A controller should fail gracefully when the network goes down. The important question is which irrigation functions continue locally.
What matters most
Many controllers can continue stored schedules without internet, but cloud-dependent weather updates, remote changes, and notifications may stop until connectivity returns.
Where buyers get tripped up
A product that requires cloud access for basic control can create unnecessary irrigation risk during router, ISP, or service outages.
What to verify before buying
Check offline behavior in the manual, confirm whether schedules are stored locally, and verify that physical controls can run or stop a zone without the app.
How we research smart irrigation
We compare water source, delivery method, zone or plant capacity, local fallback controls, schedule logic, connectivity, sensors, pump or valve compatibility, subscriptions, and what happens when internet service is unavailable.
Prices, specifications, firmware, inventory, and configuration-driven features can change. Check the current manufacturer or retailer page and local requirements before buying or installing equipment.