diff --git a/homeassistant/components/tplink/__init__.py b/homeassistant/components/tplink/__init__.py
index 5c40f61e2df..9f3658cf2cd 100644
--- a/homeassistant/components/tplink/__init__.py
+++ b/homeassistant/components/tplink/__init__.py
@@ -2,6 +2,7 @@
 from __future__ import annotations
 
 import asyncio
+from datetime import timedelta
 from typing import Any
 
 from kasa import SmartDevice, SmartDeviceException
@@ -11,9 +12,15 @@ import voluptuous as vol
 from homeassistant import config_entries
 from homeassistant.components import network
 from homeassistant.config_entries import ConfigEntry, ConfigEntryNotReady
-from homeassistant.const import CONF_HOST, CONF_MAC, CONF_NAME
+from homeassistant.const import (
+    CONF_HOST,
+    CONF_MAC,
+    CONF_NAME,
+    EVENT_HOMEASSISTANT_STARTED,
+)
 from homeassistant.core import HomeAssistant, callback
 from homeassistant.helpers import config_validation as cv, device_registry as dr
+from homeassistant.helpers.event import async_track_time_interval
 from homeassistant.helpers.typing import ConfigType
 
 from .const import (
@@ -32,6 +39,8 @@ from .migration import (
     async_migrate_yaml_entries,
 )
 
+DISCOVERY_INTERVAL = timedelta(minutes=15)
+
 TPLINK_HOST_SCHEMA = vol.Schema({vol.Required(CONF_HOST): cv.string})
 
 CONFIG_SCHEMA = vol.Schema(
@@ -118,6 +127,13 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
     if discovered_devices:
         async_trigger_discovery(hass, discovered_devices)
 
+    async def _async_discovery(*_: Any) -> None:
+        if discovered := await async_discover_devices(hass):
+            async_trigger_discovery(hass, discovered)
+
+    hass.bus.async_listen_once(EVENT_HOMEASSISTANT_STARTED, _async_discovery)
+    async_track_time_interval(hass, _async_discovery, DISCOVERY_INTERVAL)
+
     return True
 
 
diff --git a/tests/components/tplink/test_init.py b/tests/components/tplink/test_init.py
index ee57a500a8d..c166fccc9b5 100644
--- a/tests/components/tplink/test_init.py
+++ b/tests/components/tplink/test_init.py
@@ -1,27 +1,41 @@
 """Tests for the TP-Link component."""
 from __future__ import annotations
 
-from unittest.mock import patch
+from datetime import timedelta
+from unittest.mock import MagicMock, patch
 
 from homeassistant.components import tplink
 from homeassistant.components.tplink.const import DOMAIN
 from homeassistant.config_entries import ConfigEntryState
-from homeassistant.const import CONF_HOST
+from homeassistant.const import CONF_HOST, EVENT_HOMEASSISTANT_STARTED
 from homeassistant.setup import async_setup_component
+from homeassistant.util import dt as dt_util
 
 from . import IP_ADDRESS, MAC_ADDRESS, _patch_discovery, _patch_single_discovery
 
-from tests.common import MockConfigEntry
+from tests.common import MockConfigEntry, async_fire_time_changed
 
 
 async def test_configuring_tplink_causes_discovery(hass):
     """Test that specifying empty config does discovery."""
     with patch("homeassistant.components.tplink.Discover.discover") as discover:
-        discover.return_value = {"host": 1234}
+        discover.return_value = {MagicMock(): MagicMock()}
         await async_setup_component(hass, tplink.DOMAIN, {tplink.DOMAIN: {}})
         await hass.async_block_till_done()
+        call_count = len(discover.mock_calls)
+        assert discover.mock_calls
 
-    assert discover.mock_calls
+        hass.bus.async_fire(EVENT_HOMEASSISTANT_STARTED)
+        await hass.async_block_till_done()
+        assert len(discover.mock_calls) == call_count * 2
+
+        async_fire_time_changed(hass, dt_util.utcnow() + timedelta(minutes=15))
+        await hass.async_block_till_done()
+        assert len(discover.mock_calls) == call_count * 3
+
+        async_fire_time_changed(hass, dt_util.utcnow() + timedelta(minutes=30))
+        await hass.async_block_till_done()
+        assert len(discover.mock_calls) == call_count * 4
 
 
 async def test_config_entry_reload(hass):