Mimosa / Silk Tree (Albizia julibrissin): Fast-Growing, Ferny-Leaved Tree with Pink Powder Puff Flowers

Overview

Mimosa (Albizia julibrissin) is a fast-growing, large shrub or small tree (15-30 feet) with bipinnate, ferny leaves and fluffy, fragrant, pink flowerheads in summer. Seed pods persist into winter. Can be invasive; seedlings spread aggressively. Native to Iran-Japan.

Botanical Details

• Genus: Albizia
• Species: julibrissin
• Synonyms: Paraserianthes

Culture & Cautions

Full sun, poor to moderately fertile, well-drained soil. Invasive potential—prevent seed escape. Indoors: full light, shade from hot sun, water freely, fertilize monthly. Outdoors: vascular wilts, spider mites, whiteflies. Use as specimen, in borders, indoor plant. Fragrant flowers attract bees.