Celebrating 111 years of rich history, loyalty, and service. A special thanks to all our loyal customers!
FREE SHIPPING on ALL orders! *Excludes AK and HI orders over 10 bunches.

Our Guarantee

We guarantee that you will receive healthy plants that will transplant successfully. If your plants fail within 30 days of receipt, you may choose to have a credit, refund, or a one-time replacement (if available).

Onion Caliper


  • Onion Caliper is used to determine the sizing of the onions.
  • Show your neighbors how giant of an onion you grew!

Share Product:


We know you’re a master onion farmer, but now you can prove it! With this onion caliper tool you can accurately determine the size of your crop. Onions are categorized according to their diameter:

  • Super Colossal: 4 ¼” and up
  • Colossal: 3 ¾” and up
  • Jumbo: 3″ and up
  • Medium: 2 ¼” – 3 ¼”
  • Prepack: 1 ¾” – 2 ¾”
  • Boiler: 1″- 1 7/8″

Additional information

Weight .2 oz

Free Shipping on all orders! Exclusions apply to AK and HI orders over ten bunches; add $2.00 per bunch over ten bunches or $40 per case for shipping/handling.

PRICING EXAMPLE: 1 bunch Patterson + 1 bunch Sterling = 2 bunches for a total of $24.90. After 30 bunches, the pricing starts over. A 45 bunch order will be priced as a 30 bunch order plus a 15 bunch order ($118.50 + $83.25 = $201.75). *Alaska and Hawaii orders over 10 bunches, add $2.00 per bunch for shipping/handling.

Onion plant case lot discounts apply to single variety cases only (no mixing of varieties in the same box). Cases are field packed with the variety marked on the outside of the box. Multiple cases will be strapped together for shipment. For case lot orders, please include your UPS/FedEx shipping address. No PO Box deliveries, please. *Alaska and Hawaii customers: add $40 per case for additional shipping/handling. If you have any questions about your order, please call us at (830) 876-2430 or email us at customerservice@dixondalefarms.com.


There are no reviews yet.

Be the first to review “Onion Caliper”

Your email address will not be published. Required fields are marked *