Scented-leafed pelargoniums can be used to flavor jellies, cakes, butters, ice cream, iced tea and other dishes, The rose-, lemon- and peppermint-scents are most commonly used. No serious insect or disease problems. There are some quite old varieties still in existence but it has been a cause for concern that only a very few are still sold in nurseries. Scented geraniums are tender perennials that are typically grown in the St. Louis area as 1-3 tall rounded herbaceous annuals. Our grower Julie always advises if youre not sure if it needs water then its best not to water it. It is somewhat commonly planted as an annual flower in the USA. Species Pelargoniums.The species are the forfathers of all the cultivar groups shown or listed above and are, of course, members of the Geraniaceae family (Family Explanation). Although scented pelargoniums exist which have smells of citrus, mint, pine, spices or various fruits, the varieties with rose scents are most commercially important. They should therefore, be grown in all but the mildest areas of the U.S. with winter shelter, usually in a conservatory or greenhouse. Soil or loam based composts like John Innes are too heavy, Pelargoniums prefer compost with an open structure that does not compact over time. The scent of some species growing in their natural habitat, acts as a deterrent to grazing animals who appear to dislike the emitted scent. If left unpruned, they will never achieve the strong woody growth, which is necessary for them to make shapely robust plants. Southern Africa contains 90% of the genus, with only about 30 species found elsewhere, predominantly the East African rift valley (about 20 species) and southern Australia, including Tasmania. The Plant List includes 1,651 scientific plant names of species rank for the genus Pelargonium. (a) Single flowered (S) each flower pip normally having no more than five petals. May have bicolour leaves and may have flowers that are single, double or rosette. The fruit has a beak like a stork. Registered Charity No. Fortunately The International Regal Preservation Project www.geraniumsonline.com/regalproject1.htm in San Diego, CA is working to save representative samples of as many Regals as they can find. Many of the original varieties have been around since the beginning of the 19th century when they were often used in early formal bedding schemes. Chromosomes x=7-19. New Jersey Department of Agriculture Circular. We do not intend The Plant List to be complete for names of infraspecific rank. Variegated P. radens Species Pelargonium x 1 Plant - Rose Scented. [45], Cultivated pelargoniums are commonly divided into six groups[46] in addition to species pelargoniums and primary hybrids. Much used for hanging pots, tubs and basket cultivation. The night-scented pelargonium species are mostly tuberous rooted, and are winter growing/summer dormant, as are a number of other pelargonium species on the list. (Pelargonium spp.) Pelargonium, commonly known as Geranium, is a genus of about 250 species, as well as many hybrids and cultivars. (v) Deacon varieties Genetic hybrid similar to a large Dwarf. Pelargonium acetosum(L.) L'Hr. Other Groups Not mentioned.Unique Pelargoniums.These are very similar to the larger growing Scented Leaved Pelargoniums but tend to have a more attractive flower both in colour and form. He continues to produce exceptional plants in a range of unusual leaf shapes and flower colors. Language links are at the top of the page across from the title. The angels are mostly compact; P. Tip Top Duet and P. Jerey being exceptions and requiring regular pinching out. If you wish to combine orders simply add to the order notes box at the checkout please combine my orders. (d) Gold Leaved Leaves coloured golden/yellow or green/yellow but not showing a tendency to green. We do not intend The Plant List to be complete for names of infraspecific rank. We repot our entire collection of Pelargoniums once a year, in August. Petals five, but may be four, colour mainly white. Although they are often grown as annuals, they may overwinter in zones as cool as zone 7. Pelargonium aciculatumE.M.Marais Pelargonium acraeumR.A.Dyer Some species are extremely popular garden plants, grown as houseplants and bedding plants in temperate regions. For exhibition purposes there is a separate class for 'Stellar' varieties, but being Zonals could be shown in an open class for Basic, Dwarf or Miniature Zonals (unless otherwise stated). By April, established plants can be watered every other day, a routine, which will continue until late October. Several of the scented leaved pelargoniums are grown for the oil geraniol, which is extracted from the leaves and is an essential oil much used commercially in perfumery. A little similarly to us humans! The DNA content of species from all subgenera and sections of Pelargonium, except for the sections Subsucculentia and Campylia was estimated using flow cytometry. [8] Most of the Pelargonium plants cultivated in Europe and North America have their origins in South Africa. They are generally strong growers. Of these 57 are accepted species names. Pelargonium occurs in a large number of growth forms, including herbaceous annuals, shrubs, subshrubs, stem succulents and geophytes. Leaves will turn yellow and water should withheld. The Garden wouldn't be the Garden without our Members, Donors and Volunteers. Read More Add to Collection [29][30] Quisqualic acid is thought to mimic L-glutamic acid, which is a neurotransmitter in the insect neuromuscular junction and mammalian central nervous system. Bottom heat does help rooting in the cooler months. By using . [49] Unique pelargoniums resemble upright Scented Leaf pelargoniums in being shrubby and woody evergreens. However some like P. Deerwood Lavender Lad and P. abrotanifolium are all exceptionally lax growers and will need frequent stopping. Majority of plants are sold in 9cm pots. Other species and cultivars with culinary use include the lime-scented P.Lime, the lemon balm-scented P.Lemon Balm, the strawberry-lemon-scented P.Lady Scarborough and the peppermint-scented P. Common names include storksbill, fish or horseshoe geraniums. Where possible we have used The Pelargonium International Register and Checklist of Pelargonium Cultivars, published by the British and European Geranium Society, 2008 as a standardized guide to the names and color descriptions of the flowers. Greenhouse We are particularly indebted to Jay Kapac, a pelargonium breeder from Southern California. Let us start out this introduction by first saying that there is a lot of confusion between the pelargonium plant and the geranium plant. Hybrid Ivy the result of ivy zonal crosses, but still more closely resemble ivy-leaved pelargoniums. [47] Abbreviations indicate Royal Horticultural Society usage. Pelargoniums, although not difficult plants, are fussy about potting compost. Leaves will turn yellow and water should withheld. Stamens vary from 2 to 7, and their number, position relative to staminodes, and curvature are used to identify individual species. With experience, growers can tell at a glance if a pot of cuttings is rooted immediately after rooting, the cuttings put on a flush of new growth. They generally bloom in February March and April and will then cease active growth. Plants usually stop flowering when the nighttime temperatures rise, but flowering can be greatly extended by pruning and fertilizing. Shrubby evergreen perennials grown chiefly for their fragrance, may be species or cultivars but all must have a clear and distinct scented foliage. 'Rocky Mountain Orange', 'White', 'Dark Red', etc.[55]. When pruning Pelargoniums, always cut them back to just above a node. Ivy-leaved pelargoniums embrace all such growth size types including small-leaved varieties and genetic hybrid crosses, which display little or no zonal characteristics. (c) Double flowered (D) each flower pip composed of more than nine petals (i.e. Excessive solicitude is the root problem. For more information see: Problems Common to Many Indoor Plants. But the shrubs basically remain compact under the right conditions. Scented geraniums may be grown as annuals and repurchased each spring or they can be overwintered in frost-free areas. Fancy leaf leaves with marked color variation, together with or other than green. May be trained as standards. Before inserting the cuttings in the compost pinch off the lower leaves, leaving just two leaves at the top of each stem. When plants are growing strongly, during the warm summer months, the risks are much less. These pelargoniums grow best in large (8-10") pots in a fast-draining but nutritious potting mix with perlite mixed in. In the ground, grow in average to organically rich, medium moisture, well-drained soils with a neutral to slightly alkaline pH. We are thoroughly alarmed at the disappearance of many old and beautiful selections of Regals/Martha Washington Pelargoniums from nurseries on the West Coast. [84], Pelargonin (pelargonidin 3,5-O-diglucoside) is a petal pigment of the scarlet pelargonium. How to Cite, The Plant List A working list for all plant species. Because not all flowers appear simultaneously, but open from the centre outwards, this is a form of inflorescence is referred to as pseudoumbels. You can add to your order anytime before dispatch in April. [50] Crosses between groups are indicated with an , e.g. You may place the dry plant and pot in a dark, cool, dry place while you enjoy the summer. Primary HybridsA Primary Hybrid is recognised as being the resultant plant from a first time cross between two different known species. Winter hardy to USDA Zone 10-11. Botrytis spores are always present in the atmosphere, but in a well-ventilated dry greenhouse, they will remain at modest levels. A number of the following species are night-scented pelargoniums. [85], The chemist, John Dalton, realized that he was color blind in 1794 when he heard others describe the color of the flowers of the pink Pelargonium zonale[86] as pink or red, when to him it looked either pink or blue, having no relationship to red at all.[87]. Communicate directly with Geraniaceae (geraniac@pacbell.net) if you need further information. The nomenclature has changed considerably since the first plants were introduced to Europe in the 17th century. Multipurpose composts are not really suitable, as they lack structure and quickly collapse and become stagnant. Davis, J.J. 1920. At home you can use diluted soaps. Plants can be collected from the nursery by appointment on any day except Sunday. 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