Best Beginner Plants for Small Aquaponics Systems | Easy Picks for Fast Growth
Top Aquaponics Plants for Small Spaces & Beginner Growers
Small aquaponics systems are a fantastic way to grow fresh, healthy food at home with minimal effort.
However, choosing the right plants is essential for success. Some plants thrive in these water-based environments, while others struggle due to their size, root structure, or nutrient requirements.
In this guide, we’ll explore the best plants for small aquaponics systems, how to plant them effectively, and which growing methods suit different crops.
Best Beginner Plants for Small Aquaponics Systems
If you're just starting out, it's best to choose plants that grow quickly and require minimal maintenance. These include:
Leafy Greens
Lettuce – Fast-growing and perfect for small systems, lettuce thrives in all aquaponic setups, including Deep Water Culture (DWC) and Nutrient Film Technique (NFT).
Spinach – Prefers cooler temperatures and is easy to grow in both grow beds and DWC systems.
Kale – A nutrient-dense option that grows well in media beds and DWC setups.
Herbs
Basil – One of the easiest herbs to grow in aquaponics, providing fresh leaves for months.
Coriander – Grows well in media beds but prefers cooler temperatures.
Mint – Very hardy and ideal for aquaponics, though it can take over a system if not contained.
Fruiting Plants
Strawberries – Thrive in DWC and NFT systems, producing delicious fruit year-round with proper care.
Capsicum (Bell Peppers) – Best grown in media beds where they have more root support.
Tomatoes – Require more space and nutrients but can be highly productive in flood-and-drain media beds.
Vegetables
Broccoli – Prefers cooler temperatures and grows well in media beds.
Spring Onions – Easy to grow and harvest continuously, suitable for all aquaponics methods.
Radishes – One of the few root crops that can thrive in flood-and-drain grow beds.
Zucchini – A larger plant that requires media beds for stability but produces abundantly.
For more beginner-friendly tips, check out How to Build an Aquaponics System.
Aquaponics Seasonal Planting Guide: Cool vs Warm Season Crops
While aquaponics allows for year-round growing in many cases, it’s still important to consider seasonal factors. Certain plants thrive in warm weather, while others prefer cooler conditions. Knowing when to plant each crop ensures better growth and higher yields.
Warm-Season Plants: Basil, tomatoes, capsicum, zucchini, and strawberries.
Cool-Season Plants: Lettuce, spinach, kale, broccoli, and spring onions.
If you live in a climate with extreme temperatures, consider using a greenhouse or shade cloth to regulate conditions.
Seed Germination Tips for Aquaponics Beginners
One common mistake beginners make is planting seeds directly in their aquaponics system. While some seeds will germinate successfully, others struggle due to excessive moisture or lack of warmth. Instead, it's best to germinate seeds in a separate area and transplant seedlings into your system.
Best Methods for Germinating Seeds:
Seedling trays with coconut coir or Rockwool – Provides good moisture control.
Paper towel method – Keeps seeds moist and allows you to check for germination before transplanting.
Using a seedling heat mat – Helps speed up germination for warm-season plants.
Once your seedlings develop strong roots and a few true leaves, they can be transplanted into the aquaponics system for faster and healthier growth.
Want to get your Eyes and Hands on the FREE Online Aquaponics Essentials Course?
This is a great free resource to really understand how aquaponics is a sustainable ecosystem that will grow your organic food is a productive way.
You learn how all the 'parts' make up the 'whole', and helps to give you the foundations of understanding aquaponics.
Sign up HERE
DWC vs Grow Beds: Best Growing Methods for Aquaponics Plants
Aquaponics offers different growing methods, and selecting the right one for each plant is crucial for success.
Deep Water Culture (DWC)
Best for leafy greens, herbs, and strawberries.
Not ideal for heavy or tall plants like tomatoes and zucchini, as they can topple over.
Nutrient Film Technique (NFT)
Works well for lettuce, basil, and strawberries.
Less suitable for plants with extensive root systems or large fruiting bodies.
Flood-and-Drain Grow Beds
Ideal for most plants, including larger ones like tomatoes, zucchini, and capsicum.
Root vegetables like radishes can also thrive in this setup, but they may struggle in NFT or DWC systems.
Understand the different grow bed options to help you choose which one is right for you.
Grow Smarter with the Right Aquaponics Plants
Choosing the best plants for your small aquaponics system helps maximise growth, reduce maintenance, and ensure a steady supply of fresh produce.
By understanding seasonal planting, using proper germination techniques, and selecting the right growing method, you can enjoy a thriving aquaponics system with minimal effort.
Start with easy, beginner-friendly crops like lettuce, basil, and strawberries, and experiment as you gain confidence.
With the right approach, your small aquaponics system can become a productive, sustainable source of homegrown food for your family!
Learn More About Aquaponics
Check out the COURSES page to learn how you can get started with aquaponics now. Click HERE.
Check out my YouTube Channel 'Candy The Aquaponics Lady'
Aquaponics is an ecosystem, and with anything it takes time to learn how it works. So, sit back and binge watch my 'how to' playlist and the 'Water Quality Made Simple' Playlist, and learn the next steps in your aquaponics system as you create the ecosystem.
Here are the next 2 videos I recommend you watching to create your ecosystem ~ before you add any fish
How Aquaponics Works as an Ecosystem
Why aquaponics is the best form of gardening for you
Learn More About Aquaponics
Check out the COURSES page to learn how you can get started with aquaponics now. Click HERE.
Want to get your Eyes and Hands on the FREE Online Aquaponics Essentials Course?
This is a great free resource to really understand how aquaponics is a sustainable ecosystem that will grow your organic food is a productive way.
You learn how all the 'parts' make up the 'whole', and helps to give you the foundations of understanding aquaponics.
Sign up HERE
Want to help out (donate some fish food) and Feed my Fish?? (They don't drink coffee)
Candy Alexander is a dedicated aquaponics enthusiast with a wealth of formal training in aquaculture. Over the past 15 years, Candy has been deeply immersed in both commercial and backyard aquaponics, honing her skills and expertise in this sustainable farming method.
Candy's passion lies in making aquaponics accessible to everyone. With a mission to simplify aquaponics, she believes that anyone can embark on this sustainable journey.
She encourages those new to aquaponics to "kick the tires" without a significant financial investment. Her guidance focuses on helping people start their aquaponics journey with small-scale systems, ensuring a low barrier to entry for newcomers.
Candy shares practical tips, step-by-step guides, and personal stories to inspire and guide readers on their aquaponics adventure. Whether you're a seasoned farmer or a curious beginner, Candy Alexander is your go-to source for simplifying aquaponics and fostering a sustainable gardening experience.
