Water:
Tall flat-topped asters thrives in moist meadows and woodlands, preferring consistent moisture with moderate drought tolerance. Water weekly for optimal hydration. Generally grown outdoors, it benefits from natural rainfall during its active growing season.
Propagation:
Propagating tall flat-topped asters involves seeds, cuttings, or division. Key to success are sufficient light, suitable temperatures, and well-draining soil. Issues like stem rot and seed dormancy may arise. To divide, dig in fall or spring, separate clumps, replant at the same depth, and maintain moisture.