Comfrey Mulch Coverage Calculator
Comfrey makes excellent nutrient-rich mulch that suppresses weeds, retains moisture, and slowly releases nutrients. Use this calculator to determine how many comfrey plants you need to mulch your garden beds.
Results
Note: These calculations are based on mature comfrey plants (2+ years old). New plants will produce less biomass in their first year.
About Comfrey Mulch
Benefits of Comfrey Mulch
Using comfrey as mulch provides numerous benefits:
- Rich in potassium, nitrogen, and other nutrients
- Breaks down quickly, releasing nutrients to plants
- Suppresses weeds effectively
- Retains soil moisture, reducing watering needs
- Attracts beneficial insects and earthworms
- Improves soil structure as it decomposes
Application Tips
For best results when using comfrey as mulch:
- Apply when leaves are slightly wilted (a few hours after cutting)
- Layer 1-3 inches thick around plants, avoiding direct stem contact
- Refresh mulch every 4-6 weeks during growing season
- Chop leaves roughly before applying for better coverage
- Mix with other mulch materials for longer-lasting coverage
Maximizing Your Comfrey Mulch
Strategic Planting
Plant comfrey around the edges of your garden beds for easy access. This allows you to "chop and drop" directly where mulch is needed, saving time and effort.
Succession Cutting
Instead of cutting all your comfrey plants at once, stagger your harvests. Cut different plants every 1-2 weeks to maintain a continuous supply of fresh mulch throughout the season.
Drying Technique
For longer-lasting mulch, allow cut leaves to dry partially before applying. This slows decomposition while still providing the nutrient benefits, extending the time between mulch applications.
Ready to Grow Your Own Mulch?
Now that you know how many plants you need, it's time to get growing! Our Bocking 14 comfrey plants are perfect for producing nutrient-rich mulch year after year.
Grow Your Own Mulch Supply