Iris germanica 'Blackwater'

German Iris

Photo courtesy of Growing Colors

  • Jet black flowers with a hint of purple
  • Deep ruffles reflect the sunlight
  • Velvety, sheen
  • Blooms mid-late spring
Border or Bed
Border or Bed
Cut Flower/ Foliage
Cut Flower/ Foliage
Dried Flower/ Foliage
Dried Flower/ Foliage
Drought Tolerant
Drought Tolerant
Mass Planting
Mass Planting
Rock Garden
Rock Garden

Homeowner Growing and Maintenance Tips:

Well drained

Quite tolerant of a wide range of soils

Plant the iris's rhizome shallowly so that the soil barely covers it

Height: 36-40 in
Spread: 18-24 in
Spacing: 12-24 in
Price Level 1: $13.99 ea.~#1
Bloom Color: Black, Purple
Zone: 3-9
Price Level 2: 4 for $50~#1

Additional Characteristics & Attributes:


  • Fragrant
  • Cut Flower/ Foliage
  • Rock Garden
  • Focal Point
  • Dried Flower/ Foliage
  • Mass Planting
  • Border or Bed
  • Drought Tolerant

Critter Resistance:

  • Deer Resistant
  • Rabbit Resistant


  • Full Sun
  • Partial Sun


  • Upright
  • Mounding

Foliage Color:

  • Green

Season of Interest (Flowering):

  • Summer

Attracts Wildlife:

  • Attracts Hummingbirds

Soil Moisture:

  • Moist, Well-Drained
  • Average Water