Quiz: What is the best time of year to visit Sequoia National Park July 2, 2025 by Orion Vale What is the best time of year to visit Sequoia National Park for wildflower viewing? Discover more about Sequoia National Park Tours at our home page. A) Late spring (May to June) B) Early autumn (September to October) C) Mid-winter (December to February) D) Early summer (July to August) Submit Answer