Plant Nutrient Analysis - Petiole PackageFREE SHIPPING Even healthy looking vines may be suffering from nutrient deficiencies the only way to find out is to test them. Don't wait until symptoms are present; be proactive when it comes to your plants nutrition! This package provides you with a sample kit, instructions on how to take an accurate petiole sample, and expert recommendations from our viticulturist! Once purchased, we will send the kit to you for sample collection. After collecting