Herbaceous Tradescantia (Andersoniana group) 'Concord Grape' [sold as Concord Grape Spiderwort] [Concord Grape Spiderwort]
Herbaceous Tradescantia (Andersoniana group) 'Sweet Kate' [sold as Sweet Kate Spiderwort] [Sweet Kate Spiderwort]
Herbaceous Tradescantia (Andersoniana group) 'Zwanenburg Blue' [sold as Zwanenburg Blue Spiderwort] [Zwanenburg Blue Spiderwort]
