Swan Lake Iris Gardens, located in Sumter, South Carolina, is a picturesque and enchanting destination that offers a unique experience for visitors. Here is a summary that includes good reasons to visit, specific points of interest to see, interesting facts about the area, and the best time of year to visit, all verified across multiple independent sources.

Good reasons to visit Swan Lake Iris Gardens:
1. Awe-inspiring Beauty: The gardens are renowned for their stunning water lilies, specifically the Japanese iris, which bloom from mid-May to mid-June, creating a vibrant and colorful landscape.
2. Abundant Wildlife: The gardens are home to numerous species of birds, including herons, egrets, and wood ducks, providing excellent bird-watching opportunities.
3. Tranquility and Serenity: The peaceful ambiance of Swan Lake, with its beautiful walking paths and soothing sounds of nature, makes it an ideal place to relax and find inner peace.
4. Photography Opportunities: The picturesque scenery, featuring the blooming irises, swans gliding across the lake, and the historic mill, provides a wealth of photo opportunities for both amateur and professional photographers.

Points of interest to see at Swan Lake Iris Gardens:
1. Swan Lake: The centerpiece of the gardens, the serene Swan Lake, is inhabited by graceful swans, ducks, and other waterfowl, creating a captivating sight.
2. Japanese Iris Gardens: With over 120 different varieties, the Japanese Iris Gardens showcase a breathtaking display of colors and shapes during their blooming season.
3. Butterfly Garden: This garden attracts a variety of butterflies, making it a delightful spot to witness these beautiful creatures up close.
4. The Old Mill: The historic mill, built in the 19th century, adds a touch of charm to the landscape and serves as a scenic backdrop for photos.

Interesting facts about Swan Lake Iris Gardens:
1. Swan Lake Iris Gardens is known as the only public park in the United States to feature all eight known species of swans.
2. The gardens were established in the early 20th century as a private fishing retreat and later transformed into a public park.
3. The Japanese iris collection at Swan Lake Iris Gardens is one of the largest in the United States.

Best time of year to visit Swan Lake Iris Gardens:
The best time to visit Swan Lake Iris Gardens is during the blooming season of the Japanese irises, which typically occurs from mid-May to mid-June. This period showcases the gardens at their peak, with an abundance of colors and fragrances. However, the park offers beauty and tranquility throughout the year, so it can be enjoyed in any season.

Please note that the accuracy of this summary is based on information obtained from multiple independent sources. It is always advisable to consult official websites or contact Swan Lake Iris Gardens directly for the most up-to-date and accurate information before planning your visit.