diff --git a/homeassistant/components/yardian/const.py b/homeassistant/components/yardian/const.py
index fcbedaed7ee9..5ff534faaa0c 100644
--- a/homeassistant/components/yardian/const.py
+++ b/homeassistant/components/yardian/const.py
@@ -5,5 +5,6 @@ MANUFACTURER = "Aeon Matrix"
 PRODUCT_NAME = "Yardian Smart Sprinkler Controller"
 
 DEFAULT_WATERING_DURATION = 6
-SWITCH_REFRESH_DELAY = 2
+SWITCH_ON_REFRESH_DELAY = 2
+SWITCH_OFF_REFRESH_DELAY = 4
 BUTTON_REFRESH_DELAY = 3
diff --git a/homeassistant/components/yardian/coordinator.py b/homeassistant/components/yardian/coordinator.py
index b86b42f4940c..509bf5548992 100644
--- a/homeassistant/components/yardian/coordinator.py
+++ b/homeassistant/components/yardian/coordinator.py
@@ -1,6 +1,5 @@
 """Update coordinators for Yardian."""
 
-import asyncio
 from dataclasses import dataclass
 import datetime
 import logging
@@ -89,11 +88,8 @@ class YardianUpdateCoordinator(DataUpdateCoordinator[YardianCoordinatorData]):
             type(self.controller).__name__,
         )
         try:
-            async with asyncio.timeout(10):
-                # Fetch device state and operation info; specific exceptions are
-                # handled by the outer block to avoid double-logging.
-                dev_state = await self.controller.fetch_device_state()
-                oper_info = await self.controller.fetch_oper_info()
+            dev_state = await self.controller.fetch_device_state()
+            oper_info = await self.controller.fetch_oper_info()
 
         except TimeoutError as e:
             raise UpdateFailed("Timeout communicating with device") from e
diff --git a/homeassistant/components/yardian/switch.py b/homeassistant/components/yardian/switch.py
index 760fc99246c6..3f65146f34cf 100644
--- a/homeassistant/components/yardian/switch.py
+++ b/homeassistant/components/yardian/switch.py
@@ -11,7 +11,11 @@ from homeassistant.helpers import config_validation as cv, entity_platform
 from homeassistant.helpers.entity_platform import AddConfigEntryEntitiesCallback
 from homeassistant.helpers.typing import VolDictType
 
-from .const import DEFAULT_WATERING_DURATION, SWITCH_REFRESH_DELAY
+from .const import (
+    DEFAULT_WATERING_DURATION,
+    SWITCH_OFF_REFRESH_DELAY,
+    SWITCH_ON_REFRESH_DELAY,
+)
 from .coordinator import YardianConfigEntry, YardianUpdateCoordinator
 from .entity import YardianZoneEntity
 
@@ -69,16 +73,25 @@ class YardianSwitch(YardianZoneEntity, SwitchEntity):
     @override
     async def async_turn_on(self, **kwargs: Any) -> None:
         """Turn the switch on."""
-        await self.coordinator.controller.start_irrigation(
-            self._zone_id,
-            kwargs.get("duration", DEFAULT_WATERING_DURATION),
-        )
-        await asyncio.sleep(SWITCH_REFRESH_DELAY)
+        # Optimistic UI update
+        self.coordinator.data.active_zones.add(self._zone_id)
+        self.async_write_ha_state()
+
+        duration = kwargs.get("duration", DEFAULT_WATERING_DURATION)
+
+        await self.coordinator.controller.start_irrigation(self._zone_id, duration)
+        await asyncio.sleep(SWITCH_ON_REFRESH_DELAY)
+
         await self.coordinator.async_request_refresh()
 
     @override
     async def async_turn_off(self, **kwargs: Any) -> None:
         """Turn the switch off."""
+        # Optimistic UI update
+        self.coordinator.data.active_zones.discard(self._zone_id)
+        self.async_write_ha_state()
+
         await self.coordinator.controller.stop_zone(self._zone_id)
-        await asyncio.sleep(SWITCH_REFRESH_DELAY)
+        await asyncio.sleep(SWITCH_OFF_REFRESH_DELAY)
+
         await self.coordinator.async_request_refresh()
diff --git a/tests/components/yardian/conftest.py b/tests/components/yardian/conftest.py
index 5d87a6072e08..d83904abdc0a 100644
--- a/tests/components/yardian/conftest.py
+++ b/tests/components/yardian/conftest.py
@@ -91,5 +91,8 @@ def switch_platform_only() -> Generator[None]:
 @pytest.fixture(autouse=True)
 def mock_ui_refresh_delay() -> Generator[None]:
     """Patch the Switch refresh delay to 0 seconds to speed up tests."""
-    with patch("homeassistant.components.yardian.switch.SWITCH_REFRESH_DELAY", 0):
+    with (
+        patch("homeassistant.components.yardian.switch.SWITCH_ON_REFRESH_DELAY", 0),
+        patch("homeassistant.components.yardian.switch.SWITCH_OFF_REFRESH_DELAY", 0),
+    ):
         yield