We're offering you a 20L RocketGro Seed & Cutting Compost for £12.99, saving you up to 24% off Thompson and Morgan's's price of £16.99 (correct as of 26.06.2025).

organic compost

Give Your Seeds the Best Start with RocketGro Seed & Cutting Compost

RocketGro Seed & Cutting Compost is expertly crafted for gardeners who want robust, healthy plants from the very beginning. This premium blend is 100% organic, peat-free, and chemical-free, making it the sustainable choice for seed propagation and young plant care.

• Fine texture ensures gentle support and excellent moisture retention—ideal for delicate seeds, seedlings, and cuttings.
• Enhanced with John Innes, a professional-grade ingredient trusted by horticultural experts to foster strong root systems and vigorous growth.
• Nutrient-rich formula supplies natural minerals, fibre, and bio-active compounds to encourage resilience and healthy development at every stage.

How to Use

• Sowing Seeds: Fill trays or pots with compost, sow seeds evenly, cover lightly, and water gently. Keep moist but not waterlogged.
• Caring for Cuttings: Insert cuttings into moist compost. Place in a warm spot with indirect light until roots develop.
• Pricking Out: Once seedlings have true leaves, transplant into fresh compost for continued healthy growth.

Sustainable & Eco-Friendly Choice

This compost is not only kind to your plants but also to the planet. By choosing peat-free and chemical-free growing media, you help preserve natural habitats while ensuring thriving results in your garden or greenhouse.

FAQs

• When should I use this compost?
  This compost is suitable year-round but is especially effective during spring and early summer when starting seeds or propagating cuttings.
• Is this compost suitable for all types of seeds?
  Yes! The fine texture makes it ideal for most vegetable, herb, annual flower seeds, and softwood cuttings.
• Does it need added fertiliser?
  The compost contains natural nutrients to support early growth. For mature plants or heavy feeders, supplement with appropriate fertiliser after transplanting.