This liquid seaweed fertilizer is suitable for all outdoor plants, including flowers, shrubs, vegetables, lawns, and fruit trees. Mix with water and add when watering plants, or use as a foliar spray.

And when used as a fertilizer for land-based farming, seaweed can add those essential nutrients back into the soil, improving its health. Seaweed is a one-stop shop for crucial nutrient needs.

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Seaweed has been used as fertilizer since at least Roman times. Early Rhode Island farmers used oxcarts to haul it from the shoreline, a practice protected under the state's constitution.

Companies could turn seaweed into fertilizer — which is a bit more complicated than it sounds. Seaweed is salty. Sargassum, in particular, tends to absorb toxic metals such as arsenic and ...

In Miami-Dade County, last year’s seaweed cleanup budget ran $3.9 million, and this year the county is estimating perhaps $6 million in expenses.

Westhampton Beach student's seaweed fertilizer project 'SPARKs' success Jessica Curran earned fourth prize in the plant science category at Regeneron International Science and Engineering Fair 2024 ...