1,574gp
1,556gp
18gp
-13gp
—
—
Price history
1 points · hover for detail
Volume · units traded
- 30D low
- 1,556
- 30D high
- 1,574
- Volatility
- 1.2%
Flip calculator
Includes the 2% Grand Exchange tax
-13gp
-13 per item · -0.84% ROI
Tax puts break-even at 1,587 gp.
- Capital required
- 1,556 gp
- Gross revenue
- 1,574 gp
- GE tax (2%, 31/item)
- − 31 gp
- Break-even sell
- 1,587 gp
Item data
- High alchemy
- 10 gp99.4% below market
- Low alchemy
- 7 gp
- Shop value
- 18 gp
- Weight
- 0.007 kg
- Skill / type
- Herblore
- Stack / note
- Not stackable · noteable
- Released
- Feb 27, 2002
About Grimy avantoe
The Grimy avantoe is a members-only Herblore supply in Old School RuneScape.
"It needs cleaning"
Over the last 30 days it traded between 1,605 and 1,839 gp on the Grand Exchange, averaging 1,753 gp. About 412,698 units changed hands per day. The price is down 12.7% across that window. The Grand Exchange buy limit is 13,000 every 4 hours. Selling one at the average price costs 35 gp in Grand Exchange tax.
Casting High Level Alchemy returns 10 gp, which is 99.4% below the 30-day average price, so alching a bought one loses money.
How to get Grimy avantoe
297 monsters drop Grimy avantoe, most commonly Avantoe (plant) (Always), Sinister chest (Always) and Void Knights' Reward Options (Always).
Dropped by
| Monster | Rarity | Quantity |
|---|---|---|
| Avantoe (plant) | Always | 1 |
| Sinister chest | Always | 1 (noted) |
| Void Knights' Reward Options | Always | 1–4 (noted) |
| Chest (alchemist's signet) | 1/3.2 | 1 (noted) |
| Goutweed | 6/128 | 1 |
| Herb box | 6/128 | 1 |
| Branda the Fire Queen | 2/55 | 6–8 (noted) |
| Monumental chest | 1/30 | 40–48 (noted) |
| Ancient chest | 1/33 | 1–337 (noted) |
| Aberrant spectre | 1/35 | 1–3 |
| Abhorrent spectre | 1/35 | 1–3 |
| Blood Reaver | 1/40.96 | 1 |
| Spiritual mage | 3.125/128 | 1 |
| Spiritual ranger | 1/40.96 | 1 |
| Spiritual warrior | 1/40.96 | 1 |
| Chaos Elemental | 3/128 | 5–8 (noted) |
| Adamant dragon | 1/44 | 1 |
| Elder Chaos druid | 1/50 | 1–4 |
| Rune dragon | 1/50.8 | 1 |
| Basilisk Knight | 1/55.47 | 1 |
277 further monsters drop it less commonly.
Recipes
Where this item appears in crafting and processing.
Used to make
- 1× Avantoe from 1× Grimy avantoe
Grimy avantoe price history
Daily averages rolled up per month, newest first.
| Month | Average | Low | High | Volume |
|---|---|---|---|---|
| October 202612d | 1,688 | 1,605 | 1,785 | 5,524,255 |
| September 2026 | 1,761 | 1,647 | 1,839 | 10,961,729 |
| August 2026 | 1,501 | 1,325 | 1,705 | 14,712,013 |
| July 2026 | 1,288 | 1,168 | 1,353 | 14,778,883 |
| June 202621d | 1,479 | 1,372 | 1,710 | 6,762,342 |
| May 20262d | 1,750 | 1,701 | 1,798 | 525,847 |
| April 20261d | 1,789 | 1,789 | 1,789 | 252,699 |
| March 2026 | 1,798 | 1,679 | 2,053 | 3,574,195 |
| February 2026 | 2,351 | 2,102 | 2,545 | 392,134 |
| January 2026 | 3,254 | 2,407 | 3,719 | 17,856 |
Across 10 months of recorded prices Grimy avantoe ranged from 1,168 gp in July 2026 to 3,719 gp in January 2026, measured over 218 trading days.
The 30-day average of 1,753 gp sits in the lower third of that range.
All prices in gp. Volume counts units traded across both sides of the Grand Exchange.
