Dense-Flowered Loosestrife
Lysimachia congestiflora 'Outback Sunset'

Family: Primulaceae
Genus: Lysimachia (ly-si-MAK-ee-uh) (Info)
Species: congestiflora (kon-jes-tih-FLOR-uh) (Info)
Cultivar: Outback Sunset

Category:

Perennials

Foliage Color:

Unknown - Tell us

Bloom Characteristics:

Unknown - Tell us

Water Requirements:

Requires consistently moist soil; do not let dry out between waterings

Where to Grow:

Unknown - Tell us

Height:

under 6 in. (15 cm)

Spacing:

12-15 in. (30-38 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)

Sun Exposure:

Sun to Partial Shade

Danger:

Unknown - Tell us

Bloom Color:

Bright Yellow

Bloom Time:

Mid Spring

Late Spring/Early Summer

Mid Summer

Foliage:

Grown for foliage

Herbaceous

Other details:

Unknown - Tell us

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Unknown - Tell us

Propagation Methods:

By dividing rhizomes, tubers, corms or bulbs (including offsets)

From seed; sow indoors before last frost

From seed; direct sow after last frost

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:

Auburn, California

Clayton, California

Bradenton, Florida

Pompano Beach, Florida

Hamilton, Georgia

Glen Head, New York

Summerville, South Carolina

Willis, Texas

Norfolk, Virginia

show all

Gardeners' Notes:

2
positives
1
neutral
0
negatives
RatingContent
Positive

On Apr 10, 2011, gardenergirl678 from Hamilton, GA (Zone 8a) wrote:

Great groundcover for high shade as well as sun. This cultivar and 'Goldilocks' brighten shady areas, dry and wet. I give it a 10!

Positive

On May 9, 2009, JeanneTX from Willis, TX (Zone 8b) wrote:

This plant makes a fantastic Ground cover and always in bloom

Neutral

On Feb 1, 2003, lupinelover from Grove City, OH (Zone 6a) wrote:

Do not cover seeds when planting.

Saved seed will not come true.