Cuphea Species, Blue Waxweed, Clammy Cuphea, Tall Violet Cuphea, Tarweed
Cupheaviscosissima

Family: Lythraceae (ly-THRAY-see-ee)
Genus: Cuphea (KYOO-fee-uh)
Species: viscosissima (vis-kos-ISS-ih-muh)

Synonym:Cuphea brownei

Synonym:Cuphea parietarioides

Category
Annuals

Water Requirements
Average Water Needs; Water regularly; do not overwater

Sun Exposure
Full Sun
Sun to Partial Shade

Foliage
Herbaceous

Foliage Color

Height
18-24 in. (45-60 cm)

Spacing

Hardiness
Not Applicable

Where to Grow

Danger

Bloom Color
Magenta (pink-purple)

Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds

Bloom Size

Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall

Other details

Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)

Patent Information

Propagation Methods
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors

Seed Collecting
Collect seedhead/pod when flowers fade; allow to dry
Properly cleaned, seed can be successfully stored