Copy and print the QR code to a plant label, poster, book, website, magazines, newspaper etc and even t-shirts.
2. Smartphone users scan the QR Code which automatically takes them to the webpage the QR Code came from.
3. Smartphone users quickly have information on a plant directly for the pfaf.org website on their phone.
Add a comment

If you have important information about this plant that may help other users please add a comment or link below. Only comments or links that are felt to be directly relevant to a plant will be included. If you think a comment/link or information contained on this page is inaccurate or misleading we would welcome your feedback at [email protected]. If you have questions about a plant please use the Forum on this website as we do not have the resources to answer questions ourselves.

* Please note: the comments by website users are not necessarily those held by PFAF and may give misleading or inaccurate information.

To leave a comment please Register or login here All comments need to be approved so will not appear immediately.

Subject : Uniola paniculata  

Plant Uses

Edible Uses
Medicinal Uses
Other Plant uses
Woodland Gardening
Why Perennial Plants?
Top Edible Plants
Top Medicinal Plants
Garden Design

Twiter      Facebook


Content Help
Support Us
Old Database Search
About Us
Sign In

Stay informed about PFAFs progress,
challenges and hopes by signing up for
our free email ePost. You will receive
a range of benefits including:
* Important announcements and news
* Exclusive content not on the website
* Updates on new information &
functionality of the website & database

We will not sell or share your email address.
You can unsubscribe at anytime.