Fertilizer - Neptune's Harvest Organic Fish & Seaweed

Neptune’s Harvest Fish & Seaweed Fertilizer (2-3-1) 18oz Pint

Give your plants a natural boost with Neptune’s Harvest Fish & Seaweed Fertilizer, a powerful organic liquid fertilizer made from 75% hydrolyzed fish and 25% seaweed. This balanced blend delivers essential nutrients that promote strong growth, vibrant foliage, and flavorful harvests.

Perfect for vegetables, herbs, flowers, trees, lawns, and indoor plants, this all-purpose fertilizer supports healthy plants throughout the growing season while improving soil health over time.

Why Gardeners Love It

• Balanced Organic Nutrition – A powerful combination of fish and seaweed provides readily available nutrients that plants absorb quickly.
• Healthier, More Productive Plants – Enhances flavor and nutritional value of vegetables and herbs while bringing out vibrant color in flowers.
• Improves Soil Health – Feeds beneficial microbes, builds organic matter, and improves soil structure for stronger root systems.
• Versatile & Easy to Use – Works as both a soil drench and foliar spray for indoor and outdoor plants.
• OMRI Listed Organic – Safe for organic gardening and safe around kids and pets when used as directed.

How to Use

Mix with water and apply every 1–2 weeks during the growing season.

Outdoor plants:
Mix 1/8 cup per gallon of water

Indoor plants:
Mix 1 tablespoon per gallon of water and feed weekly.

Can be used as a soil drench or foliar spray for seedlings, transplants, and established plants.

Product Details

• NPK: 2-3-1
• Size: 18 oz (Pint)
• OMRI Listed for organic gardening