Homes Businesses Industrial Water Conservation Energy Independence Act Power Hour Pay-It-Forward Home Energy Audits Home / Rebates / Water Conservation / Xeriscape / Xeriscape Plants / Xeriscape Plants Plants listed here are found in the Riverfront Park Demonstration Garden along the Apple Capital Loop Trail in Wenatchee. Numbers refer to plant identification markers in the garden. Click on photos to enlarge and for more plant details. Back Spiderwort (Tradescantia virginiana ) Plant type Flower Flower color Purple Flower season Spring to Summer Plant size 1½' H x 2' W Hardiness -30 degrees Light preference Partial to full sun Winterizing instructions Self-shedding in fall Additional comments Tag number in xeriscape garden 46