John Innes NO3 Mature Plant Compost 25 Litres
JOHN INNS NO3
A rich compost for established and mature plants.
John Innes No.3 Mature Plant Compost is specially formulated for final potting of vegetable plants, mature foliage plants, and shrubs into larger containers. With a higher nutrient content than No.2, it supports stronger, sustained growth in established plants.
The traditional loam-based mix contains humus and trace elements to promote healthy root development, while improving water retention and drainage for balanced growth.
Key Features:
- 25 Litre bag
- Traditional John Innes loam-based compost
- Higher nutrient level for mature plants
- Ideal for final potting and re-potting
- Contains humus and trace elements
- Suitable for shrubs, vegetables, and houseplants in containers
Perfect for tubs, planters, and larger pots where plants need extra nutrients to thrive.
Ideal for keeping established plants healthy and growing strong.
(Please note this item is only available in our local delivery area. See our delivery page for more information).