it back inside when there is a nip in the evening air as your plant will start to suffer in temperatures below 5˚c.
when watering, always water from the top and allow excess water to drain away. the roots should never be allowed to stand in water and the top of the soil should be allowed to dry out completely between watering. the amount of water your plant will need will vary a lot between summer and winter and on the situation, so use the weight of the pot and the dampness of the soil as a guide. your orange tree will also benefit from a citrus feed every week or 