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Jack's Classic Hydrangea Blue 7-3-3 Back

J.R. Peter's Inc. 


Jack's Classic Hydrangea Blue 7-3-3

Enhances blue flowers.

Unlike other blue enhancers, we have kept the standards you have come to trust in the Peter's name. We have designed this unique formula to not just to keep your hydrangeas blue BUT to provide them with the nutrients they need for strong growth and well-being. 

  • Formulated to prevent the build up of harmful salts while delivering additional potassium, magnesium, sulfur, and micro nutrients.

For use with:

  • Lacecap including: Blue Bird, Taube, Fasan, Mariesii
  • Mophead varieties: Nikko Blue, All Summer Beauty, Matilda Gutges, Merritt’s Supreme


Available Sizes:

1.5 lbs. plastic tub, 12 per case; Vendor Item# 59324