MushroomPriceIndex

Pearl Oyster: what do the growing supplies cost?

Pearl Oyster supplies are sold in 4 product categories (grow kits & fruiting blocks, spawn (medium not stated), liquid culture, agar & lab) across 2 US vendors — 11 listings tracked, 10 in stock, updated September 4, 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.

Grow kits & fruiting blocks

Cheapest today
$20.02/kit
Median
$20.02/kit
Highest today
$20.02/kit
In stock now
1
VendorListing Per kitListing price Stock
North Spore Organic Grey Oyster Mushroom Fruiting Block $20.02 $20.02 in stock view →

Price history — grow kits & fruiting blocks (daily median)

$18.57$29.08$39.59Jul 20: $37.03Jul 21: $37.03Jul 22: $37.03Jul 23: $20.02Jul 24: $20.02Jul 25: $20.02Jul 26: $37.03Jul 27: $37.03Jul 28: $20.02Jul 29: $37.03Jul 30: $37.03Jul 31: $37.03Aug 1: $37.03Aug 2: $37.03Aug 3: $37.03Aug 4: $37.03Aug 5: $37.03Aug 7: $37.03Aug 8: $37.03Aug 9: $37.03Aug 10: $37.03Aug 11: $37.03Aug 12: $37.03Aug 13: $37.03Aug 14: $37.03Aug 15: $37.03Aug 16: $37.03Aug 17: $37.03Aug 18: $38.14Aug 19: $38.14Aug 20: $38.14Aug 21: $38.14Aug 22: $38.14Aug 23: $38.14Aug 24: $38.14Aug 25: $38.14Aug 26: $38.14Aug 27: $38.14Aug 28: $38.14Aug 29: $38.14Aug 30: $38.14Aug 31: $38.14Sep 1: $20.02Sep 2: $20.02Sep 3: $20.02Sep 4: $20.02Jul 20Sep 4

Spawn (medium not stated)

Cheapest today
$25.70/unit
Median
$25.70/unit
Highest today
$25.70/unit
In stock now
1
VendorListing Per unitListing price Stock
Out-Grow Pearl Oyster Mushroom Spawn, 1 Quart Jar $25.70 $25.70 in stock view →

Price history — spawn (medium not stated) (daily median)

$16.80$21.58$26.36Jul 20: $20.04Jul 21: $20.04Jul 22: $20.04Jul 23: $20.04Jul 24: $20.04Jul 25: $20.04Jul 26: $17.46Jul 27: $17.46Jul 28: $24.95Jul 29: $24.95Jul 30: $24.95Jul 31: $24.95Aug 1: $24.95Aug 2: $24.95Aug 3: $24.95Aug 4: $24.95Aug 5: $24.95Aug 7: $24.95Aug 8: $24.95Aug 9: $24.95Aug 10: $24.95Aug 11: $24.95Aug 12: $24.95Aug 13: $24.95Aug 14: $24.95Aug 15: $24.95Aug 16: $24.95Aug 17: $24.95Aug 18: $25.70Aug 19: $25.70Aug 20: $25.70Aug 21: $25.70Aug 22: $25.70Aug 23: $25.70Aug 24: $25.70Aug 25: $25.70Aug 26: $25.70Aug 27: $25.70Aug 28: $25.70Aug 29: $25.70Aug 30: $25.70Aug 31: $25.70Sep 1: $25.70Sep 2: $25.70Sep 3: $25.70Sep 4: $25.70Jul 20Sep 4

Liquid culture

Cheapest today
$12.73/syringe
Median
$12.73/syringe
Highest today
$12.73/syringe
In stock now
4
VendorListing Per syringeListing price Stock
Out-Grow Pearl Oyster Mushroom-Warm Weather (Pleurotus ostreatus) Liquid Culture Syringe $12.73 $12.73 in stock view →

Price history — liquid culture (daily median)

$12.33$12.54$12.76Jul 20: $12.36Jul 21: $12.36Jul 22: $12.36Jul 23: $12.36Jul 24: $12.36Jul 25: $12.36Jul 26: $12.36Jul 27: $12.36Jul 28: $12.36Jul 29: $12.36Jul 30: $12.36Jul 31: $12.36Aug 1: $12.36Aug 2: $12.36Aug 3: $12.36Aug 4: $12.36Aug 5: $12.36Aug 7: $12.36Aug 8: $12.36Aug 9: $12.36Aug 10: $12.36Aug 11: $12.36Aug 12: $12.36Aug 13: $12.36Aug 14: $12.36Aug 15: $12.36Aug 16: $12.36Aug 17: $12.54Aug 18: $12.73Aug 19: $12.73Aug 20: $12.73Aug 21: $12.73Aug 22: $12.73Aug 23: $12.73Aug 24: $12.73Aug 25: $12.73Aug 26: $12.73Aug 27: $12.73Aug 28: $12.73Aug 29: $12.73Aug 30: $12.73Aug 31: $12.73Sep 1: $12.73Sep 2: $12.73Sep 3: $12.73Sep 4: $12.73Jul 20Sep 4

Agar & lab

Cheapest today
$26.47/plate
Median
$26.47/plate
Highest today
$26.47/plate
In stock now
4
VendorListing Per plateListing price Stock
Out-Grow Grey Oyster Mushroom-OG1 (Pleurotus ostreatus) Mushroom Plate Culture $26.47 $26.47 in stock view →

Price history — agar & lab (daily median)

$25.64$26.09$26.53Jul 20: $25.70Jul 21: $25.70Jul 22: $25.70Jul 23: $25.70Jul 24: $25.70Jul 25: $25.70Jul 26: $25.70Jul 27: $25.70Jul 28: $25.70Jul 29: $25.70Jul 30: $25.70Jul 31: $25.70Aug 1: $25.70Aug 2: $25.70Aug 3: $25.70Aug 4: $25.70Aug 5: $25.70Aug 7: $25.70Aug 8: $25.70Aug 9: $25.70Aug 10: $25.70Aug 11: $25.70Aug 12: $25.70Aug 13: $25.70Aug 14: $25.70Aug 15: $25.70Aug 16: $25.70Aug 17: $25.70Aug 18: $26.47Aug 19: $26.47Aug 20: $26.47Aug 21: $26.47Aug 22: $26.47Aug 23: $26.47Aug 24: $26.47Aug 25: $26.47Aug 26: $26.47Aug 27: $26.47Aug 28: $26.47Aug 29: $26.47Aug 30: $26.47Aug 31: $26.47Sep 1: $26.47Sep 2: $26.47Sep 3: $26.47Sep 4: $26.47Jul 20Sep 4

We check Pearl Oyster supply prices at every vendor we track, every day. How the index works · All categories · All tracked species