Skip to content
Top 12 Natural Ways to Fertilize Outdoor Plants

Top 12 Natural Ways to Fertilize Outdoor Plants

Have you ever wondered how to give your outdoor plants the best care without synthetic fertilizers? Whether you're an experienced gardener or just starting out, the need for natural and effective ways to nurture your plants is common. Fortunately, nature provides various solutions to bring vibrancy and life to your garden while minimizing your environmental footprint.

Superfood + Nutrient Enhancer Outdoor promotes vigorous growth and vitality in your outdoor plants. It is designed to help with nutrient deficiency and provide access to potent micronutrients for optimal plant health. Supports flowering and abundant blooms. Easy-to-use formula for all outdoor plants.


In this blog, we're exploring 12 top methods with everyday ingredients and simple techniques. Say goodbye to complicated jargon and chemical concoctions – we're here to discover easy, eco-friendly ways to help your outdoor plants flourish like never before.

Get ready for a journey of growth, learning, and greener thumbs!

1. Compost: Enriching Your Garden with Nature's Elixir

Composting is an excellent way to recycle kitchen and yard waste while enriching your garden soil naturally. Here is how you can do it:

  • Collect a mix of kitchen scraps like vegetable peels, fruit rinds, coffee grounds, and yard waste such as leaves, grass clippings, and small branches.
  • Choose a spot in your yard for a compost pile, preferably in a well-drained area.
  • To encourage airflow, begin by creating a bottom layer of coarse materials like small branches or straws.
  • Alternate between adding layers of kitchen waste and yard waste, aiming for a good balance of "green" (nitrogen-rich) and "brown" (carbon-rich) materials.
  • Turn the pile every few weeks to aerate and facilitate decomposition.
  • Once your compost pile has matured, typically after 2-3 months, it will transform into dark, crumbly compost. Apply this compost around the base of your outdoor plants, avoiding direct contact with stems.
  • Gently work the compost into the soil with a rake or fork.
  • Lightly water the area to help the nutrients seep into the soil.

Frequency: Apply compost once every 4-6 weeks during the growing season.

2. Banana Peel Tea: Nutrient-Packed Elixir for Lush Growth

Banana peels are rich in nutrients like potassium and can be a nourishing tea for your plants. Collect banana peels and cut them into small pieces. Place the peels in a container and cover them with water. Allow the mixture to steep for about a week until the liquid turns brown. Strain the liquid and dilute it with water at 1 part banana peel tea to 3 parts water. Stir well to ensure even distribution.

Slowly pour the diluted banana peel tea around the base of your plants, making sure to cover the root zone. This nutrient-rich tea will gradually release its benefits into the soil, promoting healthier growth.

Frequency: Use banana peel tea every 2-4 weeks during the growing season.

3. Epsom Salt Solution: A Magnesium Boost for Thriving Growth

Epsom salt, magnesium sulfate, is an excellent way to enhance your garden. Beyond its role as a time-tested remedy for sore muscles, Epsom salt brings its mineral magic to your plants. Magnesium, a crucial component of chlorophyll, plays a vital role in photosynthesis, enabling plants to convert sunlight into energy.

Dissolve a tablespoon of this mineral in a gallon of water. Stir until completely dissolved, creating a nutrient-rich solution to nourish your garden. Gently pour this elixir around the root zone, providing your plants with an accessible source of magnesium that stimulates growth.

Frequency: Frequent applications of the Epsom salt solution every 6 to 8 weeks during the growing season ensure a steady supply of magnesium.

4. Fish Emulsion: Oceanic Nourishment for Garden Growth

Fish emulsion is a natural fertilizer derived from fish waste. It is rich in essential nutrients like nitrogen, phosphorus, and potassium. You can purchase ready-made fish emulsion or make your own by blending fish scraps with water until you get a slurry-like consistency. Dilute the fish emulsion with water according to the package instructions or your homemade recipe. The recommended dilution ratio for homemade fish emulsion is typically around 1:10 to 1:20.

Water your plants with the diluted fish emulsion, aiming for thorough soil saturation around the plants. The nutrients from the fish emulsion will gradually become available to your plants as they break down.

Frequency: Apply fish emulsion every 2-4 weeks during the growing season.

5. Mulching with Grass Clippings: Nature's Nutrient-Rich Carpet

After a satisfying lawn mowing session, don't discard those grass clippings; put them to work for your garden's benefit. Grass clippings, a potent nitrogen and organic matter source, can be repurposed as an organic fertilizer.

Spread a layer of these clippings around the base of your plants, creating a nourishing carpet that is about 2-3 inches deep; this carpet will gradually break down over time.

The process enriches the soil with essential nutrients, helps retain moisture, and suppresses pesky weeds. As the clippings decompose, they release a steady stream of nutrients into the soil, promoting healthy root development and robust growth.

Frequency: Mulch with grass clippings once every 3-4 weeks during the growing season.

6. Seaweed Extract Spray: Seaside Treat for Plants

Seaweed is packed with trace minerals, growth hormones, and beneficial microorganisms that can enhance plant health. Purchase liquid seaweed extract from a garden center or online. Dilute the seaweed extract according to the package instructions, typically around 1-2 tablespoons per gallon of water. Transfer the diluted solution to a spray bottle.

On a calm day, spray the seaweed solution directly onto the foliage of your outdoor plants, ensuring thorough coverage. This method allows plants to absorb nutrients through their leaves and roots.

Frequency: Apply seaweed extract spray every 2-3 weeks during the growing season.

7. Wood Ash Fertilizer: Harnessing Nature's Ashy Abundance

If you have a wood-burning fireplace or fire pit, you can repurpose wood ash as a homemade fertilizer. Wood ash, a byproduct of burnt wood, is rich in potassium, a mineral essential for plant health.

Sprinkle a thin layer of wood ash around your plants, allowing them to enjoy the enriching benefits of this natural fertilizer. As the ashes integrate into the soil, they contribute potassium and help regulate soil pH, promoting optimal nutrient uptake.

While wood ash can significantly boost potassium levels, it's essential to exercise moderation, as excessive use can lead to imbalanced soil pH.

Frequency: Apply wood ash fertilizer once every 2-3 months during the growing season.

8. Manure Tea: Brewed Nutrient Elixir for Plant Prosperity

Manure from animals like cows, horses, or chickens can become nutrient-rich tea for your plants. Collect fresh manure and place it in a container. Fill the container with water, using a 1:5 ratio of manure to water. Allow the mixture to steep for about a week, stirring occasionally. Strain the liquid to remove solid particles, and dilute the manure tea with water at a 1:3 ratio.

Pour the diluted manure tea around the base of your plants, avoiding contact with the leaves. Manure tea provides a balanced array of nutrients and beneficial microorganisms.

Frequency: Regular applications of manure tea every 4 to 6 weeks during the growing season infuse your garden with a consistent supply of nutrients while promoting soil health and microbial activity.

9. Bone Meal: Root-Strengthening Elixir

Bone meal, a slow-release fertilizer, delivers sustained benefits to your garden. This organic elixir, derived from finely ground animal bones, has phosphorus - a nutrient essential for solid roots.

Sprinkle a measured dose of bone meal around your plants and mix it into the soil with a gentle rake or fork, allowing the soil to absorb it. As the bone meal integrates into the earth, it fortifies root systems, enabling plants to establish a solid foundation for healthy growth.

Avoid overapplying, as excessive phosphorus can negatively affect soil pH.

Frequency: Apply bone meal fertilizer once at the beginning of the growing season, allowing its effects to unfold gradually over time.

10. Coffee Grounds: Wake Up Your Garden

Beyond fueling your daily caffeine fix, coffee grounds have a role to play in gardening. These used coffee grounds, rich in nitrogen, can serve as a nutrient-packed boost for outdoor plants.

Sprinkle coffee grounds around the base of your plants, avoiding direct contact with stems; this will provide the plants with a slow-release source of nitrogen that promotes growth. As the coffee grounds gradually break down, they enrich the soil with organic matter, enhancing its structure and moisture-retaining capacity.

Be sure to allow coffee grounds to dry out to prevent mold growth.

Frequency: Apply coffee grounds every 2-3 weeks during the growing season.

11. Mulching with Leaves: Embrace Autumn's Bounty

Fallen leaves, a symbol of autumn, may nurture your garden through the changing seasons. Gather these leaves and transform them into a nourishing mulch that breathes life into your outdoor garden.

Shred the leaves to speed up decomposition. Spread a layer of shredded leaves around the base of your plants, avoiding direct contact with stems. As the leaves break down, they enrich the soil with organic matter and essential nutrients.

Frequency: Mulch with leaves once every 3-4 weeks during the growing season.

12. Vinegar Fertilizer: Unleash the Zesty Power of Acidity

Vinegar emerges as an unexpected ally in promoting plant health. While it might be a staple in your kitchen for culinary endeavors, vinegar also has a remarkable role in your garden. Mainly, it can provide an acidic boost to plants that prefer slightly acidic soil, such as azaleas and blueberries.

Mix 1 tablespoon of white vinegar with 1 gallon of water. Water your plants with the diluted vinegar solution, saturating the root zone. Avoid using vinegar on plants that prefer alkaline soil.

Frequency: Apply vinegar fertilizer once every 2-3 months during the growing season.

Prevent & Treat Plant Shock is a natural solution to prevent or treat transplant shock when repotting plants. Facilitates recovery from overwatering. Promotes healthy and vibrant plant growth and supports soil quality for optimal plant nutrition. It is also designed to help with root development and plant vitality. Ideal for all plants.


The Bottom Line

So, there you have it! Taking care of your garden doesn't have to be complicated or expensive. Using everyday things like kitchen scraps, banana peels, and even plain old water can give your outdoor plants the love they need to grow strong and healthy.

These 12 natural ways to fertilize your garden are like little tricks that nature has kept up its sleeve, and now you're in on the secret. Try them, and watch your garden come to life most naturally and amazingly.


You might also like the following:



Previous article Mastering Plant Watering: An Essential Guide for Healthy Growth
Next article Top 12 Natural Ways to Fertilize Indoor Plants

Leave a comment

* Required fields