diff --git a/src/android_watcher/store.py b/src/android_watcher/store.py
index 284fc80..af3c8b8 100644
--- a/src/android_watcher/store.py
+++ b/src/android_watcher/store.py
@@ -488,6 +488,13 @@ def mark_successful_run(self, when: datetime) -> None:
 	# Tables carried in a seed; run_state's seed_date marker is appended separately.
 	_SEED_TABLES = ("snapshots", "seen_feed_items", "http_cache")
 
+	# Columns held back from the seed. content_text is the full page body, a local
+	# runtime cache used only to diff a page against its prior version; it is not
+	# needed to detect changes (content_hash does that) and shipping it would bloat
+	# the seed past GitHub's 100MB file limit and the wheel. Seeded rows import it
+	# empty and self-heal on the first change per page.
+	_SEED_EXCLUDED_COLS = frozenset({"content_text"})
+
 	def seed_date(self) -> str | None:
 		"""The date the imported baseline was generated, or None if unseeded."""
 		row = self._conn.execute("SELECT value FROM run_state WHERE key = 'seed_date'").fetchone()
@@ -503,7 +510,7 @@ def export_seed_sql(self, seed_date: str) -> str:
 		for table in self._SEED_TABLES:
 			rows = self._conn.execute(f"SELECT * FROM {table}").fetchall()
 			for row in rows:
-				cols = row.keys()
+				cols = [c for c in row.keys() if c not in self._SEED_EXCLUDED_COLS]
 				vals = ", ".join(_sql_str(row[c]) for c in cols)
 				lines.append(f"INSERT OR IGNORE INTO {table} ({', '.join(cols)}) VALUES ({vals});")
 		lines.append(
diff --git a/tests/test_seed.py b/tests/test_seed.py
index 39dcb5a..392699c 100644
--- a/tests/test_seed.py
+++ b/tests/test_seed.py
@@ -23,6 +23,42 @@ def _store(tmp_path, name="state.db"):
 	return store
 
 
+def test_seed_export_excludes_content_text(tmp_path):
+	"""The seed must not carry full page bodies (content_text).
+
+	content_text is a local runtime cache used to diff a page against its prior
+	version; it is not needed to detect changes (content_hash does that) and it
+	bloats the shipped seed past GitHub's 100MB file limit and the wheel. On a
+	seeded install it imports empty and self-heals on the first change per page.
+	"""
+	src = _store(tmp_path, "src.db")
+	big_body = "UNIQUE_BODY_MARKER " * 1000
+	src.upsert_snapshot(
+		"s1",
+		"https://developer.android.com/x",
+		signal_type="sitemap",
+		content_hash="h",
+		lastmod="2026-06-20",
+		excerpt="short excerpt",
+		content_text=big_body,
+	)
+	sql = src.export_seed_sql("2026-06-21")
+	src.close()
+
+	# The full body must not appear anywhere in the seed.
+	assert "UNIQUE_BODY_MARKER" not in sql
+	assert "content_text" not in sql
+
+	# Round-trip still works: hash + excerpt survive, content_text imports empty.
+	dst = _store(tmp_path, "dst.db")
+	dst.import_seed_sql(sql)
+	snap = dst.get_snapshot("s1", "https://developer.android.com/x")
+	assert snap is not None
+	assert snap.content_hash == "h"
+	assert snap.excerpt == "short excerpt"
+	assert snap.content_text == ""
+
+
 def test_export_import_roundtrip(tmp_path):
 	src = _store(tmp_path, "src.db")
 	src.upsert_snapshot(