An organic liquid kelp extract that provides plant growth promoting nutrients and botanical extracts. Our revolutionary new formula improves upon the original: We have targeted and isolated crucial components in various kelp species and added Triterpene saponins for maximum absorption. Extreme Serene (0.25-0.1-2) captures the fast-growing power of marine kelp to encourage vigorous shoot and root growth. Use Extreme Serene in conjunction with any nutrient program or as a foliar feed.