Frequently Asked Questions

Green goods size abbreviations are used to quickly describe a plant’s container size, form, root type, or overall shape/grade. Here’s what you might see on our site:

Container & Gallon Sizes

• #1, #2, #3, #5, #7, #10, #15, #20, #25, etc. – Container size in gallons
• 1G, 2G, 3G, etc. – Another way to indicate gallon containers

Plant Form / Shape Codes

• CL – Clump / Multi-Stem
• TF – Tree Form in a Pot or Bag
• LB – Low Branch
• HB – High Branch
• LG – Low Graph
• HG – High Graph
• Specimen – Special shape/grade tree, often unique form

Tree & Shrub Sizing (Field-Grown / Larger Material)

• B&B / BB – Balled & Burlapped
• Wire Basket – Root ball wrapped in a wire basket
• BR – Bare Root
• Caliper (ex: 2", 2.5") – Trunk diameter, measured 6" above grade
• Height (ex: 5/6', 6/7') – Approximate plant height in feet
• Spread (ex: 18–24") – Width of the plant crown

Tray & Starter Material

• PLUG – Small starter plants
• CELL / 72CT / 128CT – Number of plants per tray

Additional Abbreviations from Great Lakes

• TF – Tree Form in Pot / Bag (used on larger containers)
• CL – Clump / Multi-Stem
• G – Grown at Great Lakes

These abbreviations help communicate plant size, growth form, and how it’s grown, so you can plan your project confidently.

On both the website and the PDF availabilities we have separate line items for the products we grew onsite at our West Olive Production yard. These items are typically priced differently from our “non G” items, or the items we buy in for re-distribution.  
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There is no warranty included with any plant material purchased from Great Lakes Landscape Supply. We guarantee all stock items to be true to name, meet ANLA standards, and to be in good condition at receiving time. However, there is no guarantee written or implied after purchase.