Irises should be cut back after blooming to prevent energy loss in seed production and promote robust root growth. Remove unhealthy leaves promptly to prevent the spread of diseases or pests and check ...

DENVER — Everybody loves iris, but as your garden becomes shadier over time, your iris may need sunnier locations. Even if you have plenty of sun, clumps need to be divided when they become ...

If you want your irises (Iridaceae spp.) to put on a real show next spring, don't reach for the clippers too soon. It's easy to get impatient when the flower stalks start to flop in midsummer, but ...

Prune wisteria, roses, and lavender in September to control growth and encourage healthier blooms. Cut back bearded iris, daylily, and blanket flower to prevent pests and refresh plants for fall. Trim ...