| Management number | 230640229 | Release Date | 2026/06/18 | List Price | US$27.99 | Model Number | 230640229 | ||
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Everything Outdoor by Humboldts Secret is an all purpose 5-5-5 liquid fertilizer with kelp that delivers balanced nutrition for lawns, gardens, trees, and all types of outdoor plants. This complete formula provides essential nutrients including nitrogen, phosphorus, and potassium combined with beneficial trace minerals and kelp extract to support steady growth, stronger roots, and improved soil health. Acting as a liquid lawn fertilizer, it helps maintain lush green color, healthy foliage, and durable plant structure while promoting consistent performance across different plant varieties. The kelp content enhances microbial activity in the soil, improving nutrient uptake and supporting vigorous, natural plant development. Everything Outdoor is easy to apply using the built in hose end sprayer that allows fast, even distribution without any need for mixing or measuring. It can also be used with watering cans or refillable sprayers for precise hand application, making it convenient for gardens of any size. The refillable bottle design provides lasting value and ongoing use, allowing continuous feeding throughout the growing season. Made with Humboldts Secret nutrients and produced in the United States, this formula is designed for quality and reliability. Suitable for lawns, shrubs, fruit trees, vegetables, herbs, and ornamental plants, it ensures balanced growth, strong root systems, and vibrant color year round. The even 5-5-5 fertilizer ratio offers steady nourishment through all stages of development, helping maintain soil structure and moisture balance for healthier plants. Everything Outdoor simplifies outdoor plant care by combining essential macronutrients with kelp and micronutrients to improve flowering, fruiting, and overall plant vitality, providing an effective and convenient solution for gardeners who want healthy, thriving landscapes with lasting results.
| Npk ratio | 5-5-5 |
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| Fertilizer type | Synthetic |
| Form | Liquid |
| Rec. use | Garden, Lawn, Plant, Shrub, Tree, Vegetable, Flower, Fruit |
| Brand | Humboldts Secret Supplies |
| Rec location | Outdoor |
| Plant category | Fruits |
| Plant name | All Outdoor Plants |
| Size | 1 Gallon |
| Net content statement | 1 Gallon |
| Weight | 9.74 lb |
| Product net content parent | 1 Gallon |
| Product net content uom | Gallon |
| Pack quantity | 1 |
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