Ella's Garden Plants from A to Z: Alternanthera dentata, 'Purple Knight', Joy Weed, Calico Plant

Common Name: Joy Weed, Calico Plant

Family: Amaranthaceae

Genus: Alternanthera

Species: dentata

Cultivar or Variety: 'Purple Knight'

Characteristics: Exceptionally heat-tolerant

Life Cycle
Annual

Zone Hardiness up to
Zone 4
Zone 5
Zone 6
Zone 7
Zone 8
Zone 9

Endangered Species
No

Heirloom
No

When to Sow Seed
Early Spring
Mid Spring
Late Spring
Early Summer

Germination Temperature
70-80 F

Seed Needs Light to Germinate
Yes

Days to Germination
3-7 days
7-10 days

Sun Exposure
Full Sun
Part Sun/ Part Shade

Plant Height
1- 2 feet

Plant Form
Upright
Spreading

Blooms
Yes

Bloom Form
Above Foliage

Flower Color
White

Nutritional Needs
Moist

Fertile
Yes

Reproduces By
Seed
Stem Fragments

Additional Uses
Containers
Borders
Planters

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