Creating stone sculptures that endure harsh weather conditions requires a combination of careful material selection, expert craftsmanship, and protective measures. Here are the best practices to ensure longevity:

1. Choose the Right Stone: Opt for dense, non-porous stones like granite, basalt, or marble, which resist moisture absorption and cracking. Avoid softer stones like sandstone for outdoor use.

2. Proper Carving Techniques: Use sharp tools and gradual shaping to minimize stress fractures. Avoid deep undercuts that weaken the structure and make the sculpture prone to breaking.

3. Seal the Surface: Apply a high-quality stone sealant to protect against water penetration, UV rays, and chemical erosion. Reapply every few years for sustained protection.

4. Design for Drainage: Incorporate slight slopes or grooves to prevent water pooling, which can lead to erosion or freeze-thaw damage in colder climates.

5. Regular Maintenance: Inspect sculptures annually for cracks or wear. Clean with mild, pH-neutral solutions to avoid damaging the stone’s surface.

By following these practices, your stone sculptures will stand the test of time, retaining their beauty and structural integrity for decades.