Dahlias, perennial plants that blossom in the summer, brighten your garden with large flowers coloured orange, yellow and pink. Dahlias are relatively easy to care for unless attacked by insects…
diseases
Marigolds (Tagetes spp.) are perennial or annual members of the sunflower family prized for brightly coloured, plentiful blooms and a strong scent that attracts beneficial insects yet repels pests. Various…
Nutritious and able to withstand snow and frost, peas make a hardy addition to vegetable gardens. You can plant them early in the spring or in mid-summer for a fall…
Like many other plants you may grow, the honeysuckle is no stranger to harmful diseases. These diseases can take aim at the bark and leaves of this beautifully ornate plant.…
Geraniums, members of the genus Pelargonium, are easy to care for, decorative plants commonly used in gardens and window containers. However, these brightly coloured flowering plants can suffer from infestations…
Rose bushes can be a beautiful addition to a landscape; however, the diseases they may contract are not. Black spot, powdery mildew and rust are three common diseases of rose…
Lavender plants provide a spectacular backdrop of colour to the home garden. Lavender also is highly sought after for the pleasant aroma produced by the flowers. While generally hardy, lavender…
The most serious diseases of dahlias are caused by viruses. Mosaic disease is a virus typically characterized by yellowish or pale-green bands along the midveins and branch veins of affected…