Alternanthera Purple Knight

Alternanthera Purple Knight produces folliage that is the darkest purple, almost black.  Alternanthera, commonly referred to as Joseph’s Coat or Joyweed, is a greenery favorite.  Alternanthera produces a variety of boldly colored foliage, ranging from green, variegated and deepest, darkest purple, nearing black.  The upright growth habit, heat tolerance and vivid colors makes this a great choice for landscape, baskets and mixed containers!  Its colors will come to life through early Spring, Summer and Fall, right up until the first frost.  Alternanthera is desired most for its vivid foliage, rapid vigorous growth, heat tolerance, and upright growth habit for landscape, beds, baskets and containers.  This is a great annual for early Spring through Fall with vibrant colors to brighten up any container or landscape. 

 

Height 16-20 Inches

Spread 16-36 Inches

Homeowner Growing & Maintenance Tips Alternanthera prefers full sun but can tolerate some shade with full sun bringing out the richest colors.  They mature to about 18-24” tall and about 24-36” wide.  It grows best in moist, well drained soil.

Interesting Notes Looks great in containers, beds, along borders and in mass plantings. Adds rich color to any mixed plantings.

USDA Hardiness Zone 4-8

Characteristics & Attributes

Attributes • Ground Cover • Container • Mass Planting • Drought Tolerant • Edging • Great Foliage • Border or Bed	Exposure • Sun • Partial Shade	Foliage Color • Purple	Season of Interest (Foliage) • Spring • Summer • Fall
Soil Moisture Preference • Dry • Average