Seedbox, Bushy Waterprimrose
Ludwigiaalternifolia

Family: Onagraceae (on-uh-GRAY-see-ee)
Genus: Ludwigia (lud-WIG-ee-uh)
Species: alternifolia (al-tern-ee-FOH-lee-uh)

Category
Perennials

Water Requirements
Very high moisture needs; suitable for bogs and water gardens

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage

Foliage Color

Height
24-36 in. (60-90 cm)

Spacing

Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
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)

Where to Grow

Danger

Bloom Color
Bright Yellow

Bloom Characteristics

Bloom Size

Bloom Time
Mid Summer
Late Summer/Early Fall
Mid Fall

Other details
May be a noxious weed or invasive

Soil pH requirements

Patent Information
Non-patented

Propagation Methods

Seed Collecting
Allow pods to dry on plant; break open to collect seeds