
Packed with care
Every order is hand-packed in protective packaging and sent with tracked delivery, so it reaches you in one piece.
Free tracked delivery on orders over £60.
Black November at GrowTropicals
Black November at GrowTropicals
7 Day Live Arrival Guarantee Read more →
7 Day Live Arrival Guarantee Read more →


A staple in aroid, terrarium and vivarium substrate mixes
Key benefits
Amazonian peoples use charcoal as a key ingredient of their terra preta soils, and today it is a staple component in nearly every substate mix used in the aroid, terrarium and vivarium hobbies.
In addition to its use as a substrate, it is also an excellent material for culturing live foods inside the vivarium, particularly springtails (Collembola) – filling the trough with charcoal supports an ongoing food source for freshly morphed froglets. Because it weighs half as much as calcined clay, it also makes an excellent drainage material that will help reduce the overall weight of your vivarium display.
When storing charcoal, allow it to dry out completely before placing into an airtight container.
Fine Grade is measured at: 2-5mm
Based on your basket total, confirmed at checkout. Free delivery: Economy over £60 · Standard over £100 · Express over £150.
Every order is hand-packed and sent with tracked delivery.
Changed your mind? You can return unused items within 14 days of delivery. See our returns policy.
Your quick reference for choosing the right plant size. We group our plants by the diameter of their nursery pots which gives you a consistent way to understand scale.
Small but full of charm. These compact plants are perfect for desks, windowsills, and small shelves, or for building out a collection over time. Ideal if you enjoy watching your plants grow from the beginning. Approx. height: 10–20cm
A step up in presence, great for side tables, shelves, or styling in clusters. Easy to move around and perfect for adding greenery without taking up too much space. Approx. height: 25–35cm
Our most versatile size. Works beautifully on shelves, desks, and plant stands, offering a fuller look without dominating a space. A great balance between impact and flexibility. Approx. height: 25–50cm
More established plants with fuller foliage and stronger structure. Ideal for creating soft focal points in a room. Great for corners, beside furniture, or as standalone features. Approx. height: 40–70cm
Big, impactful plants designed for floors and open spaces. These are your statement pieces and are perfect for anchoring a room or transforming a corner with instant greenery. Approx. height: 60cm–1.3m
Changed your mind? You can return pots, gifts, accessories and other non-plant items. Email hello@growtropicals.com with your order number within 14 days of delivery, then send the item back within 14 days of telling us. You pay the return postage.
Items must come back unused and in their original condition. If an item has been used, we may reduce your refund by the value it has lost, and for used items this can be the full price.
Live plants cannot be returned because you have changed your mind, but they are covered by our Live Arrival Guarantee.
If something arrives damaged, faulty or wrong, email us with your order number and photos and we will put it right at no cost to you. Full details are in our returns policy.
Choose your delivery speed at checkout. Express orders placed before 1pm are dispatched the same day, otherwise the next working day. Standard orders are dispatched within 2 to 3 working days and Economy orders within 4 to 5 working days. Once dispatched, every order travels by 24 hour tracked courier.
Delivery is free on orders over £60 with Economy, over £100 with Standard and over £150 with Express. Below that, the charge depends on your basket total and is always shown at checkout before you pay. The full price list is in our shipping policy.
Orders without plants are dispatched Monday to Friday. If your order also includes plants, it goes out Monday to Thursday so the plants are not left in the courier network over the weekend. Delivery can take longer at busy times such as Black Friday and Christmas.
We could not find a close match for that. Ask us directly and a real plant person will reply.
Contact us
Every order is hand-packed in protective packaging and sent with tracked delivery, so it reaches you in one piece.
Free tracked delivery on orders over £60.

Add a gift message at checkout and we will handwrite it and pack it with your order.
Pair it with a plant for a complete gift.

Changed your mind? Send unused items back within 14 days of delivery and we will refund you.
Full details in our returns policy.
Customers praised this fine-grade charcoal as "perfect" for soil mixes, terrariums, and houseplants. Reviews highlight "excellent quality," uniform size, minimal dust, and "great value." Shoppers appreciated quick delivery and packaging. One customer preferred coarser grade, another noted expensive postage. Overall, customers said it's ideal for aroid mixes and plant amendments.
It’s perfect
Very quick service! Enabled me to set up my tank terrarium before I went away for a few days.
First time buying and using charcoal in my soil mix. Don't know enough about it to compare but I'm happy with it
Excellent as always
Great price good size bag
Charcoal.
I use horticultural charcoal in all my house plants and wouldn't buy it anywhere else. The quality and price is excellent, no dust just good size charcoal. Grow Tropicals are the best, not only for plants, but soil and soil components. I wouldn't shop anywhere else.
I'd seen some videos online of people including charcoal in their aroid mixes and noticed it being sold here when looking for other aroid mix components. It's my first time trying it but so far a good experience. It is all uniform in size/shape and not at all messy considering what it is.
Great
I love the soil components available so being able to purchase these along with my plants is perfect. Well packaged, great quality product. Order perfectly packaged as always. Thank you Grow Tropicals!
Good quality product .
Nice and light bags, a good soil amendment
Great quality substrate elements. I make a lot of terrariums, and I was impressed with the quality and quick delivery of Grow Tropicals. Will definitely be shopping here frequently in the future!
I always use Grow Tropicals Charcoal in my plant mixes now and this is the best, and best value I’ve found:blush: all delivered perfectly too x
Excellent
2.5l (600 grams) I would have preferred a coarser fraction size
This is the first time making my own mixes. Very reasonably priced and my plants seem happy. I will be buying more from growtropicals.
perfect grade for my mix.
Excellent quality products, great packaging. Efficient delivery.
Excellent quality products, great packaging. Efficient delivery.
Does what it's supposed to do but postage was very expensive.
Arrived on time, well packaged
Great quality item, would order again no problem
Quality product and good delivery service
None
Great stuff
Great stuff
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