root division


noun

the act or process of reproducing plants by a division of roots or crowns.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for root division

  • The plants will grow readily in any light soil, and are easily increased by root-division in the spring, or by seeds.

  • Aquatics are propagated by seed sown under water: many will allow of root-division.