Q&A for How to Grow Citronella

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  • Question
    Why do the leaves turn yellow?
    Greenhouse Anderson
    Top Answerer
    Older, lower leaves turn yellow naturally as they age and cannot function normally. This is common in older geraniums like citronella. Yellowing could also be caused by inadequate light, insufficient fertilizer, or improper watering.
  • Question
    How tall does a citronella plant grow if planted in the garden?
    Greenhouse Anderson
    Top Answerer
    A citronella plant can grow up to 6 feet tall and wide if planted in a tropical area with no hard frosts.
  • Question
    This is my first time growing a citronella plant. It is getting really tall but leaning sideways. The tag says, "Do not transplant." Does that mean never?
    Greenhouse Anderson
    Top Answerer
    You can transplant a citronella plant into a larger pot and prune it like other plants.
  • Question
    Can I move an outdoor citronella plant indoors for the fall and winter?
    Greenhouse Anderson
    Top Answerer
    Yes, but it needs full sun for at least 3 or 4 hours every day. Water it regularly and add fertilizer every 6 weeks or so.
  • Question
    What is the mature height and width of a citronella plant?
    Greenhouse Anderson
    Top Answerer
    Citronella plants can grow to at least 6 feet tall and wide with the right location and proper care.
  • Question
    How many seeds should I put in a planter?
    Greenhouse Anderson
    Top Answerer
    Citronella is not grown from seeds. It is a clone propagated from cuttings by commercial greenhouses or home gardeners to maintain its fragrance.
  • Question
    How cold can it get without killing the plant?
    Greenhouse Anderson
    Top Answerer
    Most geraniums, including citronella, can tolerate temperatures down to 32°F (0°C).
  • Question
    How tall do citronella plants grow?
    Greenhouse Anderson
    Top Answerer
    Most citronella plants grow 2-3 feet tall and wide, but if you keep them in a greenhouse over the winter, they may reach 5-6 feet.
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