Mushroom spore
A Bittercap mushroom spore - plant in a mushroom patch.
140gp
78gp
62gp
+60gp
—
—
Price history
1 points · hover for detail
Volume · units traded
- 30D low
- 78
- 30D high
- 140
- Volatility
- 56.9%
Flip calculator
Includes the 2% Grand Exchange tax
+60gp
+60 per item · +76.92% ROI
- Capital required
- 78 gp
- Gross revenue
- 140 gp
- GE tax (2%, 2/item)
- − 2 gp
- Break-even sell
- 79 gp
Item data
- High alchemy
- 51 gp63.6% below market
- Low alchemy
- 34 gp
- Shop value
- 86 gp
- Weight
- 0 kg
- Skill / type
- Farming
- Stack / note
- Stackable · not noteable
- Released
- Jun 6, 2005
About Mushroom spore
The Mushroom spore is a members-only item in Old School RuneScape.
"A Bittercap mushroom spore - plant in a mushroom patch"
Over the last 30 days it traded between 66 and 188 gp on the Grand Exchange, averaging 105 gp. About 4,062 units changed hands per day. The price is down 3.5% across that window. The Grand Exchange buy limit is 200 every 4 hours. Selling one at the average price costs 2 gp in Grand Exchange tax.
Casting High Level Alchemy returns 51 gp, which is 51.4% below the 30-day average price, so alching a bought one loses money.
How to get Mushroom spore
66 monsters drop Mushroom spore, most commonly Ancient Zygomite (10/118), Zygomite (4/146) and Seed pack (1/60).
Dropped by
| Monster | Rarity | Quantity |
|---|---|---|
| Ancient Zygomite | 10/118 | 1 |
| Zygomite | 4/146 | 1 |
| Seed pack | 1/60 | 4–6 |
| Butterfly ray | 1/67.3 | 1 |
| Eagle ray | 1/67.8 | 1 |
| Stingray | 1/90.2 | 1 |
| Black Knight Titan | 1/91 | 1 |
| Manta ray (monster) | 1/119.3 | 1–2 |
| Bryophyta | 1/132.2 | 1 |
| Moss Giant (Iorwerth Dungeon) | 1/132.2 | 1 |
| Moss giant | 1/132.2 | 1 |
| Lizardman brute | 1/161.4 | 1 |
| Ice giant | 1/172.4 | 1 |
| Lizardman | 1/187.9 | 1 |
| Mogre (sea) | 1/231.3 | 1 |
| Skeleton fremennik | 1/231.3 | 1 |
| Tortured soul | 1/231.3 | 1 |
| Arrg | 1/243.5 | 1 |
| Berry | 1/243.5 | 1 |
| City guard | 1/243.5 | 1 |
46 further monsters drop it less commonly.
Mushroom spore price history
Daily averages rolled up per month, newest first.
| Month | Average | Low | High | Volume |
|---|---|---|---|---|
| October 202612d | 103 | 66 | 188 | 55,903 |
| September 2026 | 116 | 66 | 208 | 111,423 |
| August 2026 | 166 | 54 | 328 | 133,887 |
| July 2026 | 176 | 62 | 291 | 151,586 |
| June 202621d | 180 | 89 | 510 | 63,966 |
| May 20262d | 224 | 98 | 349 | 5,917 |
| April 20261d | 117 | 117 | 117 | 1,159 |
| March 2026 | 378 | 109 | 2,356 | 62,147 |
| February 2026 | 132 | 60 | 293 | 19,295 |
| January 2026 | 88 | 37 | 268 | 17,282 |
Across 10 months of recorded prices Mushroom spore ranged from 37 gp in January 2026 to 2,356 gp in March 2026, measured over 218 trading days.
The 30-day average of 105 gp sits in the lower third of that range.
All prices in gp. Volume counts units traded across both sides of the Grand Exchange.
