Unripe fruits can be overwintered
Oranges ripen on average between six to nine months after flowering. As plants of the subtropical resp. In tropical climates they usually bloom several times a year, whereby the fruits that do not ripen in autumn come from summer or Autumn bloom at the imperative necessary frost-free wintering can stay on the tree. They will then simply continue to grow to full maturity in the next spring.
The time of maturity is important
who Cultivate oranges in Germany would like, should if possible on an early-ripening varietyn such as the navel oranges "Fukumoto" or Use "Newhall". Other varieties such as B. "Navelina", on the other hand, do not ripen until November, and many Valencia oranges only ripen in late winter or late winter. Spring of the following year. Oranges should only be harvested when they are fully ripe, as they - unlike others Fruits such as B. Peaches - do not ripen.
Tips & Tricks
You don't necessarily know whether an orange is really ripe by its peel. In order for the fruit to turn bright orange, it needs cool temperatures - otherwise it simply stays green, but is still ripe. Ripe oranges can stay on the tree for up to 14 months.