NPK 20-20-20 fertiliser is a balanced all-purpose plant food containing equal parts nitrogen, phosphorus, and potassium. Known as the “jack of all trades” fertiliser, it supports leafy growth, strong roots, vibrant flowers, and quality fruits, making it one of the most versatile choices for Australian gardeners.

Discover the key differences between organic and synthetic fertilisers for Australian gardens. Learn why mineral NPK fertilisers from CompleteGrow deliver faster, more reliable results for vegetables, flowers, and lawns.

Wondering why your indoor plants are wilting, yellowing, or not growing? Discover the 5 most common problems and how to fix them using easy plant care tips trusted by Aussie gardeners.

Discover how a balanced NPK 20‑20‑20 fertiliser simplifies hydroponic and houseplant care—supporting growth from seedlings to bloom. Learn usage tips & more.

Discover how liquid fertilisers can boost your plant health, speed up growth, and simplify feeding routines. Trusted by Aussie growers. Learn more now.

Learn how to choose the best hydroponic nutrients for faster, healthier growth. Trusted by Aussie growers. Perfect for herbs, veggies & leafy greens.

Think liquid fertilisers are weak or only for houseplants? Discover the truth about NPK, lawns, odour-free feeding, and why CompleteGrow’s 20-20-20 liquid mix works better, faster.

Discover how liquid fertilisers help your plants grow faster, stronger, and greener. Learn when and how to feed your plants for the best results with CompleteGrow.

High-performance liquid and powdered fertilisers for farms & commercial growers. Bulk volumes, white-label, & nationwide delivery. Made in Australia.

Yellow leaves? Weak growth? Learn how to identify and fix 5 common plant nutrient deficiencies using easy garden-safe fertiliser solutions from CompleteGrow.