Campbells Orchid Special Fertiliser A (Yellow) 500g - Flowering
The classic Australian flowering formula for orchids: water-soluble 11:13:16 with trace elements. Higher phosphorus and potassium encourage strong spikes and quality blooms.
Low stock: 7 left
Commonly bought with
More information
Campbells Orchid Special Fertiliser A (Yellow) is the classic Australian flowering formula for orchids. A water-soluble crystalline powder with an N:P:K of 11:13:16 plus trace elements, its higher phosphorus and potassium encourage strong spikes and quality blooms.
Features
- Flowering formula: N:P:K 11:13:16 with trace elements
- Fully water soluble, mixes readily for watering cans or fertigation
- Encourages spike development and flowering
- Trusted Australian formula, made for Australian conditions
- 500g tub goes a long way at typical dilution rates
How to use
Dissolve approximately 20g (one measure) per 7 litres of water and apply as a normal watering every 7 to 14 days. In temperate areas, applications typically run from January through to the end of August; adjust timing to your orchids' development phase in tropical and cooler zones. Not compatible with Bordeaux mixture, copper sulphate or lime sulphur.
Specifications
- N:P:K: 11:13:16 plus trace elements
- Form: water-soluble crystalline powder
- Size: 500g tub
Pair it with Campbells Orchid Special Fertiliser B (Blue), the growth formula, available separately while stocks last.
Repotting an orchid? Get our step-by-step guide.
When to repot, which grade to use, and how to do it without stressing the plant — written by the Harwood's team for Australian conditions.
