Lime greens and purples - Ferns and cirsium for the jungle near the heating vent
Physocarpus opulifolius 'Center Glow' - robust contrast with perennials.
1 feet tall w/ flower spikes, wide. Full sun to light shade.
Wood Anemone Zone 5 to 9 Full sun or light to open shade Spring flowers
Helleborus × sternii / hybrid hellebore evergreen, blooms in winter
Cornus sericea ‘Midwinter Fire’ This is a fairly common plant, particularly since it’s a selection of the PNW native red-twigged dogwood .
Bellflower Campanula x Birch Hybrid from Perennial Marketplace
native Red Huckleberry (Vaccinium parvifolium) Tastes better than the more common blue and purple huckleberries, but I've already killed two shrubs.