1,314gp
1,295gp
19gp
-7gp
—
—
Price history
1 points · hover for detail
Volume · units traded
- 30D low
- 1,295
- 30D high
- 1,314
- Volatility
- 1.5%
Flip calculator
Includes the 2% Grand Exchange tax
-7gp
-7 per item · -0.54% ROI
Tax puts break-even at 1,321 gp.
- Capital required
- 1,295 gp
- Gross revenue
- 1,314 gp
- GE tax (2%, 26/item)
- − 26 gp
- Break-even sell
- 1,321 gp
Item data
- High alchemy
- 14 gp98.9% below market
- Low alchemy
- 9 gp
- Shop value
- 24 gp
- Weight
- 0.007 kg
- Skill / type
- Herblore
- Stack / note
- Not stackable · noteable
- Released
- Feb 27, 2002
About Grimy dwarf weed
The Grimy dwarf weed is a members-only Herblore supply in Old School RuneScape.
"It needs cleaning"
Over the last 30 days it traded between 1,257 and 1,338 gp on the Grand Exchange, averaging 1,293 gp. About 418,453 units changed hands per day. The price is down 3.0% across that window. The Grand Exchange buy limit is 11,000 every 4 hours. Selling one at the average price costs 25 gp in Grand Exchange tax.
Casting High Level Alchemy returns 14 gp, which is 98.9% below the 30-day average price, so alching a bought one loses money.
How to get Grimy dwarf weed
302 monsters drop Grimy dwarf weed, most commonly Dwarf weed (plant) (Always), Chest (alchemist's signet) (1/4) and Kree'arra (8/127).
Dropped by
| Monster | Rarity | Quantity |
|---|---|---|
| Dwarf weed (plant) | Always | 1 |
| Chest (alchemist's signet) | 1/4 | 2 (noted) |
| Kree'arra | 8/127 | 8–13 (noted) |
| Crazy archaeologist | 8/128 | 4 (noted) |
| Deranged archaeologist | 8/131 | 4 (noted) |
| Dark Chest | 25/600 | 10–15 (noted) |
| Scorpia | 5/128 | 10–15 (noted) |
| Branda the Fire Queen | 2/55 | 6–8 (noted) |
| Monumental chest | 1/30 | 24–28 (noted) |
| Ancient chest | 1/33 | 1–546 (noted) |
| Ancient Zygomite | 12/472 | 1 |
| Gang boss | 25/1,024 | 1 |
| Gangster | 25/1,024 | 1 |
| Goutweed | 3/128 | 1 |
| Herb box | 3/128 | 1 |
| Lizardman shaman | 1/44.44 | 2–3 |
| Tormented Demon | 1/51 | 1 |
| Long-tailed Wyvern | 1/54.7 | 2 |
| Spitting Wyvern | 1/54.7 | 2 |
| Taloned Wyvern | 1/54.7 | 2 |
282 further monsters drop it less commonly.
Recipes
Where this item appears in crafting and processing.
Used to make
- 1× Dwarf weed from 1× Grimy dwarf weed
Grimy dwarf weed price history
Daily averages rolled up per month, newest first.
| Month | Average | Low | High | Volume |
|---|---|---|---|---|
| October 202612d | 1,273 | 1,257 | 1,287 | 5,514,651 |
| September 2026 | 1,292 | 1,238 | 1,338 | 11,265,445 |
| August 2026 | 1,297 | 1,222 | 1,369 | 15,070,362 |
| July 2026 | 1,372 | 1,280 | 1,491 | 17,145,224 |
| June 202621d | 1,593 | 1,462 | 1,765 | 7,683,045 |
| May 20262d | 1,723 | 1,712 | 1,733 | 601,175 |
| April 20261d | 1,877 | 1,877 | 1,877 | 225,098 |
| March 2026 | 1,807 | 1,660 | 2,008 | 4,223,524 |
| February 2026 | 2,212 | 1,982 | 2,439 | 447,640 |
| January 2026 | 2,960 | 2,286 | 3,577 | 17,856 |
Across 10 months of recorded prices Grimy dwarf weed ranged from 1,222 gp in August 2026 to 3,577 gp in January 2026, measured over 218 trading days.
The 30-day average of 1,293 gp sits in the lower third of that range.
All prices in gp. Volume counts units traded across both sides of the Grand Exchange.
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