Plant Moonbeam Threadleaf Tickseed in well-drained soil with full sun exposure. Space plants about 12-18 inches apart. Water regularly during the first growing season to establish a deep root system, then reduce frequency. Fertilize lightly in early spring. Deadhead spent flowers to encourage continuous blooming. Cut back plants in late fall or early spring to promote healthy growth. Divide clumps every 2-3 years to maintain vigor.