Botanically speaking, true geraniums (those belonging to the genus Geranium ) are a related genus of hardy flowering perennial shrubs. Do hardy geraniums die back in winter? Pelargoniums, commonly known as geraniums, are a large group of mostly evergreen and tender perennials used as bedding or houseplants. Join now. Yes, many pelargoniums can take quite a bit of cold, but not prolonged freezing. Other than that, there are no shrubby or climbing geraniums, so those must be pelargoniums. My guess is that all your plants are pelargoniums. Pelargoniums are semi-hardy and more sensitive to frost. Unfortunately, the reclassification wasn’t widely accepted until much later. I learnt something new today – I had them completely around the other way, or just thought they were all geraniums. Regal Geranium. The lines, called veins, radiate from one central point on the leaf. Hence, why pelargoniums were also referred to as storksbill by the early enthusiasts. But Charles L’Héritier saw things differently and separated them into two genera in 1789. The 'new' plants were re-classified as Pelargoniums, with both the Geranium and the Pelargonium classified as genera of the Geraniaceae Family. Thank you. For over 200 years now, gardeners have known that their garden geraniums (zonal geraniums, scented geraniums, ivy geraniums, etc.) However, some hybrid pelargoniums have been bred with equal-sized petals, so they are exceptions. ( Log Out /  Geranium flowers come in a variety of colors. Both geraniums and pelargoniums have a similar long, narrow, beaklike seed capsule. Follow us. This not only helps prevent overgrown geraniums, but will also reduce or fix leggy geranium plants. Difference Between Geraniums and Pelargoniums, How to Collect Geranium Seeds from Plant (With Pictures), A Guide to Using a Heat Mat for Geranium Seedlings, How to Hand-Pollinate Geranium Flowers (Part 1), Crossing a Zonal Geranium with an Ivy Geranium (Interspecifics). You might be surprised to know that these common plants are not geraniums at all. Which is which. Let’s Stop the Confusion, Geraniums or Pelargoniums? Zonal geraniums grow in U.S. Department of Agriculture hardiness zones 9 through 12. Come spring, the plants will rocket away, bush up … The true geranium is found in many parts of the world, while most pelargoniums have their origins in South Africa. All Rights Reserved. Many people wonder why their geraniums get leggy, especially if they keep them year after year. or Geraniums as they are commonly known and still referred to, are great perennial plants for the easy care gardener.They require little attention once established and thrive in hot, dry conditions. Regal Geraniums once called Pelargonium domesticum, P. Cucullatum or P. grandiflorum are showy flowering plants at their best between April and June. Pelargonium flowers have 2 upper petals and 3 lower ones: the lower ones are usually smaller. The average zonal pelargonium (Pelargonium x hortorum), for example, now has symmetrical flowers, with all five petals being identical. One easy way to distinguish between the two is to check it’s winter survival skills. The terms geraniums and pelargoniums are often used interchangeably, but in … Read more. Pelaragonium is derived from the Greek for stork, because the seed capsule is said to resemble a stork’s bill, while Geranium means crane, because it’s supposed to look like a crane’s bill. And this had become all the more necessary in that an increasing number of varieties in both genera are now being grown. 19. True geraniums are perennials called cranesbill geraniums. Charles L’Hertier, an 18th-century French botanist, decided to separate them into two different genera. They are annual flowers that are sold for one season’s use. 18. But – as in most families! And while they are in the Geraniaceae family, they differ fro… Often grown as annuals, they produce flowers of breathtaking beauty over a long season. Pelargoniums are a genus of flowering plants that include as many as 280 species. Geranium is a genus of 422 species of annual, biennial, and perennial plants that are commonly known as geraniums or cranesbills. It’s better for me not to beak ….. now I know for sure that all my geraniums are actually pelargoniums. The first geraniums did not come to Europe until the 17th century. Genus of flowering plants in the family Geraniaceae Geranium Geranium dissectum Scientific classification Kingdom: Plantae Clade: Tracheophytes Clade: Angiosperms Clade: Eudicots Clade: Rosids Order: Geraniales Family: Geraniaceae Genus: Geranium L. Species See list. In fact, the botanical names both refer to this phenomenon. You know and I know that Scented Geraniums do not exist! It seems we have both kinds and one of my big climbing geranium plant is not doing well. Geraniums may be identified visually by looking at the leaves. They are often confused with common or scented geraniums, which are actually a related but completely separate genus called Pelargoniums. 19. But for the last 40 years or so, true geraniums (Geranium spp.) Change ), You are commenting using your Google account. Pelaragonium is derived from the Greek for stork, because the seed capsule is said to resemble a stork’s bill, while Geranium means crane, because it’s supposed to look like a crane’s bill. It was a simple mistake. Jane recommends pruning geraniums and pelargoniums back by between one third to one half during March or April. I have several of the “true” geraniums doing very well (aka taking over some areas) in my temperate/sub-alpine shady garden (Victoria, Australia). 30. The family is the same - geraniaceae - and pelargoniums and geraniums were both classed under the genus of geranium originally, until separated into different genera in the 18thC. This site uses Akismet to reduce spam. The change was widely accepted even back then and still holds today. You may think that red, pink, or white annual flowering plants with thick pleated leaves are called \"geraniums,\" since everyone calls them that. So why call them scented geraniums? I think it’s time to stop pussyfooting around. Although they are often grown as annuals, they may overwinter in zones as cool as zone 7. Pelargoniums (Pelargonium spp.) Geraniums are among the most popular of bedding and greenhouse plants. Various types of Pelargonium are regular participants in flower shows and competitive events, with numerous societies devoted exclusively to their cultivation. If you point to a geranium at a garden shop, you're actually probably identifying Pelargonium, a member of a group of plants which have commonly come to be called ‘geraniums.' These are not called scented geraniums. Try increasing the amount of sun and cutting back on fertilizer. They are easy to propagate vegetatively from cuttings. – while they have similarities, they differ in many ways too. Cold-hardy (there are a very few exceptions); So there you go. The … What is a citronella plant called? How to Collect Geranium Seeds from Plant (With Pictures) Collecting geranium seeds from plant is not that easy because of the way these seeds are displayed. Originally, all pelargoniums had asymmetric flowers, with two upper petals and three lower petals that are quite distinct, but that characteristic has been bred out of many modern pelargoniums. When someone tells me about a new geranium they are growing, I like to know right away whether they referring to a geranium (hardy) or a pelargonium (tender). Hi hope you can help me. Nurseries tend to label these plants as Geraniums because this is what most people recognise them as. ( Log Out /  I hope you don’t mind if I link this blog to mine. Fill in your details below or click an icon to log in: You are commenting using your WordPress.com account. There are true geraniums, which are often called hardy geraniums and cranesbill. There are many, many species of pelargonium, not all of which are heavy bloomers. The plants we all know as geraniums are correctly called pelargoniums, having 'borrowed' their common name from a member of the same plant family, Geraniaceae. have become widely popular in temperate climate gardens. Any hints? It may come as a surprise to know theres more than one type of geranium. For those who don’t quite get the difference, here’s a quick summary: Originally, pelargoniums had asymmetrical flowers, but that trait has been bred out of many of them. I have an annual infestation on my Rozanne geranium which very quickly makes all the leaves on a large plant, approximately half metre spread, to look like lace because there are so many tiny holes. Your zonal geranium is really a zonal pelargonium (Pelargonium x hortorum). They look so great in pots and window boxes, and they are one of the most popular container plants. Also serrated leaves are likely linked to pelargoniums. Some Types of Geranium. Always have symmetric flowers: 5 petals of approximately equal size and shape. Geranium flowers have 5 petals too, but naturally symmetrical and of equal size. Geraniums are one of the most popular bedding plants, and while they are normally quite attractive, routine pruning may be necessary in order to keep them looking their best. 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