Tissue analysis is the most reliable means of determining plant nutritional status. Combined with soil testing, tissue analysis can help pinpoint the source of problems and determine what measures may be needed to ensure proper nutrition of the crop. Tissue analysis samples should be collected at the appropriate time to give the most meaningful results….Read more about Tissue analysis for grapes & small fruit[Read More]
Grapes
Now is the time to start thinking about leaf removal in grapevines. Cluster zone leaf removal can lower risk of disease, increase spray penetration and even improve fruit quality. The period immediately after bloom to 3 weeks post-bloom is the most effective time for leaf removal. Leaf pulling after this time can increase the risk…Read more about Grapevine leaf removal[Read More]
The periodical cicada (Figure 1) emergence is expected to begin shortly. Female cicadas lay eggs in 200+ woody tree species (Figure 2), and they have a strong preference for grapevines, apples, cherries, peaches, & plums. Egg laying can weaken and damage branches, causing them to turn brown, die, and break off. The loss of branches…Read more about Protect your grapevines from cicadas[Read More]
Spring temperatures and the season so far It seems like it’s been warm and that we’re way ahead of normal. But the data paint a slightly different picture. First, let’s not talk too much about “normal”. In the last 10 years or so that I’ve been plotting these data, EVERY year has been warmer than…Read more about Crop Conditions[Read More]
Due to the COVID crisis, most Purdue Extension meetings will be held virtually. Most Purdue Extension staff are working from home and are available to answer your questions by email, phone or through social media. Our contact information is at the end of the newsletter. September 10-12, 2020 Purdue Extension Master Gardener State Conference Sponsored…Read more about Extension Events[Read More]