Nirvana® XDR Blackberry Catharanthus

Nirvana® XDR Blackberry is a mounded annual vinca bred for hot summer conditions. Syngenta describes the XDR series as having resistance to multiple strains of aerial Phytophthora and lists this selection for full sun, with medium vigor and late-spring to summer flowering. [The product page gives a garden size of 14–18 inches tall by 12–16 inches wide.](https://www.syngentaflowers.com/ams/product/flower/70079711) ## Site and Growth Plant in full sun and allow room for a compact mound. The variety is offered as a vegetatively propagated plant for container production and mixed plantings. ## Seasonal Color The breeder lists the flower color as red and the flowering period as late spring and summer. ## Maintenance Water container plants as their mix dries and adjust care to heat and rainfall. The cited XDR resistance concerns multiple strains of aerial Phytophthora; it does not indicate immunity to every disease.