Alcea is the botanical name for Joseph's Coat
Alcea Germination Information

Alternanthera Seed Germination How to Sow Alternanthera:

  • For best results, sow indoors leaving the seeds uncovered and maintaining temperatures of 68° F nights and 86° F days
  • Sow outdoors in late spring, barely covering of seeds
  • Seed germinates in 7-10 days, indoors or out
  • When sowing seed outdoors, we recommend a maximum planting depth of 4X the width of the seed

How to Grow Alternanthera:
Light and Soil:  Plant in full sun to light shade in moist, well-drained soil

Temperature: Alternanthera prefers a warm to hot climate

Appearance and Use:

A dramatic foliage plant for beds, borders, and containers, these upright, spreading plants reach 16-20 inches tall and spread up to 3 feet wide. Smooth purple foliage is oval and pointed, 4 inches long and 31/2 inches wide, darkening dramatically with exposure to heat. In partial shade, the leaf color is burgundy-bronze


About Alternanthera:
Pronunciation:  al-ter-nan’the-rå den-ta’tå
Lifecycle:  Annual
Origination: Amaranth family (Amaranthaceae); native to West Indies and Brazil
Common Name: Joseph's Coat