Add on -> 90-Day Biology Retest

For existing Essential or Standard customers. These 90-day retests can be scheduled at any time; we recommend 90 to 120-day intervals generally.  The tests are intended to be a progress update on how your soil biology is evolving.

Includes:

• Second biology test
• Second basic NPK test 
• Repeat photos
  
• Progress summary / recommendations

Does not include:

• Site visit
• Compaction testing
• Root-depth measurement
• Infiltration testing
• External chemistry lab detailed reports
  
• 90-day retest
• Product kit