Giant Salvinia, Water Spangles, Water Fern, Floating Fern
Salvinia minima

Family: Salviniaceae
Genus: Salvinia (sal-VIN-ee-uh) (Info)
Species: minima (MIN-eh-muh) (Info)

Category:

Ponds and Aquatics

Foliage Color:

Chartreuse/Yellow

Bloom Characteristics:

Unknown - Tell us

Water Requirements:

Very high moisture needs; suitable for bogs and water gardens

Where to Grow:

Unknown - Tell us

Height:

under 6 in. (15 cm)

Spacing:

3-6 in. (7-15 cm)

Hardiness:

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

USDA Zone 10a: to -1.1 C (30 F)

USDA Zone 10b: to 1.7 C (35 F)

USDA Zone 11: above 4.5 C (40 F)

Sun Exposure:

Full Sun

Danger:

N/A

Bloom Color:

Inconspicuous/none

Bloom Time:

N/A

Foliage:

Evergreen

Deciduous

Other details:

May be a noxious weed or invasive

Soil pH requirements:

Unknown - Tell us

Patent Information:

Non-patented

Propagation Methods:

Plant is viviparous

Seed Collecting:

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Regional

This plant has been said to grow in the following regions:

Bartow, Florida

Fountain, Florida

Rockledge, Florida

Tampa, Florida

Gardeners' Notes:

0
positives
1
neutral
3
negatives
RatingContent
Negative

On Jul 27, 2011, cocoa_lulu from Grand Saline, TX (Zone 7b) wrote:

Texans Beware: All species of the genus Salvinia has been become a Class B Parks and Wildlife Code Misdemeanor and illegal to own, grow, sell, or transport in Texas. With fines of not less than $200 or more than $2000 (per plant) a jail term not to exceed 180 days, or both a fine AND imprisonment. For more and updated information, visit http://www.ntwgs.org/articles/illegalAquatics.html#control

Negative

On Dec 27, 2006, frostweed from Josephine, Arlington, TX (Zone 8a) wrote:

Giant Salvinia, Water Spangles, Water Fern, Floating Fern Salvinia minima is naturalized in Texas and other States and is considered an invasive noxious plant. It is prohibited in Texas.

Neutral

On Dec 11, 2005, MotherNature4 from Bartow, FL (Zone 9a) wrote:

I believe that a synonym is Salvinia rotundifolia.

Negative

On Nov 15, 2003, dogbane from New Orleans, LA (Zone 9a) wrote:

There is a species of Salvinia which is an invasive exotic in Louisiana. It outcompetes duckweed, an important food for migratory waterfowl. I am not sure if it is this species, but please be careful in cultivating Salvinia.