underbud

/ˈʌndərbʌd/
noun
  1. A bud that develops beneath another bud or at the base of a plant stem, often hidden from view.
    • The gardener noticed an underbud forming near the soil line of the rose bush.
    • Underbuds can remain dormant for years until the main stem is damaged.
    • She carefully removed the underbud to encourage the plant to grow upward.
verb
  1. To produce or develop buds from beneath the surface or at the base of a plant.
    • Some trees underbud when their main branches are pruned heavily.
    • The strawberry plants began to underbud after the first frost.
    • The gardener watched the perennials underbud in early spring.