A front yard that drinks the porch roof


The downspout used to empty onto a splash block and flood the lawn every November. Now a copper rain chain feeds a rock channel and a 140 sq ft rain garden, 14 feet from the house.
Project details
- Rain garden
- 140 sq ft
- Roof draining to it
- 1,350 sq ft
- Native planting
- 610 sq ft
- Crew time
- 7 working days
- Cost
- $14,600
- Built
- September 2025
What we did
- Infiltration test in two spots before the design
- Downspout disconnected into a copper rain chain and a rock-lined channel
- Basin dug 12 inches deep in compost-amended soil, overflow lined with river rock
- Lawn removed and replanted with natives
- Basalt flagstone path set on a gravel base
Main plants
- Sword fern Polystichum munitum
- Slough sedge Carex obnupta
- Red-twig dogwood Cornus sericea
- Vine maple Acer circinatum
- Oregon grape Mahonia aquifolium
- Kinnikinnick Arctostaphylos uva-ursi







