Wholesale fertiliser, made in Australia.
Double-strength liquid and water-soluble NPK fertilisers for commercial growers, glasshouses, landscapers and councils. Supplied in 20 L drums to 1,000 L IBCs, with custom blends made to order.
Trade pricing back within 1 business day. No obligation.
- Pack formats
- 1 L → 1,000 L
- Dilution
- 1 : 250
- Manufactured
- Australia
- buy NSW supplier
- #12461659
Partner with Complete Grow – Australia’s Trusted Fertiliser Supplier
Complete Grow is a professional Australian fertiliser manufacturer supplying high-quality liquid and powdered NPK formulations in commercial volumes.
Our bulk and stockist supply program is designed for agricultural distributors, garden centres, rural suppliers, and export partners seeking consistent quality, dependable logistics, and long-term value.
We manufacture a complete range of balanced fertilisers and offer custom NPK blending to meet specific crop, soil, or regional requirements. Each formulation is produced using premium-grade inputs to ensure purity, solubility, and uniform nutrient delivery across diverse growing systems.
Our wholesale and bulk partners benefit from:
Competitive Bulk Pricing & Tiered Volume Discounts — structured to support commercial margins at scale.
Custom NPK Blend Manufacturing — tailored nutrient ratios for regional or client-specific needs.
Australian Manufacturing Standards — reliable quality, compliance, and dedicated technical support.
Proven Agronomic Performance — trusted by professional growers across horticulture, hydroponics, and agriculture.
Already sold through Australia's biggest marketplaces.
The same formulas you'll buy in bulk are rated and reordered by growers across the country.
& hydroponics
Bulk fertiliser for operations that feed thousands of plants a week.
Double-strength concentrates
1 L of All Purpose makes 250 L of feed, so every drum goes further and you pay less freight per litre applied.
Consistent, batch after batch
Made in Australia from high-purity, locally sourced minerals, with guaranteed batch purity and batch documentation.
Clean in fertigation lines
Fully water-soluble formulas that dissolve clean for drip, NFT, DWC and recirculating systems.
Growers on the other end of the phone
Two decades of farming and hydroponic experience behind every feeding program and product recommendation.
IBC & drum fertiliser, concentrated to protect your margin.
Double-strength formulas mean less freight, less storage and fewer reorders for the same volume of plant feed.
How far does each pack go?
All Purpose Plant Food NPK 20-20-20 at the standard 1:250 rate (4 mL per litre of water). Choose a pack to see how long it lasts your operation.
Illustrations not to scale. Feeding rates vary by crop and growth stage, and our team can build a schedule for your operation.
Wholesale NPK & hydroponic nutrients, in trade volumes.
Every formula below is available on tiered wholesale pricing, with a Safety Data Sheet for each. Mix a pallet across the range to suit your crops or customers.
All Purpose Plant Food
Double-strength balanced liquid with micronutrients for soil, pots, hydro and foliar feeding.
- Formats
- 20 L, 100 L, 1,000 L IBC & custom sizes
- Best for
- Nurseries, landscapers, mixed cropping
Hydroponic Nutrients A&B
Commercial-strength base nutrient that mixes clean in DWC, NFT, drip, coco and recirculating systems.
- Formats
- 20+20 L, 100 L, 1,000 L IBC & custom sizes
- Best for
- Commercial hydroponics, glasshouse veg
Advanced Flowering & Fruiting
High-potassium powder with calcium and magnesium for flower set, fruit fill and harvest quality.
- Formats
- 20 kg & 25 kg bags, any quantity
- Best for
- Tomatoes, cucurbits, cut flowers
NPK 20-20-20 Powder
Fast-dissolving double-strength powder with trace elements for fertigation and nursery production.
- Formats
- 20 kg & 25 kg bags, any quantity
- Best for
- Fertigation, nursery production
Citrus Fertiliser
Liquid feed with trace elements for lemons, limes, oranges, mandarins and orchard trees.
- Formats
- 20 L, 100 L, 1,000 L IBC & custom sizes
- Best for
- Orchards, citrus growers, landscapers
Cal-Mag Supplement
Calcium and magnesium top-up that prevents deficiencies in hydroponic, coco and glasshouse crops.
- Formats
- 20 L, 100 L, 1,000 L IBC & custom sizes
- Best for
- Hydroponics, soft-water growers
Also on wholesale: Indoor Plant Food (100 mL makes 100 L), Cactus & Succulent NPK 2-7-7 and Lawn Grow hose-on.
Browse bulk fertiliserHigh-purity nutrition, made to a higher standard.
Every CompleteGrow formula is made in Australia from high-purity, locally sourced minerals, then checked batch by batch before it is packed. What's on the label is what reaches your crop.
Quality management
Environmental management
Australian made
Our fertiliser formulations are backed by manufacturing processes that align with internationally recognised quality and environmental standards. We’re committed to delivering consistent, clean, and high-performing products with every order.
High-purity minerals
Premium-grade mineral inputs, locally sourced and selected for purity, solubility and consistent nutrient delivery.
Batch-verified
Every batch goes through QA verification before it is packed, and bulk orders ship with batch documentation.
Dissolves clean
Fully water-soluble formulas that leave no residue in tanks, drippers, NFT channels or sprayers.
Complete nutrition
Balanced NPK with all essential micronutrients, not just the big three, for full-cycle growth.
Commercial pack sizes
Scale from 20 L drums through to 1,000 L IBCs without changing your feeding program.
Reliable local supply
Made in Australia for shorter lead times, easier repeat orders and less reliance on imported stock.
CompleteGrow vs typical store brands
| Feature | CompleteGrow | Typical store brands |
|---|---|---|
| Feeding strength | Double-strength formula | Weak NPK blend |
| Micronutrients | All essential micronutrients | Often missing |
| Mixing | Dissolves clean, no residue | Can leave residue and clog lines |
| Consistency | Guaranteed batch purity | Inconsistent from batch to batch |
| Versatility | Soil, pots, hydro and foliar | Often suits one use only |
| Value | 1 L makes 250 L of feed | Fewer applications per pack |
Custom NPK fertiliser blends, made in Australia.
We design precision NPK blends around your crop, irrigation system and season, balanced with the secondary and trace elements your soil and water tests call for.
Brief
Crop, growth stage, irrigation system, soil and water tests, EC and pH targets.
Formulate
NPK ratio and trace package designed, with compatibility checks.
Trial batch
A small run tested on your crop before you commit to volume.
Produce
Manufactured in Australia with QA verification and batch documentation.
Deliver
Palletised supply, reordered on your schedule.
Proven in commercial NSW glasshouses.
Glasshouse producers and bulk buyers across NSW run their feeding programs on CompleteGrow.
“Winter runs stayed steady and fruit quality picked up — less curl on cucumbers and glossier, firmer eggplants.”
D&J ProducePrecision nutrition through winter
- Phase-specific feeding for vegetative growth, flowering and fruit set
- Better nutrient uptake in cooler months for steadier winter production
- Cleaner fertigation with reduced waste and clearer mixes
“CompleteGrow improved our yield and kept production consistent all season.”
Dural Rose FarmStage-based rose program
- Feeding tuned to shoot push, colour set and post-cut recovery
- Firmer petals, deeper hues and transport-ready stems
- More reliable yield and bloom quality across cycles
pumpkin grown by Matt on CompleteGrow Advanced 4-18-38.
Shared on Instagram“Went with the bulk option and it’s definitely worth it. Lasts ages and still gives great results across all plants.”
“If you use it regularly the bulk size makes sense. Same good results and much better value.”
“The lettuce is growing so big and fast… the results speak for themselves.”
Bulk fertiliser delivered locally, across Australia and overseas.
Local delivery is handled by our team, with freight and export options for wholesale customers across Australia and key international markets.
Greater Sydney & nearby
Every state & territory
Export destinations
Global markets
- Palletised
- Drums and IBCs shipped with batch documentation
- Compliance
- A Safety Data Sheet for every product
- Government
- buy NSW registered, profile #12461659
Get bulk fertiliser pricing for your operation.
Tell us what you need and where it is going. We'll come back within 1 business day with tiered pricing and pack options.
- 1Pricing back within 1 business day, matched to the right formulas.
- 2A grower calls you to confirm volumes and delivery.
- 3You get a written quote with tiered pricing.
Are CompleteGrow fertilisers made in Australia?
What pack sizes are available for bulk orders?
How does wholesale pricing work?
How concentrated are your fertilisers?
Can you make a custom NPK blend or private label product?
Do you deliver outside Sydney?
Do you export fertiliser overseas?
Can councils, schools and government buyers purchase from you?
Do you provide Safety Data Sheets (SDS)?
How quickly will I get pricing?
I run a garden centre. Can I stock CompleteGrow?
Wholesale and bulk fertiliser supplier in Sydney, supplying Australia-wide
CompleteGrow is an Australian fertiliser manufacturer and wholesale plant nutrition supplier. We supply commercial growers, glasshouses, hydroponic farms, nurseries, landscapers, schools, councils and facilities with NPK fertiliser, liquid fertiliser, water-soluble fertiliser, hydroponic nutrients, citrus fertiliser and calcium magnesium supplements.
We deliver on our own logistics across Sydney, Newcastle and Wollongong, ship Australia-wide through freight partners, and export to the Pacific Islands, the USA and Europe. Our team brings two decades of farming and hydroponic experience to every formula. Products are made in Australia from high-purity, locally sourced minerals, and are trusted by growers through BIG W Marketplace, Everyday Market from Woolworths, Amazon Australia and eBay Australia.
IBC fertiliser supplier for every growing system
Buying bulk fertiliser in Sydney or anywhere in Australia? We supply liquid fertiliser in 20 L and 100 L drums, 1,000 L IBCs and custom sizes, powders in 20 kg and 25 kg bags, with a Safety Data Sheet for every product. From soil and potted plants to glasshouses, fertigation and recirculating hydroponics, our range covers full-cycle nutrition. Explore liquid fertilisers, powder NPK fertiliser, specialty fertilisers and our bulk fertiliser range, or learn the basics in Fertilisers 101.
Let the plants do the talking.
Australian-made nutrition for commercial growers, backed by the team that makes it.
