Alcea Spring Celebrities 'White' thrives in full sun and requires well-draining soil enriched with organic matter. Water the plant regularly, ensuring the soil remains consistently moist but not waterlogged. To promote bushier growth, pinch back the stems in early development. Support tall stalks with stakes to prevent bending or breaking. Deadhead spent blooms to encourage continuous flowering throughout the growing season. Mulching around the base helps retain moisture and suppress weeds, enhancing overall plant health.