Seaweed spore
A seaweed spore - plant in a seaweed patch.
Seaweed spore is a members-only item on the OSRS Grand Exchange. The latest high price is 182 GP (6m ago) and the low price is 220 GP (4m ago). Buying at the low price and selling at the high price would lose 41 GP per item after the 2% tax (-18.64% of the buy price). You can buy up to 600 every four hours. Buying one at the low price and casting High Alchemy with a nature rune would lose 374 GP. 16,076 were traded in the last 24 hours.
| High | 182 GP () |
|---|---|
| Low | 220 GP () |
| Tax | 3 GP |
| Margin | -41 GP |
| ROI | -18.64% |
| Buy limit | 600 every 4 hours |
| High alchemy | 12 GP |
Buy price (insta-sell / low): 220 GP
Sell price (insta-buy / high): 182 GP
Margin after tax: -41 GP per unit. Grand Exchange tax on a sale is 3 GP.
Buy limit: 600 every 4 hours.
The full buy limit of 600 Seaweed spore costs 132,000 GP at the current buy price. Across that quantity, the after-tax margin is -24,600 GP.
- Grand Exchange buy limit: 600 every 4 hours
- Members-only item
- High alchemy value: 12 GP
- Low alchemy value: 8 GP
- Base value: 20 GP
Seaweed spore price history
- Over the past 7 days, the average high ranged from 114 GP to 341 GP across 30 hourly samples. From 2026-11-01 UTC to 2026-11-08 UTC, it moved from 175 GP to 210 GP (+35 GP, +20.00%).
- Over the past 30 days, the average high ranged from 114 GP to 380 GP across 114 hourly samples. From 2026-10-10 UTC to 2026-11-08 UTC, it moved from 299 GP to 210 GP (-89 GP, -29.77%).
- Over the past 90 days, the average high ranged from 93 GP to 999 GP across 314 hourly samples. From 2026-08-10 UTC to 2026-11-08 UTC, it moved from 277 GP to 210 GP (-67 GP, -24.19%).
- Over the past 90 days, the highest average high was 999 GP on 2026-09-02 UTC, and the lowest was 93 GP on 2026-10-04 UTC.
As of 2026-11-08 UTC. See this week's market summary.
To cite this page: QuantScapers, "Seaweed spore price history", based on OSRS Wiki real-time price data through 2026-11-08 UTC. Calculations by QuantScapers.
What is the Grand Exchange buy limit for Seaweed spore?
You can buy up to 600 Seaweed spore every 4 hours on the Grand Exchange.
Is Seaweed spore a members-only item?
Seaweed spore is a members-only item and requires OSRS membership to trade.
What is Seaweed spore's current buy and sell price?
At the latest update, Seaweed spore's insta-sell (low) price is 220 GP and its insta-buy (high) price is 182 GP on the Grand Exchange.
How much Grand Exchange tax applies to Seaweed spore?
A sale of Seaweed spore pays the standard 2% Grand Exchange tax, which is 3 GP per unit at the current price.
What does a full buy limit of Seaweed spore cost?
Buying the full limit of 600 Seaweed spore costs 132,000 GP at the current insta-sell price of 220 GP each.