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What is Topbuxus Health-Mix?

Topbuxus Health-Mix is a professional-grade foliar feed designed specifically for buxus. It restores rich green colour, strengthens leaves, and promotes fast, healthy re-growth after stress or trimming. The unique calcium-based formula supports strong cell walls and natural resistance to environmental challenges—all without harsh chemicals or toxins. With easy application for lasting results, Health-Mix delivers healthier, more vibrant buxus year-round.

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Over 500,000+ Buxus glow-ups

The Secret to Stronger, Greener, Healthier Hedges

Say goodbye to weak, patchy growth. TopBuxus Grow Fertiliser delivers the perfect blend of nutrients for lush, uniform hedges – all year round.

Grow ensures your Buxus stays lush green all year round, even in winter. Its fast-absorbing formula delivers nutrients instantly, keeping leaves vibrant without yellowing or browning.



It is quick release and fast absorbing, delivering nutrients to the Buxus immediately and exactly as it needs it

Turns dull leaves into hedge-turners

Benefits of Topbuxus Health-Mix

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Boosts buxus health, protects from disease & boosts recovery

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Deep green leaves through all essential nutrients

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Soluble solution that allows quick release & fast absorbtion

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Promotes rapid leaf regrowth, even after leaf loss

What ingredients are in Health-Mix?

All products are proudly manufactured in-house in Holland, adhering to the highest European standards. Each ingredient is carefully sourced from top-tier suppliers and rigorously vetted for performance. Every formulation has undergone three years of field testing against leading competitors to ensure proven, validated results.

  • Nitrogen (N)

    Helps in lush green growth and vibrant foliage.

  • Potassium (K)

    Strengthens the plant’s overall structure, enhances disease resistance, and supports root and stem development.

  • Magnesium (Mg)

    Essential for chlorophyll production, keeping buxus leaves rich green and photosynthetically active.

  • Sulphur

    Aids in nutrient uptake and supports overall plant health and colour intensity.

Seeing These Issues? It’s Time for Topbuxus

If your Buxus is showing yellow leaves, patchy growth, or slow recovery after trimming, it’s calling for nutrients. Dense planting and shallow roots make Buxus heavy feeders—especially when clipped often. Topbuxus products deliver fast, balanced nutrition directly through the leaves and soil, rapidly restoring colour, strength, and vitality.

Pro-tip: use our products in combination for best results
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Increased suceptibility to pests & disease

When your hedge starts thinning or showing bare patches, it’s starving for nutrients. Topbuxus delivers a fast, balanced feed straight to the leaves and roots—rapidly restoring density, colour and strength. Say goodbye to gaps and hello to lush, even growth.

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Uneven growth & defoliation

Faded, tired Buxus isn’t a lost cause—it’s just under cared. Constant clipping drains energy reserves fast. With Topbuxus, your plants get the instant nutrition they need to bounce back with vibrant green colour and steady new growth all season long.

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Nutrient competition from dense root systems

Tightly planted hedges look great—but below the surface, roots are fighting for food. Topbuxus bypasses the competition, delivering nutrition directly through the foliage so every plant gets its fair share. Stronger leaves. Deeper colour. Health that shows from top to bottom.

How does Health-Mix work?

Topbuxus Health-Mix strengthens your Buxus from the inside out. The fast-acting foliar spray delivers essential nutrients directly through the leaves—bypassing root competition and restoring vitality in as little as 15 minutes. The result? Healthier, greener, more resilient plants all year round.

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Balanced nutrient profile to boost Buxus health

Fortifies leaf tissue and boosts plant immunity, helping your Buxus naturally resist blight, stress, and environmental damage, whilst boosting vigour and vitality.

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Enhances resistance to pests & disease

Simply dissolve and spray. The nutrients are absorbed instantly through the leaves for rapid recovery and visible improvement in colour and strength.

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Promotes rapid leaf regrowth, even after loss

Perfect hedges don’t happen by chance. Topbuxus products are made specifically for Buxus, delivering precise nutrition for vibrant colour, uniform growth, and lasting structure—because perfection starts with the right care.

Tailored for Buxus. Trusted by Perfectionists.

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Feed Your Buxus the Good Stuff

Your Buxus deserves more than basic care. Topbuxus combines expert horticultural science with proven performance to deliver visible results—deeper colour, stronger structure, and growth you’ll notice in every trim.

Topbuxus Health-Mix

4.9 (322 reviews)

TOPBUXUS Health-Mix is designed to strengthen buxus plants, providing essential nutrients through foliar spraying application.

Quick acting, fast absorbing treatment

Eco and pollinator friendly, non-toxic

Protects from disease & boosts recovery

Promotes uniform growth

Contains all essential nutrients

Topbuxus Grow

4.9(322 reviews)

TOPBUXUS Grow focuses on promoting vigorous growth and lush foliage, enhancing the overall vitality of your Buxus’ soil.

Fast acting fertiliser

Eco and pollinator friendly

Boosts uniform growth

Ensures lush, yellow-free greenery

Contains all essential nutrients

Non-toxic

Field-tested

Eco-friendly

Plant Safe

Pet Safe

Pollinator Safe

What makes Topbuxus Health-Mix different?

Boosts Buxus health & resilience to pests & disease

Fast recoverypromotes rapid leaf regrowth

Protects new growthDisease shield & prevents defoliation

Ongoing protectionby applying year-round

A helpful how-to

Step 1

Dissolve tablets in waterMix the recommended number of tablets in clean water until fully dissolved.

Step 2

Spray evenly over foliage Lightly coat the leaves—no need to soak. Nutrients absorb within minutes.

Step 3

Reapply every 4–6 weeks Use throughout the growing season or after trimming for lasting colour and strength.

How to apply for best results

For quick recovery and rich, green growth, apply Health-Mix directly to the leaves. The fast-absorbing formula works within minutes to strengthen foliage, boost colour, and protect against stress. Use regularly through the growing season or after trimming for lasting results.

Apply just before or after rain when stomata (pores on plant leaves) are open for better absorption

Avoid spraying when frost or snow is present on leaves OR on days with extreme temperature or high UV

Can be applied for all 12 months of the year (with extra applications as needed), to ensure continuous health and strength

  • Eco-conscious products

  • Same day fulfillment*

  • Made specifically for Buxus

  • Safe for pets, pollinators & plants

  • Non-toxic

  • Chemical-free

Choosing the right size for your garden

How to Get the Best Results from Topbuxus Products

For healthy, consistent growth, combine Topbuxus Grow and Health-Mix in a simple seasonal routine. Feed the roots with Grow every 6–8 weeks during the growing season to build strength and density, then apply Health-Mix as a foliar spray monthly (or after trimming) to keep foliage vibrant and resilient. Use clean sprayers, water early in the day, and maintain regular hydration—your buxus will reward you with rich colour, tight form, and lasting vitality year-round.

Watch the full video to master your Buxus

Got Questions? 

We Have The Answers.

Can I change my delivery address?

We prioritise fast shipping, so orders are usually prepared for shipping as soon as the order is place. There is a small window of 2-3 minutes where we can change it before the order is processed. However, once shipped, contact the carrier for redirection.

Why is my order total different on my invoice (US)?

You were charged in USD, but invoices may reflect AUD due to our HQ location. Your charge remains correct.

I only received part of my order.

Your order may be split into shipments due to size/weight, anything over 20kg's will be sent in separate shipments. Our fulfilment partner will send through tracking details for each order. The second parcel should be in transit. Check tracking details.

What if my second shipment never arrived?

We will contact the carrier. If unresolved within 2 weeks of last tracking, we’ll send a replacement at no cost.

My order arrived damaged.

We’ll file a carrier claim and send a replacement free of charge.

How much is shipping?

Shipping is $10 for orders under $150, and free shipping over $150.

Can I buy Topbuxus in Stores?

We have many retailers across Australia in VIC, NSW, SA, QLD, and TAS listed on our website

I forgot to use my sign up code when checking out. Can I still apply it?

Unfortunately, we can’t apply discounts retroactively. Please contact our team via email beofre purchase, otherwise we can assist you with future orders.

I didn't receive my sign up discount

Our emails can sometimes be sent to other accounts, like spam/junk, updates, and promotions. If the email has not appeared in any of these accounts, your emailing host (eg Bigpond) may have blocked reciept of any correspondance. In this case, please email our team for assistance.

How long will my order take to arrive?

Orders on takes 2.5 days on average. Australia usually arrive in 2–5 business days. U.S. orders ship from New Jersey and arrive in 3–6 business days. Times depend on distance from fulfilment centre, and distance from city centres

Do you offer express shipping?

We don't offer express shipping.

Can I delay shipment to a specific date?

We can't defer shipping to a different date from purchase due to our fast fulfillment. Be sure to take care to orden when its best for you.

Do you ship to PO Boxes or parcel lockers?

Yes, we can deliver to PO Boxes and parcel lockers across Australia. Availability may vary for international orders.

My tracking says delivered but I haven’t received it — what should I do?

Wait 24 hours, then contact the carrier. If it’s still missing, let us know and we’ll follow up for you.

I received the wrong item. What should I do?

Please send us a photo or video and your order number. Orders that have not been delivered will have a replacement sent once this can be confirmed from our shipping partners.

Do you ship internationally?

We currently ship from domestic locations in Australia, the USA, and Canada. For other countries, please contact us to discuss options.

Where is my order fulfilled

Australia: Melbourne, Victoria; Canada: Brampton, Ontario; USA: New Jersy, Reno.

Can Topbuxus be used on other types of hedges?

Yes, Topbuxus products can be used on all types of hedges, particulary ones that are box like. Euonymous, Japanese yew, Illex etc. They're beneficial to a wide variety of plants such as Pittosporum, Japanese box, Viburnum, and Lilly Pilly. They're also safe around other plants and contribute secondary nutrients. For more guidance, see our YouTube channel: Topbuxus Garden Care.

How do I treat root disease?

Use a combination of anaerobic microbes, and mychorrizal funghi (trichoderma) along with Topbuxus Health-Mix every 4 weeks. Once the disease improves, apply Topbuxus Grow every 6–8 weeks. Continue until noticeable plant recovery.

Why are my buxus turning brown?

Browning can result from stress, disease, poor nutrition, or watering issues. Prune dead areas, ensure soil is healthy, and alternate between Grow (every 6–8 weeks) and Health-Mix (every 4 weeks). Make sure you contact a local horticulturalist if you are unable to correctly identify the cause.

How can I treat blight?

Apply Topbuxus Health-Mix then again two weeks later to beat the spore proliferation cycle, then apply monthly. Prune damaged areas and sanitise tools. Ensure good irrigation and soil aeration. Avoid working on frosty days.

Why are my long-established hedges struggling?

Stress usually is caused by either, too frequent, infrequent and irregular watering, lack of the right nutrients, soil quality and sunlight issues. Older hedges that are sizable will naturally need more nutrients to thrive. Often the plants have taken all of the available nutrients from the soil and require adding more nutrients to begin recovering. In the instance of potted Buxus, they may have simply out grown the pot and require replacing into a pot size that fits the size of the root system and plant.

How do I get rid of mealybugs?

Use eco-oil or introduce ladybugs as a natural predator. Maintain consistent Grow and Health-Mix applications. See YouTube for guidance.

When is the best time of year to fertilise my Buxus?

Most Buxus benefit from feeding in early spring and again in late summer. In warmer climates, feeding can continue later into the year. The best sign to fertilise is at the sign of new buds which follows a 6-8 week cycle from the beginning of Spring.

Should I prune before or after applying fertiliser?

It’s best to prune first, then apply fertiliser to support recovery and stimulate fresh growth. This is because plants require energy from nutrients to recover. The more you prune, the more energy the plant will need to regrow what has been clipped.

How soon will I see results after using Topbuxus products?

Health-Mix may show results within 72 hours. Full recovery and improved appearance typically develop over 2 to 4 weeks.

Can I use Topbuxus products in hot or cold weather?

Avoid using during extreme heat (above 32°C) or frosty conditions. Milder mornings or evenings are ideal for application.

Will Topbuxus help with pest prevention?

Topbuxus products can help against perst prevention through developing better and stronger quality growth. It reduces the likelihood of stress related pests from lack of nutrition, and will also boost the recovery. Topbuxus products are not direct pest management products (aside from Topbuxus Anti-caterpillar)

Do Topbuxus products work in poor soil?

Yes, the nutrients support plants even in poor or compacted soil, especially when paired with improved watering and aeration.

How can I keep hedges healthy without excessive height growth?

Regular pruning is the key to managing the height of your hedges. Consistent clipping should keep them closer to the height that you require. However, as hedges grow, they will naturally increase in size and may require hard cut backs or renovations, to keep them at your desired height. If you are doing a hard cut back or renovating ensure you apply Topbuxus Health-mix and Grow to ensure that all plant wounds are innoculated and that enough nutrients are supplied to boost energy stores for a faster recovery.

Can I overuse my fertiliser? Can I get an SDS?

No risk of overuse. SDS documents are available upon request. Grow and Health-Mix are based on natural components and include essential nutrients like Calcium, Sulphur, and Magnesium.

What are the ingredients in your fertilisers?

Health-Mix: NPK 8-0-10 + Magnesium, Sulphur, Copper. Grow: NPK 13-3-13 + Magnesium, Sulphur, Calcium.

My granules became powder. Can I still use them?

Yes. As Grow is a fast release fertiliser it is designed to break down rapidly in the presence of moisture. Environmental factors like heat and humidity may break them down, but they remain effective. Use the same quantities.

Which products should I use if my hedges are struggling?

Use both Grow and Health-Mix together initially, then alternate (Grow every 6–8 weeks, Health-Mix every 4 weeks).

Can I overapply either Grow or Health-mix

You can't over apply as the products have been designed to be safe with over application. However, we advise using as directed for best results.

My sprayer isn't working. What should I do?

Please send a video of the issue so our team can assist you directly.

Can I use Grow and Health-Mix together (AU orders)?

Yes, start with both, then alternate: Grow every 6–8 weeks, Health-Mix every 4 weeks.

Can I use Grow and Health-mix together?

Yes, use both together initially, then alternate applications for optimal results.

Can I water after spraying Health-Mix?

Yes, but wait a few hours before watering stems or foliage. Watering soil immediately is fine.

How do I prepare my buxus for winter in a cold/wet climate?

Use both Grow and Health-Mix. Apply Grow in late Autumn/Winter for root health. Avoid applying Health-Mix during frost; wait for warmer conditions. It is also best not to prune too late into Autumn as you want the leaves to mature and harden off so they are less susceptible to damage. In high frost/snow ares, it can be benficial to cover with burlap or hessian sheets to prevent branches breaking from snow build up.

What is the shelf life of Topbuxus products?

Our products don't have a total shelf life. However Topbuxus Health-mix tablets may break down and lose form after 3 years.

Can I mix Topbuxus with other brands’ products?

Topbuxus is generally safe to mix with other off the shelf pest and disease products. However, we recommend checking to ensure there are no interactions. Grow and Health-Mix are specifically formulated to work together safely.

Are Topbuxus products pet and child safe?

Yes, when used as directed. They’re based on natural ingredients. Keep pets and children away until the product has dried or absorbed.

Are Topbuxus products safe for edible plants?

Topbuxus is designed for ornamental use. While not harmful, they’re not intended for edible plant treatment.

Why do my leaves have a white residue after spraying Health-Mix?

That’s normal. It indicates proper coverage and will fade naturally. It’s not harmful to the plant.

Can I use a regular sprayer with Health-Mix?

Yes, any fine mist sprayer will do, but our battery sprayers provide more consistent and efficient coverage and are designed to optimally distribute the product.