header("Content-type: text/html; charset=iso-8859-1"); ?>
Vol 13.13 - Petunia Purpling Problems From rooting to finishing, there are a wide range of reasons why petunias may display purple discoloration. However, the location of occurrence and th...
Vol 13.04 - Ironing Out: Problems in a Petunia Crop Interveinal chlorosis of the upper foliage is a common problem in petunia production. However, this can be a result of many factors including insuffic...
Vol 13.03 - Mind the Mist: Petunias During propagation, mist management is the key to quick rooting. Excessive moisture will result in slower rooting and the onset of shoot tip discolora...
Vol 7.05 - Nutritional Factsheet Petunias Learn more about nutritional monitoring of petunias....
Vol 5.25 - Petunia: Lower Leaf Interveinal Chlorosis and Necrosis Magnesium deficiency is the most common cause of lower leaf chlorosis and necrosis, but test results found ample levels. The less common mimic is a d...
Vol 4.05 - Petunia: Chlorotic Spots and Necrosis When used correctly, ethephon applications will result in enhanced plant growth. Because ethylene produced by Florel and Collate is a stress enhancer,...
Vol 3.15 - Tobacco Mosaic Virus on Petunia Watch for symptoms of TMV in your petunia crops! Symptoms of TMV include leaf mottle, leaf distortion, vein clearing, stunt, and flower break....
Vol 2.10 - Improving the Rooting Success of Challenging Petunia Cultivars Observations in commercial greenhouses strongly suggested nutrition during liner production could play a significant role in reducing the yellowing, n...
Vol 1.12 - Petunia Powdery Mildew Recently a grower called asking about petunia rooted cuttings and recently transplanted petunias with lower leaf discoloration and necrosis. <br>...
Vol 1.03 - Troubleshooting Petunia Disorders A new publication is available to growers to help you problem solve insect, disease, nutritional, and physiological disorders of petunias. Troubleshoo...