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Suggestions for Winter Protection

16 years ago

Hi there from what I think is Zone 9a...still checking. 50 miles north of SF.

I've got several small citrus in the ground. One Eureka has been in for almost 30 years and does well unless we get a freeze just after the fruit has gone yellow and then the whole crop is mush.

The others -- two Meyer lemons, and a Kaffir Lime -- are only a year or so in the ground and but 2' tall.

What do you suggest for protecting them? I'm thinking cages built from concrete reinforcing wire and then circled with plastic so that it (the plastic) doesn't actually touch the leaves, but I am looking for advice before I waste my time doing something that won't help....

Susan

Comments (7)

  • 16 years ago

    Meyer needs no protection in your area - it is a hybrid of mandarin and lemon and hence is more cold tolerant than the eureka.

  • 16 years ago

    Thanks Ashley. That's really good news.

    Susan

  • 16 years ago

    Hey, Susan!
    Up here, some folks cover more tender citrus with plastic and Christmas lights during the coldest weeks.


    Josh

  • 16 years ago

    Hi Josh, and whoopee. I just went into the attic today and found a brand new 24' string of clear C7 lights, so I wound them around my Eureka Lemon tree, with an extension cord available to plug them in at a moment's notice. The tree has a very nice crop of good looking green lemons on it, and maybe just maybe this year I won't lose them to a cold snap.

    All the other citrus trees are pretty tiny (2' or so), so I think I will just pick up some of that floating crop cover for them.

    As we talked about, I'm a bit less vulnerable here than where you are, but I've still had more lost lemon years than I'm okay with, and this year it feels as if I'm gonna be able to manage the preventive maintenance that is necessary.

    Susan

  • 15 years ago

    Our first freeze is predicted for tonight, so I'm back into protection mode . The three smallest trees (Meyer Lemon, Kaffir Lime and Owari Satsuma) are all about 2' tall and as wide and have cages around them that I made from concrete reinforcing wire. Around that I wrapped two layers of something called Harvest Guard -- a sort of row cover material. Do you think I need to add lights under there too?

    The Eureka is much bigger and up against the south side of a shed. I do have C7 lights strung around it, and there is a shed roof over most of it. I will probably run to HD today and get some clear plastic sheeting to hang from the edges of the shed roof. Do I need to make an airtight tent? or am I just trying to keep more of the slightly warmed air enclosed????

  • 15 years ago

    Don't make it air-tight, but do make sure that the cover reaches to the ground/floor.
    I'd use the lights, too.

    My little Blood Orange had its first taste of snow on Saturday night...but the temp
    was only about 35ðF. I should probably protect it. A low of 24ðF is forecast.

    Josh

  • 15 years ago

    Thanks, Josh.
    Guess I'll have to climb into the attic and see what lights I've already got and what I need to go find. Needless to say, this is an easy time of year to find 'em....:-)))))