6. Black-Eyed Susans (Every 3–4 years)
These cheerful, golden-yellow blooms are garden favorites. Dividing them every few years prevents overcrowding and disease.
Tip: Best divided in early spring or fall.
7. Irises (Every 3–4 years)
Irises grow from rhizomes that can become overcrowded. Dividing them ensures more blooms and prevents rot.
Tip: Do this in late summer after flowering is finished.
8. Shasta Daisies (Every 2–3 years)
Shasta daisies add a cheerful, classic look to any garden. Splitting them regularly boosts vigor and flowering.
Tip: Divide in early spring or late summer for best results.
9. Bee Balm (Every 2–3 years)
Bee balm not only produces vibrant flowers but also attracts bees, hummingbirds, and butterflies. It can spread aggressively, so dividing keeps it manageable.
Tip: Divide in early spring and replant in rich, moist soil.
10. Sedum (Every 3–4 years)
Sedum, also known as stonecrop, thrives in sunny, dry conditions. Dividing encourages new growth and maintains its shape.
Tip: Divide in spring when the soil is workable.
11. Yarrow (Every 3–4 years)
Yarrow is hardy, drought-tolerant, and produces clusters of tiny blooms. Dividing helps prevent it from becoming invasive while boosting flower production.
Tip: Best divided in early spring or fall.
🌸 Final Thoughts
Dividing perennials is one of the easiest, most rewarding gardening tasks you can do. Not only does it multiply your plants for free, but it also keeps your garden looking lush, colorful, and healthy year after year. With these 11 perennials, you’ll enjoy endless blooms while ensuring your plants thrive for the long term.
