diff --git a/Makefile b/Makefile
index 6b4414e..50fff78 100644
--- a/Makefile
+++ b/Makefile
@@ -3,7 +3,7 @@
 # The workspace root delegates to these (see ../Makefile).
 
 .PHONY: dev-utils dev dev-local dev-lan up down update install dev-backend dev-frontend \
-        generate-client seed-example seed-demo seed-house seed-aircon seed-hosted-demo test test-backend test-frontend soak bench-startup lint lint-backend \
+        generate-client seed-example seed-demo seed-house seed-aircon seed-tinyhouse seed-hosted-demo test test-backend test-frontend soak bench-startup lint lint-backend \
         lint-frontend format-frontend umami build docs docs-serve clean help
 
 COMPOSE_ROOT := $(CURDIR)
@@ -112,6 +112,17 @@ seed-house:  ## Seed the house write-path rig (needs the real broker reachable)
 seed-aircon:  ## Seed the aircon write-path rig (needs the unit reachable)
 	cd backend && uv run python ../scripts/seed_aircon_control.py
 
+# The house itself. Reads ../house.json for this installation's addresses and
+# DMX wiring; everything it creates is published and stopped. ARGS=--dry checks
+# the whole set without an installation and pushes nothing.
+seed-tinyhouse:  ## Seed the TinyHouse flows (ARGS=--dry to check only)
+	@user=$$(grep -E '^FIRST_SUPERUSER=' $(COMPOSE_ROOT)/.env 2>/dev/null | head -1 | cut -d= -f2-); \
+	pass=$$(grep -E '^FIRST_SUPERUSER_PASSWORD=' $(COMPOSE_ROOT)/.env 2>/dev/null | head -1 | cut -d= -f2-); \
+	cd backend && \
+	  FIRST_SUPERUSER="$${FIRST_SUPERUSER:-$$user}" \
+	  FIRST_SUPERUSER_PASSWORD="$${FIRST_SUPERUSER_PASSWORD:-$$pass}" \
+	  uv run python ../scripts/seed_tinyhouse.py $(ARGS)
+
 # Operators of the hosted demo only — NOT part of any deployment, and nothing a
 # self-hosted instance needs. It wipes and recreates its three flows and its
 # dashboard, so re-running it is how the public demo is reset.