Indoor Meyer Lemon Trees for Winter For those of you feeling the winter doldrums , wishing you could be outside gardening , here's something that might lift your spirits . There are some fruit trees that thrive indoors in the cold and darker months that will give you fruit later in the year, and in some cases , during the winter , too. Meyer lemons are at the top of that list. I was at my friend Eileen 's house over the holidays and noticed how many citrus trees she had around. The house was filled with the sweet scent of their blossoms . Some were even bearing fruit . Imagine : in December , beautiful , plump, organically grown fruit . Why hadn't I started an orchard in my house ? So I dialed up her preferred online source for fruit trees (Logee's, see below) and now I'm mommy to a Meyer lemon . Faith 's had a birthday recently, and guess what she got? Here's what you need to know about growing citrus , specifically Meyer lemons , indoors: In climates that have cold, freezing winters , dwarf citrus trees can spend the summer and early fall outdoors then come indoors just before the first frost, which can be anywhere from late September through November , depending on geography . ( Here is a US first frost date map .) During the late spring through early fall months, the trees are happiest outdoors. Indoors, they can still produce their signature deep golden yellow fruit . Even when young , these plants bear fruit . Meyer lemons are the hardiest of the citrus trees , so they can stand if your house gets chilly (they will tolerate a minimum indoor temperature of 50 F ) Outdoors, they're hardy year-round for zones 9 and higher . Meyers only demand that they be grown in full sun (try a south-facing window .) When conditions are right, they will produce fruit in the winter and summer. Depending on the size you choose, you can spent as little as $10 for a tree. If you want fruit during the first season , select one of the larger trees . Where to Buy Fruit Trees : Dwarf Meyer Lemon Trees from Four Winds Growers (1 year plants are 12-16" tall , $22. 2-3 year plants are over 2' tall , $40. See photo above to see the difference .) Small Meyer Lemon Tree (5" pot , Logee's, $21.95) Note , due to agricultural regulations , most retailers will not ship citrus to Texas , Florida , Arizona , and California . Related :