how to get rid of hollyhocks

Hollyhocks need soil with excellent drainage. Swish the foliage and crown of the plant gently around in the water to ensure coating all surfaces. If youre growing hollyhocks in rows, be sure that you leave a 3-foot distance between the rows. yes. Hollyhock rust is a disease spread by windblown spores of Puccinia malvacearum, which can travel long distances, explains John Negus, a gardening expert from Amateur Gardening. Cut down hollyhock plants at the end of the season and burn or bury the debris. A. I wonder if you might be referring to hollyhock rust, a fungal disease that commonly affects hollyhocks. Planted four new ones about one . Here are some tips on how to keep hollyhocks healthy: 1) Maintain a fertile soil with plenty of organic matter. Cut the flower stalks off at the base when they have finished blooming. Their ability to grow tall and hide the necessary outbuilding with lots of colorful flowers make it an ideal plant. Use a bloom boosting fertilizer with a breakdown of 15-30-15. Powdery mildewdoesnt typically infect hollyhocks until later in the growing season. New gardeners become frustrated when weeds infiltrate their gardens. yes. Sign up to get all the latest gardening tips! After the water drains, refill the hole with water. Firebugs: profile of an important insect. The disease will invariably develop on untreated hollyhocks, although it is worse during wet summer weather. Hollyhocks have also been dubbed as outhouse flowers. Approved. Low soil moisture is either the result of no rain or lack of supplemental irrigation. Test the ground temperature with a soil thermometer by sticking it roughly 5 to 6 inches (13 to 15cm) into the ground (according to its instructions), or simply estimate the soil temperature according to a growing guide for your local area. Cut down to the ground then wait for it to grow a couple of leaves then spray. The surface of lesions develops a pink colored mass of spores that have a gelatinous consistency. Plant rows three feet apart. As the scars cover more of each leaf surface, they begin to curl, so the underside of the leaves are visible. Learn something everyday here. Mulch is also useful for. Use a bloom boosting fertilizer with a breakdown of 15-30-15. She holds a B.A. Needs to be dry for a good 4 hours afterwards. Do not leave diseased plants in the ground. Remove infected leaves from plants as soon as the fungus is seen. What Types of Bugs Destroy the Columbine Flower? wikiHow is where trusted research and expert knowledge come together. For 14 years I have tried everything to get ride of this giant plant. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/a\/a7\/Grow-Hollyhocks-Step-1-Version-3.jpg\/v4-460px-Grow-Hollyhocks-Step-1-Version-3.jpg","bigUrl":"\/images\/thumb\/a\/a7\/Grow-Hollyhocks-Step-1-Version-3.jpg\/aid1351810-v4-728px-Grow-Hollyhocks-Step-1-Version-3.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"