Iris Classifications

Iris Classifications

  • TB - Tall Bearded: over 27.5 inches tall, mid to late spring bloom

  • BB - Border Bearded: 16 to 27.5 inches tall, smaller versions of the TB, bloom with the TBs in mid to late spring

  • MTB - Miniature Tall Bearded: 16 to 27.5 inches tall, smaller flowers and slim stems, mid to late spring bloom with the TBs

  • IB - Intermediate Bearded: 16 to 27.5 inches tall, early to mid spring bloom, overlapping the SDBs and the TBs

  • SDB - Standard Dwarf Bearded: 8 to 16 inches tall, early spring bloom

  • MDB - Miniature Dwarf Bearded: up to 8 inches tall, the first of the bearded irises to bloom in very early spring