Here are some suggestions for irrigation systems that can easily provide water to plants in containers on a patio.
Buy micro Voi tuoi cay cam tay irrigation systems from well-known malls and other stores. These are made up of a 3/4″ plastic hose, drip emitters and connecting pieces. You can set up a timer and won’t have to worry about missing your watering schedule again.
You must be careful not to over-water succulents and trees. It is best to monitor moisture levels for a few weeks prior to leaving the plants alone and letting the irrigation system do its thing.
If purchasing and installing an irrigation system is not an activity you would want to consider doing on your own, an alternative would be to only plant vegetation with low water requirements such succulents and trees. Cover the soil surface with mulch and use a soil mix that retains and holds water well.
You could also visit gardening shops for drip irrigation kits.
A few gardening stores has low flow and drip irrigation kits for sale too.
You might also want to consider rain barrel feed systems, some of which are designed to work with container watering kits.
Various brands of timing and spot irrigation products let you set up the necessary tubing. With a timer at the faucet, your plants get short bursts of water at fixed times throughout the day.
You could also set up a splitter with a second timer so that, say, your new patch of grass seed gets regularly soaked via a spot sprinkler.