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Top Questions About Miniature Roses

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Questions About Miniature Roses

  • Answered by
    roseman on
    April 25, 2020
    A.

    White leaves sounds like a bad case of Powdery Mildew. Powdery Mildew is a fungus that attacks rosebushes foliage and new bloom buds at times. The very best fungicide I have found to knock it down and get rid of it is called Green Cure. Green Cure comes in a white powder form in a plastic container. There is a measuring scoop/spoon in the container. Add two scoops/spoonfuls of the green cure powder to each gallon of water in a sprayer. Shake it up well, then spray all the foliage down well with the product. Follow up in 5 to 7 days with another spraying. Use the same timing until the powdery mildew is gone. Green Cure is available for purchase at Amazon.com. Here is more information on it for you: http://www.greencure.net/
    Here is a link to an article I wrote on various diseases roses can get and how to deal with them for you as well: https://www.gardeningknowhow.com/ornamental/flowers/roses/rose-bush-diseases.htm

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  • Answered by
    roseman on
    June 17, 2020
    A.

    To keep your mini rose blooming, yes you need to deadhead her. Deadheading is removing the spent blooms on a plant. On my mini roses I prune the spent blooms and their stems back to the first cluster of leaves. New growth emerges and new buds as well.

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  • Answered by
    GKH_Susan on
    June 22, 2020
    Certified Expert
    A.

    You can wrap the rose loosely with a large towel and place a large trash bag over it at night. The towel insulates it from the cold and the plastic bag prevents moisture from getting the insulating towel wet. Any similar form of protection against the frost is fine. There is no need to prune at this time.

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  • Answered by
    GKH_Susan on
    September 19, 2020
    Certified Expert
    A.

    This is common for miniature roses, they do well for awhile, but when the shorter days of fall arrive, they decline. The best option is to plant them outdoors.

    https://www.gardeningknowhow.com/ornamental/flowers/roses/keeping-a-mini-rose-houseplant.htm

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  • Answered by
    luis_pr on
    June 27, 2021
    A.

    Roses renew themselves by sending up new canes from the crown and the crown itself renews itself by spreading sideways in all directions. Thus, a rose can live as long as it receives proper care and the environment is suitable for it. There are some non-miniature roses that are over 100 years old. Most miniatures have no scent but several do. A large number of them is produced by Kordes (Netherlands) and are called Kordana Roses. It is not possible to tell the following before purchasing miniatures in florist stores but, some miniature roses may have been treated with a growth retardant hormone to keep them small so, once you plant them outside, they become larger plants with the same size of blooms as before.

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  • Answered by
    GKH_Susan on
    November 7, 2021
    Certified Expert
    A.

    They need full sun if you can supply it near a window. I think it may be getting too much fertilizer and possibly too much water. When indoors, plants need less water than outdoors. Roses need a cold period in winter if you have a room that stays colder than the others. It's very hard to grow mini roses inside. If you can plant it outdoors, that would be ideal.

    https://www.gardeningknowhow.com/ornamental/flowers/roses/keeping-a-mini-rose-houseplant.htm
    https://www.gardeningknowhow.com/ornamental/flowers/roses/miniature-roses-containers.htm

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  • Answered by
    luis_pr on
    November 6, 2021
    A.

    General reasons for leaf browning include: not enough water, environmental stress, root bound, spider mite infestation or nutrient deficiency. Roses perform better when they get more than 6 hours of direct sun. Although the location may appear bright, it may not be enough to sustain chlorophyll production at -for example- summer levels now so you may see foliage dropping for lack of enough sun. You should water it well and then allow the top few inches to dry out before watering again. During periods where there is no active growth, it is not necessary to fertilize. The plants may have winter injury if exposed outside to overnight temperatures near or below 40°F.

    While miniature roses can survive temporarily indoors, long-term indoor life is not recommended. It is difficult for them to get sufficient sunlight, humidity, etc. A grow light may help; check with local stores.

    Growing roses in Vermont: https://www.vpr.org/programs/2018-02-09/vermont-garden-journal-a-different-take-on-roses-for-valentines-day

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