Bonnyrigg Produce & Garden Supplies
Winter Special Premium NPK Fertilizer 15-5-20 9.5kg | 2 for $45
Winter Special Premium NPK Fertilizer 15-5-20 9.5kg | 2 for $45
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Benefits of NPK Fertilizer 15-5-20
Premium Fertilizer NPK 15-5-20 is a high-quality fertilizer that is perfect for a variety of plants, including vegetables, fruits, and flowers. It is a compound fertilizer that contains 15% nitrogen (N), 5% phosphorus (P), and 20% potassium (K) by weight. This NPK ratio is ideal for promoting healthy growth and increasing crop yields.
Benefits of Premium Fertilizer NPK 15-5-20:
- Promotes healthy leaf growth and a deep green color
- Encourages strong root development
- Enhances flowering and fruiting
- Improves overall plant health and vigor
How to Use Premium Fertilizer NPK 15-5-20:
- Broadcast fertilizer evenly around the base of plants, following the recommended application rate for the specific type of plant.
- Water thoroughly after application to help the fertilizer dissolve and reach the plant roots.
- Reapply fertilizer every 4-6 weeks, depending on the plant's needs.

Shipping & Delivery
Shipping & Delivery
We offer fast Australia-wide shipping with most in-stock orders processed within 1 business day. Orders confirmed and paid before 11:00 AM (Sydney time) are usually dispatched the same day, while orders placed after this time will be shipped on the next working day.
Delivery is available across Australia via Australia Post and trusted courier partners. Estimated delivery times vary depending on your state and region, and additional freight charges may apply for remote or regional areas. International shipping is also available via Air Mail.
For full details regarding shipping timeframes, click & collect, international delivery options, and delivery terms, please view our complete policy page below.
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Returns & Refunds
Returns & Refunds
We offer a 30-day return policy for eligible items. To qualify for a return, products must be unused, in original condition, and include original packaging, tags, and proof of purchase.
If you receive a faulty, damaged, or defective item, you may be entitled to a repair, replacement, or refund under Australian Consumer Law. All return requests must be approved before items are sent back.
For complete details regarding return eligibility, refunds, exchanges, consumer guarantees, and how to request a return, please view our full policy below.
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