Tithonia ‘Torch’ Tithonia ‘Torch’ Tithonia ‘Torch’ Twitter Facebook Google+ Pinterest Best Tithonia for cutting. Flowers are 3 1/2 inches wide on strong branching plants with velvety dark green leaves. Blooms midsummer to frost. Loves hot dry sites. Once you have Tithonia in your garden, it’s hard to live without! Categories : Blooms , Tithonia Tags : 2015 , 2016