Best Natural Compost Boosters

Looking for the Best Natural Compost Boosters?
Here, we’ll guide you through ten simple, eco‑friendly solutions that speed up composting and enrich garden soil naturally.

Natural compost boosters are a game-changer for any garden. They turn kitchen scraps and yard waste into rich soil fast. These boosters are eco-friendly and easy to use, making them perfect for all gardeners.

They speed up composting, boost microbes, and cut down odors. Your plants get the nutrients they need to grow strong and healthy.

With so many options, finding the right booster can feel tricky. But don’t worry—this guide will help you pick the best one for your garden. Get ready to see your plants thrive like never before!

List of Top 10 Natural Compost Boosters

Title	Best For	Price
The Andersons Dirt Booster Plus All-Natural Super Compost Starter and Soil Amendment – 20 lb.	The Andersons Dirt Booster Plus is perfect for gardeners who want rich, healthy soil fast. It’s great for anyone looking to boost their garden or lawn with all-natural ingredients.	View on Amazon (paid link)
Farmer’s Secret Soil Revitalizer – Organic (OMRI Listed) Dirt Health Booster – Liquid Compost Soil Amendment – Activated Humic Acid (32oz)	This is perfect for anyone who wants rich, living soil and easy plant care. It’s great for home growers who want fast, simple results with clean, organic ingredients.	View on Amazon (paid link)
Jobe’s Organics Fast Acting Granular Fertilizer Compost Starter, Easy Plant Care Compost Accelerator, 4 lbs Bag	Jobe’s Organics Fast Acting Granular Fertilizer Compost Starter is perfect for gardeners who want to speed up composting and grow healthy plants. It’s easy to use and safe for organic gardening.	View on Amazon (paid link)
Compost Starter & Compost Accelerator – Liquid Compost Booster for Faster Breakdown & Richer Compost, 8 oz	This compost starter is perfect for anyone who wants to speed up their composting and create rich, usable compost for their garden or lawn. It’s great for beginners and experienced composters alike, working well in bins, tumblers, or outdoor piles.	View on Amazon (paid link)
Dr. Connie’s Compost Plus – 100X Concentrated Starter & Accelerator \| Natural Microbe Activator for Bins, Tumblers & Piles \| Odor Control Garden Waste Additive (Indoor & Outdoor)	Dr. Connie’s Compost Plus is perfect for anyone who wants to turn kitchen scraps and garden waste into rich compost quickly and easily. It’s great for indoor and outdoor use, controls odors, and is safe for the environment.	View on Amazon (paid link)
Organic Compost 1 Gallon	This is perfect for anyone who wants rich soil and strong plants with zero fuss. It’s great for home growers who want clean, OMRI Listed compost they can trust.	View on Amazon (paid link)
Instant Compost Tea (1 lb) – Probiotic Plant Food Bloom Booster & Yield Booster for Hydroponics & All Gardening Types \| Microbial Formula Converts Amino Acids for Enhanced Growth (1, Pounds)	This product is perfect for anyone who wants stronger, healthier plants. Whether you’re a beginner or expert gardener, it’s easy to use and works for all types of gardening.	View on Amazon (paid link)
Espoma Organic Compost Starter; All-Natural Composing Aid Helps Break Down Organic Matter to Make Rich Compost for Organic Gardening. 4 lb. Bag; Pack of 3	This product is perfect for gardeners who want to make rich compost quickly and easily. It’s great for anyone using a compost pile or tumbler to break down organic matter faster.	View on Amazon (paid link)
Espoma Organic Land and Sea Gourmet Compost with Lobster & Crab Meal; the Best of Both Worlds! Gourmet Planting Mix for Vegetables, Flowers, Trees & Shrubs. 1 Cubic Foot Bag	This mix is perfect for anyone who wants strong, healthy plants with almost no effort. It’s great for gardeners who want rich soil that helps every plant grow fast and stay happy.	View on Amazon (paid link)
ReSoil Compost Concentrate – Organic Soil Booster & Natural Fertilizer Alternative, Loaded with Beneficial Microbes (24 oz)	ReSoil Compost Concentrate is perfect for anyone who loves plants and wants to grow them naturally. It’s great for indoor and outdoor use, safe for pets, and easy to apply.	View on Amazon (paid link)

Detailed Reviews

These top natural compost boosters are chosen with care to give you real results. Each one is checked for performance, quality, and value. You can trust this guide to help you pick the right booster for your soil. The simple tips ahead will make you want to learn more.

1. The Andersons Dirt Booster Plus All-Natural Super Compost Starter and Soil Amendment – 20 lb.

This compost starter works fast. It makes rich soil in just days. It uses all‑natural ingredients.
It boosts good microbes so your plants grow strong. It mixes easily into gardens or lawns.

It builds healthy soil that lasts all season. It is not for sale in CA.

Pros	Cons
Super-fast composting in just 7-12 days. All-natural blend boosts soil health and microbes. Versatile use for gardens, lawns, or fertilizer programs. Long-lasting results for ideal growing conditions.	Not sold in CA Needs mixing into soil May clump if stored damp

Perfect For:

The Andersons Dirt Booster Plus is perfect for gardeners who want rich, healthy soil fast. It’s great for anyone looking to boost their garden or lawn with all-natural ingredients.

Ready to Purchase?

View Price on Amazon (paid link)

Best Compost Accelerators: Speed Up Your Composting Success

2. Farmer’s Secret Soil Revitalizer – Organic (OMRI Listed) Dirt Health Booster – Liquid Compost Soil Amendment – Activated Humic Acid (32oz)

Farmer’s Secret Soil Revitalizer brings tired soil back to life. It wakes up the ground fast. It helps plants grow strong.

This mix boosts microbes in the soil. It works like compost, only quicker.

The formula is organic and simple to use. You just dilute and pour. You get real farm know‑how in every drop.

Pros	Cons
Boosts soil health fast, like composting but quicker. Organic and safe, OMRI certified, no synthetic chemicals. Easy to use, just dilute and apply monthly. Made in Kentucky, trusted by award-winning farmers.	Needs monthly use for best results Must be mixed before use Small bottle may run out fast

Perfect For:

This is perfect for anyone who wants rich, living soil and easy plant care. It’s great for home growers who want fast, simple results with clean, organic ingredients.

Ready to Purchase?

View Price on Amazon (paid link)

3. Jobe’s Organics Fast Acting Granular Fertilizer Compost Starter, Easy Plant Care Compost Accelerator, 4 lbs Bag

This organic compost starter works fast. It is best for outdoor compost piles. Use it to speed up the process.

The 4-4-2 NPK helps your plants. Get high yields and vibrant foliage.

It has no synthetic chemicals. This bag is OMRI listed. Apply it every 4-6 weeks.

Pros	Cons
Fast composting: speeds up the process quickly. Rich 4-4-2 NPK fuel for vibrant plants. All‑organic, no synthetic chemicals for pure gardens. Easy application—sprinkle every 4‑6 weeks. Custom nutrient mix prevents over‑fertilizing.	Frequent application needed every 4-6 weeks for best results. Small bag size (4 lbs) may not last long for large gardens. No instant results; composting still takes time to show effects.

Perfect For:

Jobe’s Organics Fast Acting Granular Fertilizer Compost Starter is perfect for gardeners who want to speed up composting and grow healthy plants. It’s easy to use and safe for organic gardening.

Ready to Purchase?

View Price on Amazon (paid link)

4. Compost Starter & Compost Accelerator – Liquid Compost Booster for Faster Breakdown & Richer Compost, 8 oz

Start your pile fast. This liquid booster works well.

It helps food scraps break down. Good bacteria grow fast. Your yard waste turns quickly.

Use it in bins or tumblers. It makes rich soil for plants. This mix is made in USA.

Pros	Cons
Speeds up compost breakdown fast Makes compost rich and ready to use Boosts bacteria for better decay Works in bins, piles, and tumblers Proudly made in the USA	Small size may not last long for frequent composters. Liquid form can be messy to handle and apply. Results vary based on compost setup and materials used.

Perfect For:

This compost starter is perfect for anyone who wants to speed up their composting and create rich, usable compost for their garden or lawn. It’s great for beginners and experienced composters alike, working well in bins, tumblers, or outdoor piles.

Ready to Purchase?

View Price on Amazon (paid link)

5. Dr. Connie’s Compost Plus – 100X Concentrated Starter & Accelerator | Natural Microbe Activator for Bins, Tumblers & Piles | Odor Control Garden Waste Additive (Indoor & Outdoor)

Dr. Connie’s Compost Plus – 100X Concentrated Starter & Accelerator | Natural Microbe Activator for Bins, Tumblers & Piles | Odor Control Garden Waste Additive (Indoor & Outdoor)

Dr. Connie’s Compost Plus is a powerful compost starter that speeds up the breakdown of organic waste. It turns kitchen scraps and garden waste into nutrient-rich compost fast.

It works indoors and outdoors, controls odors, and is eco-friendly. Use it in bins, tumblers, or piles for efficient composting.

Pros	Cons
Speeds up compost with fast action Cuts bad smells for a fresh, clean bin Works anywhere—indoors or outdoors Uses natural ingredients that are safe Makes rich soil with less effort	Price may be higher than basic compost starters. Requires careful measurement due to high concentration. Not instant; results take time to show.

Perfect For:

Dr. Connie’s Compost Plus is perfect for anyone who wants to turn kitchen scraps and garden waste into rich compost quickly and easily. It’s great for indoor and outdoor use, controls odors, and is safe for the environment.

Ready to Purchase?

View Price on Amazon (paid link)

6. Organic Compost 1 Gallon

Discover the power of Organic Compost 1 Gallon. It is OMRI Listed for quality. Perfect for your garden.

This compost helps plants grow strong. It adds rich nutrients to soil. Easy to use for all gardeners.

Get healthier plants fast. Try Organic Compost 1 Gallon today.

Pros	Cons
OMRI Listed for safe and pure organic gardening. Top quality food for your healthy plants. Trusted for the best organic growing results. Pure and clean mix for a green garden. High standards for a strong and natural yard.	Heavy to move when full Can spill if not sealed well May clump in damp spots

Perfect For:

This is perfect for anyone who wants rich soil and strong plants with zero fuss. It’s great for home growers who want clean, OMRI Listed compost they can trust.

Ready to Purchase?

View Price on Amazon (paid link)

7. Instant Compost Tea (1 lb) – Probiotic Plant Food Bloom Booster & Yield Booster for Hydroponics & All Gardening Types | Microbial Formula Converts Amino Acids for Enhanced Growth (1, Pounds)

Instant Compost Tea (1 lb) – Probiotic Plant Food Bloom Booster & Yield Booster for Hydroponics & All Gardening Types | Microbial Formula Converts Amino Acids for Enhanced Growth (1, Pounds)

Instant Compost Tea gives your plants fast, strong support. Just add water, and it starts working right away. Your plants get clean, steady power with every use.

This mix wakes up microbes that help roots grow. It boosts plant strength and bloom size.

You get big results with a small amount. It works in soil or water systems. It keeps plants healthy, steady, and ready to grow.

Pros	Cons
No brewing needed, just add water and use instantly. Boosts growth and yields with powerful biologicals. Cost-effective, makes up to 160 gallons per pound. Works everywhere, from hydroponics to traditional gardens.	Costs more than DIY tea. Bad smell when you open it. Small bag for the price.

Perfect For:

This product is perfect for anyone who wants stronger, healthier plants. Whether you’re a beginner or expert gardener, it’s easy to use and works for all types of gardening.

Ready to Purchase?

View Price on Amazon (paid link)

8. Espoma Organic Compost Starter; All-Natural Composing Aid Helps Break Down Organic Matter to Make Rich Compost for Organic Gardening. 4 lb. Bag; Pack of 3

Espoma Organic Compost Starter; All-Natural Composing Aid Helps Break Down Organic Matter to Make Rich Compost for Organic Gardening. 4 lb. Bag; Pack of 3

Espoma Organic Compost Starter makes compost fast and easy. It helps turn yard waste into rich, healthy soil.

It breaks down tough organic matter. It keeps the compost mix balanced. It helps your pile work better.

Use it each time you add new material. Measure one cup for every 16 cubic feet. Enjoy simple, steady composting.

Made in the USA. Trusted since 1929. Great for any organic garden.

Pros	Cons
Speeds up compost breakdown fast Makes rich, healthy compost with ease Simple one-cup mixing ratio Helps tough scraps decompose better Trusted USA-made organic formula	Limited quantity: Only 3 bags, may not last long for big gardens. Specific ratio: Must measure carefully, one cup per 16 cubic feet. Not instant: Takes time to break down organic matter, no quick fix.

Perfect For:

This product is perfect for gardeners who want to make rich compost quickly and easily. It’s great for anyone using a compost pile or tumbler to break down organic matter faster.

Ready to Purchase?

View Price on Amazon (paid link)

9. Espoma Organic Land and Sea Gourmet Compost with Lobster & Crab Meal; the Best of Both Worlds! Gourmet Planting Mix for Vegetables, Flowers, Trees & Shrubs. 1 Cubic Foot Bag

Espoma Organic Land and Sea Gourmet Compost with Lobster & Crab Meal; the Best of Both Worlds! Gourmet Planting Mix for Vegetables, Flowers, Trees & Shrubs. 1 Cubic Foot Bag

This mix is rich. This mix is clean. This mix helps plants thrive.
It boosts soil fast. It makes planting easy. It keeps roots strong.

It has organic ingredients with lobster and crab meal. It gives soil a fresh, natural lift.

Use it for any plant in any garden. Enjoy simple, steady growth with no chemicals.

Pros	Cons
Boosts plant growth with organic lobster and crab meal. Improves soil health for vegetables, flowers, trees, and shrubs. Easy to use for planting, transplanting, and containers. No synthetic chemicals, only natural ingredients. Myco-Tone enhances root growth for stronger plants.	Strong fishy odor may attract pets or local wildlife Higher price point than standard bulk compost Potential risk for individuals with severe shellfish allergies

Perfect For:

This mix is perfect for anyone who wants strong, healthy plants with almost no effort. It’s great for gardeners who want rich soil that helps every plant grow fast and stay happy.

Ready to Purchase?

View Price on Amazon (paid link)

10. ReSoil Compost Concentrate – Organic Soil Booster & Natural Fertilizer Alternative, Loaded with Beneficial Microbes (24 oz)

ReSoil Compost Concentrate is a powerful soil booster that helps plants grow strong and healthy. It’s STA Certified, meeting high standards for quality and purity.

Use it indoors or outdoors, brew it as compost tea, or sprinkle it around plants. It’s 100% organic, safe for plants, pets, and the planet.

Pros	Cons
Pure organic mix that boosts plant health fast Rich nutrients that help roots grow strong Safe for pets, people, and the environment Easy to use for any plant or soil Versatile formula for tea, beds, or top dress	Needs mixing before use for best results Not instant; soil improvement takes some time Mild scent may bother very sensitive users

Perfect For:

ReSoil Compost Concentrate is perfect for anyone who loves plants and wants to grow them naturally. It’s great for indoor and outdoor use, safe for pets, and easy to apply.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Natural compost boosters turn kitchen scraps and yard waste into rich soil fast. They’re eco-friendly and easy to use, perfect for any garden.

Choosing the right booster can feel tricky, but this guide makes it simple. Get ready to see your plants thrive like never before!

Here’s what to consider when buying:

Type of Booster: Decide between liquid, granular, or concentrated options. Liquids work fast, while granules are great for long-term use.
Ingredients: Look for all-natural or organic boosters. Avoid synthetic chemicals for a safer garden.
Speed: Some boosters work in days, while others take weeks. Pick one that fits your timeline.
Odor Control: Choose a booster that cuts down smells if your compost is indoors or close to your home.
Microbe Boost: Boosters with beneficial microbes help break down waste faster and improve soil health.
Ease of Use: Pick a booster that’s simple to apply, like pour-and-mix or sprinkle formulas.
Indoor/Outdoor Use: Some boosters work indoors and outdoors, giving you more flexibility.
Certifications: Look for OMRI Listed or STA Certified products for trusted quality.
Quantity: Check the size to ensure it fits your composting needs without wasting product.

With these tips, you’ll find the best natural compost booster for your garden. Happy composting!