How do I trim my concord grape vines and still have them productive.
Here's an article that will help you with this:
I have a 8 foot wide grape arbor. It goes up to 8 feet and down the other side only 4 feet. How many Concord grape vines do I need to fill this arbor?
This article says 4 feet apart for arbors.
It has been very dry and hot in Michigan for the last 2 weeks. Just notice them over the weekend.
Yes, unfortunately. This will be a difficult battle, but persistence can ensure that you beat this. Here is an article that will help:
My grapevine produced the first time last summer, but the grapes have seeds. The label is marked: Grape Seedless, "King Of The North" vitis labrusca.
They are what is left of what would be a seed. They aren't a seed, themselves. They will not germinate, and are not viable.
Now, leaving them on the vine for too long, as well as a few other environmental factors, can cause these false seeds to be larger and more noticeable.
This collection of articles will help you with more information on grapes: