Quote:
Originally Posted by bananimal
They say the seeded Concord works in zone 9. Think it will make it in S Fla zone 9b? Everyone I talked to here says disease will eat it up.
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If Pierce's disease is running rampant then death is a real possibility. Otherwise, zinc supplements and twice annual treatments with copper should be able to control mildew etc. Growing grapes organically in regions were there is not a sustained hard freeze is problematic.