Problems with rose leaves can always be traced to an underlying issue affecting the plant as a whole. This could be a fungal infection, an insect infestation, nutritional imbalance, soil problem, heat stress or something else. Whatever the cause, the foliage of roses is generally the first place you’ll see the telltale signs of a
Roses are a popular choice in any garden and are well regarded as one of the most beautiful species of flowering plants worldwide. With over 300 different species of roses, and thousands of different cultivar varieties, there really is a look, fragrance, and colour for everyone. Once you have chosen a cultivar that thrives in
Have you ever seen a few black spots on your roses and been left puzzled as to what exactly caused them? ‘Black spot’ is the name given to the airborne fungus that is usually found in conditions that are warm or humid. Aside from temperature and climate being responsible for this fungus breeding, black spots
Powdery mildew is one of the most common fungal conditions affecting Australian flora, with roses being particularly susceptible. Mildew on roses is diagnosed by visually examining the plant – if you see a soft whitish coating on the leaves and flower buds of your roses, it’s likely that your rose has picked up powdery mildew
What are Aphids? If you have seen small green bugs on roses in your garden, there’s a good chance that you have aphids. There are two species of aphids that attack roses, known as Macrosiphum rosae and Macrosiphum euphorbiae. These aphids are sap-sucking insects that attack roses and spread viral diseases between plants. Aphids are
I have white scale on my roses – what does it mean? Seeing little white scales or bumps on your rose stems can often be a stressful experience. Gardeners often wonder to themselves if the white scale coating they see is simply part of the rose bush as it’s grown, or if it’s the result
Roses Roses really need no introduction. Prized the world over for the beauty of their flowers, which are often richly fragrant, these woody perennials are beloved by gardeners, romantics, poets and perfumiers alike. There are more than 300 rose species and thousands of cultivar varieties, with growing habits ranging from upright to climbing and trailing.
Roses are far less work than many people think – in fact, they’re generally quite hardy. That said, they are vigorous growers, and regular pruning is essential to keep rose bushes tidy and manageable, as well as minimise pests and diseases. Timing is important when it comes to pruning roses. Australia has a less severe