Paddy Straw: what do the growing supplies cost? Paddy Straw supplies are sold in 3 product categories
(liquid culture, agar & lab, substrate & amendments) across
1 US vendors — 3 listings tracked,
3 in stock, updated November 15, 2026. Prices below are
grouped by category because a grow kit, a bag of spawn and a culture syringe
are different products; comparing them against each other would be
misleading.
Liquid culture Cheapest today
$12.73/syringe
Highest today
$12.73/syringe
Vendor Listing Per syringe Listing price Stock Out-Grow Paddy Straw (Volvariella Volvacea) Liquid Culture Syringe $12.73 $12.73 in stock view →
Price history — liquid culture (daily median) $10.67 $11.78 $12.88 Jul 20: $12.36 Jul 21: $12.36 Jul 22: $12.36 Jul 23: $12.36 Jul 24: $12.36 Jul 25: $12.36 Jul 26: $12.36 Jul 27: $12.36 Jul 28: $12.36 Jul 29: $12.36 Jul 30: $12.36 Jul 31: $12.36 Aug 1: $12.36 Aug 2: $12.36 Aug 3: $12.36 Aug 4: $12.36 Aug 5: $12.36 Aug 7: $12.36 Aug 8: $12.36 Aug 9: $12.36 Aug 10: $12.36 Aug 11: $12.36 Aug 12: $12.36 Aug 13: $12.36 Aug 14: $12.36 Aug 15: $12.36 Aug 16: $12.36 Aug 17: $12.73 Aug 18: $12.73 Aug 19: $12.73 Aug 20: $12.73 Aug 21: $12.73 Aug 22: $12.73 Aug 23: $12.73 Aug 24: $12.73 Aug 25: $12.73 Aug 26: $12.73 Aug 27: $12.73 Aug 28: $12.73 Aug 29: $12.73 Aug 30: $12.73 Aug 31: $12.73 Sep 1: $12.73 Sep 2: $12.73 Sep 3: $12.73 Sep 4: $12.73 Sep 5: $12.73 Sep 6: $12.73 Sep 7: $10.82 Sep 8: $10.82 Sep 9: $10.82 Sep 10: $10.82 Sep 11: $10.82 Sep 12: $10.82 Sep 13: $10.82 Sep 14: $10.82 Sep 15: $10.82 Sep 16: $10.82 Sep 17: $10.82 Sep 18: $10.82 Sep 19: $10.82 Sep 20: $10.82 Sep 21: $12.73 Sep 22: $12.73 Sep 23: $12.73 Sep 24: $12.73 Sep 25: $12.73 Sep 26: $12.73 Sep 27: $12.73 Sep 28: $12.73 Sep 29: $12.73 Sep 30: $12.73 Oct 1: $12.73 Oct 2: $12.73 Oct 3: $12.73 Oct 4: $12.73 Oct 5: $12.73 Oct 6: $12.73 Oct 7: $12.73 Oct 8: $12.73 Oct 9: $12.73 Oct 10: $12.73 Oct 11: $12.73 Oct 12: $12.73 Oct 13: $12.73 Oct 14: $12.73 Oct 15: $12.73 Oct 16: $12.73 Oct 17: $12.73 Oct 18: $12.73 Oct 19: $12.73 Oct 20: $12.73 Oct 21: $12.73 Oct 22: $12.73 Oct 23: $12.73 Oct 24: $12.73 Oct 25: $12.73 Oct 26: $12.73 Oct 27: $12.73 Oct 28: $12.73 Oct 29: $12.73 Oct 30: $12.73 Oct 31: $12.73 Nov 1: $12.73 Nov 2: $12.73 Nov 3: $12.73 Nov 4: $12.73 Nov 5: $12.73 Nov 6: $12.73 Nov 7: $12.73 Nov 8: $12.73 Nov 9: $12.73 Nov 10: $12.73 Nov 11: $12.73 Nov 12: $12.73 Nov 13: $12.73 Nov 14: $12.73 Nov 15: $12.73 Jul 20 Nov 15 Agar & lab Cheapest today
$26.47/plate
Highest today
$26.47/plate
Vendor Listing Per plate Listing price Stock Out-Grow Paddy Straw (Volvariella Volvacea) Mushroom Plate Culture $26.47 $26.47 in stock view →
Price history — agar & lab (daily median) $25.64 $26.09 $26.53 Jul 20: $25.70 Jul 21: $25.70 Jul 22: $25.70 Jul 23: $25.70 Jul 24: $25.70 Jul 25: $25.70 Jul 26: $25.70 Jul 27: $25.70 Jul 28: $25.70 Jul 29: $25.70 Jul 30: $25.70 Jul 31: $25.70 Aug 1: $25.70 Aug 2: $25.70 Aug 3: $25.70 Aug 4: $25.70 Aug 5: $25.70 Aug 7: $25.70 Aug 8: $25.70 Aug 9: $25.70 Aug 10: $25.70 Aug 11: $25.70 Aug 12: $25.70 Aug 13: $25.70 Aug 14: $25.70 Aug 15: $25.70 Aug 16: $25.70 Aug 17: $25.70 Aug 18: $26.47 Aug 19: $26.47 Aug 20: $26.47 Aug 21: $26.47 Aug 22: $26.47 Aug 23: $26.47 Aug 24: $26.47 Aug 25: $26.47 Aug 26: $26.47 Aug 27: $26.47 Aug 28: $26.47 Aug 29: $26.47 Aug 30: $26.47 Aug 31: $26.47 Sep 1: $26.47 Sep 2: $26.47 Sep 3: $26.47 Sep 4: $26.47 Sep 5: $26.47 Sep 6: $26.47 Sep 7: $26.47 Sep 8: $26.47 Sep 9: $26.47 Sep 10: $26.47 Sep 11: $26.47 Sep 12: $26.47 Sep 13: $26.47 Sep 14: $26.47 Sep 15: $26.47 Sep 16: $26.47 Sep 17: $26.47 Sep 18: $26.47 Sep 19: $26.47 Sep 20: $26.47 Sep 21: $26.47 Sep 22: $26.47 Sep 23: $26.47 Sep 24: $26.47 Sep 25: $26.47 Sep 26: $26.47 Sep 27: $26.47 Sep 28: $26.47 Sep 29: $26.47 Sep 30: $26.47 Oct 1: $26.47 Oct 2: $26.47 Oct 3: $26.47 Oct 4: $26.47 Oct 5: $26.47 Oct 6: $26.47 Oct 7: $26.47 Oct 8: $26.47 Oct 9: $26.47 Oct 10: $26.47 Oct 11: $26.47 Oct 12: $26.47 Oct 13: $26.47 Oct 14: $26.47 Oct 15: $26.47 Oct 16: $26.47 Oct 17: $26.47 Oct 18: $26.47 Oct 19: $26.47 Oct 20: $26.47 Oct 21: $26.47 Oct 22: $26.47 Oct 23: $26.47 Oct 24: $26.47 Oct 25: $26.47 Oct 26: $26.47 Oct 27: $26.47 Oct 28: $26.47 Oct 29: $26.47 Oct 30: $26.47 Oct 31: $26.47 Nov 1: $26.47 Nov 2: $26.47 Nov 3: $26.47 Nov 4: $26.47 Nov 5: $26.47 Nov 6: $26.47 Nov 7: $26.47 Nov 8: $26.47 Nov 9: $26.47 Nov 10: $26.47 Nov 11: $26.47 Nov 12: $26.47 Nov 13: $26.47 Nov 14: $26.47 Nov 15: $26.47 Jul 20 Nov 15 Substrate & amendments Vendor Listing Per bag Listing price Stock Out-Grow 50/50 Horse Manure and Straw Mushroom Substrate (5lb Bag) $19.95 $19.95 in stock view →
Price history — substrate & amendments (daily median) $16.71 $18.54 $20.36 Jul 20: $19.52 Jul 21: $19.52 Jul 22: $19.52 Jul 23: $19.52 Jul 24: $19.52 Jul 25: $19.52 Jul 26: $19.52 Jul 27: $19.52 Jul 28: $19.52 Jul 29: $19.52 Jul 30: $19.52 Jul 31: $19.52 Aug 1: $19.52 Aug 2: $19.52 Aug 3: $19.52 Aug 4: $19.52 Aug 5: $19.52 Aug 7: $19.52 Aug 8: $19.52 Aug 9: $19.52 Aug 10: $19.52 Aug 11: $19.52 Aug 12: $19.52 Aug 13: $19.52 Aug 14: $19.52 Aug 15: $19.52 Aug 16: $19.52 Aug 17: $20.11 Aug 18: $20.11 Aug 19: $19.95 Aug 20: $19.95 Aug 21: $19.95 Aug 22: $19.95 Aug 23: $19.95 Aug 24: $19.95 Aug 25: $19.95 Aug 26: $19.95 Aug 27: $19.95 Aug 28: $19.95 Aug 29: $19.95 Aug 30: $19.95 Aug 31: $19.95 Sep 1: $19.95 Sep 2: $19.95 Sep 3: $19.95 Sep 4: $19.95 Sep 5: $19.95 Sep 6: $19.95 Sep 7: $16.96 Sep 8: $16.96 Sep 9: $16.96 Sep 10: $16.96 Sep 11: $16.96 Sep 12: $16.96 Sep 13: $16.96 Sep 14: $16.96 Sep 15: $16.96 Sep 16: $16.96 Sep 17: $16.96 Sep 18: $16.96 Sep 19: $16.96 Sep 20: $16.96 Sep 21: $19.95 Sep 22: $19.95 Sep 23: $19.95 Sep 24: $19.95 Sep 25: $19.95 Sep 26: $19.95 Sep 27: $19.95 Sep 28: $19.95 Sep 29: $19.95 Sep 30: $19.95 Oct 1: $19.95 Oct 2: $19.95 Oct 3: $19.95 Oct 4: $19.95 Oct 5: $19.95 Oct 6: $19.95 Oct 7: $19.95 Oct 8: $19.95 Oct 9: $19.95 Oct 10: $19.95 Oct 11: $19.95 Oct 12: $19.95 Oct 13: $19.95 Oct 14: $19.95 Oct 15: $19.95 Oct 16: $19.95 Oct 17: $19.95 Oct 18: $19.95 Oct 19: $19.95 Oct 20: $19.95 Oct 21: $19.95 Oct 22: $19.95 Oct 23: $19.95 Oct 24: $19.95 Oct 25: $19.95 Oct 26: $19.95 Oct 27: $19.95 Oct 28: $19.95 Oct 29: $19.95 Oct 30: $19.95 Oct 31: $19.95 Nov 1: $19.95 Nov 2: $19.95 Nov 3: $19.95 Nov 4: $19.95 Nov 5: $19.95 Nov 6: $19.95 Nov 7: $19.95 Nov 8: $19.95 Nov 9: $19.95 Nov 10: $19.95 Nov 11: $19.95 Nov 12: $19.95 Nov 13: $19.95 Nov 14: $19.95 Nov 15: $19.95 Jul 20 Nov 15
We check Paddy Straw supply prices at every vendor we track, every day.
How the index works ·
All categories ·
All tracked species