Centranthus ruber ‘Alba’ (White Valerian) $13.95 5″ Centranthus ruber 'Alba' (White Valerian) quantity Add to cart Category: Perennials Related products Allium Windy City Flowering Onion $18.00 Add to cart Achillea red (Yarrow) $14.95 Add to cart Astilbe arendsii ‘Diamant’ (False Spirea) $23.00 Add to cart Amsonia hubrechtii (Narrowleaf Bluestar) $19.95 Add to cart