The flowers are usually smaller and less showy than other types of geraniums. The perennial shrub of rose geranium grows to about three feet high, has hairy stems and features pointed leaves that are serrated at the edges. Venation in Leaves 2. The medium green leaves often have bark bands or zones, hence the common name. Since the method of propagation used for geraniums has an impact on the types of diseases that are encountered, the diseases in this discussion are categorized on the basis of how the geraniums are propagated. There are four types of diseases identified that cause the leaves on geraniums to yellow. Oil Geranium Leaves. In June and July sprays of white flowers with deep purple veins are held just above the even mound of leaves. Growing a mere 10 inches in height, a single plant can easily fill a 10-inch pot and be perfectly happy growing there. This practice allows the little geranium to develop many branches, and when the roots are sufficiently cramped, there will be a profusion of flowers. Both genera belong to the family Geraniaceae. The blossoms arise from a foliage of deeply-lobed leaves (7-9 lobes), with long, pointed teeth, that turn bronze in fall. Consider all of these factors, and try different remedies (i.e. Read on to learn more about the most common geranium problems and the best methods of treating a sick geranium plant. But, in addition, there are several types of geraniums, each one more beautiful. Carolina Geranium. This Geranium may even rebloom in late summer or fall if the plant is cut back after the first flush of blooms. Scale insects, especially two types of mealybug (the citrus mealybug and Mexican mealybug) and the cottony cushion scale, are also prone to attack your geranium plants. 111 106 9. Common Geranium Diseases Alternaria Leaf Spot : Alternaria leaf spot is marked by dark brown, water-soaked circular spots that are ¼ to ½ inch (0.5-1.25 cm.) Red Flower Stones. Easy to grow, Geranium pratense stands out as one of the tallest and most vigorous cranesbills. V-shaped areas form with wide part of V on leaf margins and point of V on veins. Their leaves are also hairy on top and bottom and divided into five segments. Most pelargoniums, or annual geraniums, are … How to Make A Geranium Compress: Pour boiling water over the dried geranium herbs. This hardy geranium foliage is evergreen and leaves have a silvery sheen. The flowers float on top of the plant in shades of white, pink, magenta, purples, and blues. In this article we will discuss about:- 1. The flower heads which are 14 to 16 inches high, have the potential to bloom from spring to fall. While zonal types of geraniums thrive on sun and hear, ivy and regal types of geraniums stop blooming when subjected to the extremely high temperatures typical of hot sunny afternoons in warm climates. Leaf Spots. The veins are chiefly made of vascular tissues, the xylem and phloem. Watercolour Painting. Which types of geranium can be grown in the home garden? Geranium phaeum 'Margaret Wilson' Photo by Donn C. Reiners This charming geranium for light shade comes originally from the UK where it was first introduced in 1989. Both the flowers and aromatic foliage of geraniums are edible and can be used for culinary purposes. Both types can be overwintered indoors so if you aren’t sure what type you have, overwinter it as a precaution. If you wait until there is a slight wilting of the leaves… See more ideas about Scented geranium, Geranium plant, Geraniums. Geranium 'Double Jewel' is a compact geranium with a more upright growing habit than you usually see in hardy varieties. Bacterial blight starts at the lower part of the plant resulting in wilting and yellow spots. Geranium Petunia. Plant in full sun or partial shade. Nov 22, 2015 - We offer a variety of scented geranium plants available for sale at www.colonialcreekfarm.com. Modifications. This plant is also known as poor mans ‘rose’. Some sources note that redness on geranium leaves may also be a sign of under-watering or a result of exposure to cold temperatures. Bacterial Blight . During 200 years of cultivation many variations in colors of the cultivated geraniums have been developed, but as a rule tie flowers are white, rose, or red. There are hundreds of species of geranium because hybrid species are accepted by the general term of geraniums in most nurseries and garden centers.