Using a soaker hose in a raised bed is a great way to water your plants without having to worry about over-watering or under-watering them. Here are some tips on how to use a soaker hose in a raised bed:
1. Make sure that the soaker hose is long enough to reach all of the plants in the raised bed.
2. Place the soaker hose on top of the soil, making sure that it is evenly distributed throughout the bed.
3. Turn on the water at a slow trickle and let it run for 30 minutes to an hour.
4. Check the soil periodically to make sure that it is moist but not soggy. If it starts to dry out, turn up the water flow slightly and let it run for longer periods of time until the soil is moistened again.