Product specifications and features

Product Description

Potting on Compost

Potting On Compost with added John Innes is a nutrient-rich blend, ideal for repotting young plants once they've outgrown the seedling stage.
Its well-aerated structure promotes healthy root development and ensures excellent drainage. With a higher level of nutrients than starter composts, it supports steady, robust growth in plants transitioning from early to more established stages. The mix retains moisture effectively while its composition helps prevent waterlogging-creating the perfect environment for strong, thriving plants.
Based on the traditional John Innes formulation, this compost is suitable for a wide range of indoor and outdoor plants, as well as container-grown vegetables.
Designed to provide structure, stability, and sustained nutrition, Potting On Compost with added John Innes is trusted by both home growers and experienced gardeners for dependable plant health and vitality.

Potting on Compost

Professional, specially formulated John Innes No. 2 compost designed for potting on young and established plants. This traditional loam-based growing medium provides additional structure, stability and moisture retention as plants develop. Six months of feeding is included to support healthy growth after repotting. Ideal for moving plants into larger containers, this balanced blend helps roots establish securely while providing dependable drainage and nutrient support.

Perfect for:
Young Plants
Plug Plants
Established Seedlings
Houseplants
Patio Plants
Geraniums
Fuchsias
Begonias
Herbs
Container Flowers
Repotting Projects

FAQs

Please read our FAQs page to find out more.

Does your compost contain pests or fungus?

Fungus gnats are a common frustration with many mass-market composts, but we take plant health seriously. Our compost is professionally screened and stored in a clean environment to ensure it is free from infestations. By choosing our specialised mix, you are making the correct decision to keep your home pest-free while providing your plants with a clean, healthy start.

How will your compost make my crops & plants thrive?

Many young plants struggle during the transition to larger pots if the compost lacks the correct mineral balance and physical stability. Our Jamieson Brothers John Innes No. 2 Potting On Compost is a traditional loam-based mix specifically engineered for the next stage of plant development. Featuring a premium six-month feed, it provides a steady release of nutrients to support young plants, plug plants, and houseplants as they establish. Its superior structure ensures excellent moisture management and root anchoring, making it the ideal choice for successful repotting and vigorous growth.

Does your compost contain large bits of bark (garden waste) or random seeds?

A common complaint with cheaper alternatives is finding "green waste" or unwanted seeds in the bag. Our Potting on Compost is a refined, high-quality medium that is strictly monitored for purity.

You can be confident that you are receiving a consistent, professional-grade product that contains only the nutrients and structure your houseplants need, with no unwanted surprises or contaminants.

What's the structure & consistency of your compost?

Inferior composts can often arrive bone dry or as a fine dust that is difficult to water. Because our mix contains John Innes, it has a much better physical "body" and weight. This helps it retain the correct amount of moisture without becoming waterlogged or dusty. It is easy to handle and provides the perfect air-to-water balance that is essential for the delicate roots of indoor varieties.

Why is this specialised mix a better investment than a cheaper compost?

Buying a “bargain” compost often leads to the hidden costs of buying additional feed, improving the structure or replacing young plants that fail to establish. Our Potting on Compost is an all-in-one professional solution. With the stability of John Innes No. 2 and a full six months of feed included, you are supporting steady root establishment while saving money in the long run.

It is the most reliable choice for potting on young plants, plug plants and established container plants.

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