These are the top 2
Orange flowers perennials to add to your garden given here:
1. Cigar Plant: Its scientific name is Penstemon floridus. Its USDA growing zone is 9 to 11 and the height goes up to 1 to 3 feet.
2. Climbing Penstemon: Its scientific name is Penstemon floridus. Its USDA growing zone is 4 to 9 and the height goes up to 4 to 5 feet.
