Agapanthus is one of the most architectural plants you can grow, but when those towering blue flower heads fail to appear, the frustration is real. “Why is my agapanthus not flowering?” is the single most common question gardeners ask about this plant, and it is almost always caused by one of a handful of fixable problems rather than anything fundamentally …
Agapanthus — commonly known as African blue lily or Lily of the Nile — is one of the most reliable summer-blooming perennials for US gardens. With globe-shaped heads of trumpet flowers in violet-blue, cobalt, or white rising above strap-like foliage, these South African natives add drama to borders, pots, and poolside plantings from June through September. What surprises many gardeners …
Agapanthus is one of the most dramatic summer perennials you can grow — but most gardeners miss the single most important fact about container culture: it blooms best when pot-bound. This complete agapanthus growing guide covers variety selection for USDA Zones 6–11, planting, care, why it won’t flower (and how to fix it), and overwintering in colder climates.