SKU: 88003778625
comfrey seeds or plants

comfrey seeds or plants Comfrey Bocking #4 (Symphytum uplandicum)

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Description

comfrey seeds or plants Comfrey Bocking #4 (Symphytum uplandicum)Comfrey, Bocking #4 (Symphytum uplandicum Bocking 4) Bocking #4 comfrey is a vigorous, deep rooted perennial known for its exceptional biomass production, nutrient accumulation, and value in regenerative garden systems. Selected in England for its high yield and resilience, this cultivar is especially useful in composting, mulching, and soil building strategies. While less commonly used medicinally than wild comfrey, it remains a cornerstone plant for

Comfrey, Bocking #4 (Symphytum × uplandicum ‘Bocking 4’)

Bocking #4 comfrey is a vigorous, deep-rooted perennial known for its exceptional biomass production, nutrient accumulation, and value in regenerative garden systems. Selected in England for its high yield and resilience, this cultivar is especially useful in composting, mulching, and soil-building strategies. While less commonly used medicinally than wild comfrey, it remains a cornerstone plant for permaculture and homestead-scale fertility systems.

Key Characteristics

Dynamic accumulator for nutrient cycling
Bocking #4 develops a deep taproot that mines nutrients—especially potassium, calcium, and trace minerals—from subsoil layers. These nutrients are concentrated in its large leaves, which can be cut multiple times per season and used as a nutrient-rich mulch around fruit trees, vegetables, or perennial crops. This makes it a key plant for closed-loop fertility systems.

High biomass production for mulch and compost
This cultivar is known for producing abundant leafy growth, often allowing for 3–5 cuttings per growing season. The leaves break down quickly, making them ideal for “chop-and-drop” mulching, compost acceleration, or layering in sheet mulch systems. It is one of the most efficient plants for generating on-site organic matter.

Sterile, non-invasive clumping form
Unlike common comfrey, Bocking #4 is a sterile cultivar that does not set viable seed, reducing the risk of unwanted spread. It grows in a defined clump that gradually expands over time, making it easier to manage in intentional plantings such as orchard guilds or designated fertility patches.

Essential plant for orchard guilds and permaculture systems
Bocking #4 is widely used around fruit trees where it acts as a living mulch, nutrient pump, and pollinator-support plant. Its early-season flowers provide nectar for bees, while its large leaves shade soil and reduce moisture loss. It is especially valuable in food forests, silvopasture edges, and regenerative agriculture systems focused on soil building.

  • Native range: Hybrid of European species (cultivar developed in England)
  • Plant life cycle: Perennial
  • Sun requirements: Full sun to partial shade
  • Soil requirements: Medium to medium-wet
  • Mature height: 2–4 feet
  • Bloom time: May – July
  • Bloom color: Purple to blue
  • USDA Hardiness zones: 4–9

For best results, plant Bocking #4 where it can remain long-term. Cut regularly to maximize biomass and nutrient cycling, and position it strategically where its leaves can be easily harvested and redistributed throughout your system.

Shipping Notes
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Exchange/Return Notes
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SKU: 88003778625

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Caveman8080
Boise, US
★★★★★ 5
Better than other flimsy trays
Color: Black, Size: Rectangle, Color: Black, Size: Rectangle
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Reviewed in the United States on February 12, 2026
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Natalie R.
Cuba, US
★★★★★ 5
Looks great, doesn't hold much so measure carefully
Color: Gray, Size: Rectangle
I got this organizer for my husband to keep his stuff by the door. While it's a little smaller than I'd hoped, it looks great in the entryway. It's super easy to snap together, but feels like the material could be damaged easily if you're not careful. He is able to store his keys, wallet, and sunglasses in it, and throws hit hat on top. Overall we are really happy with it.
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Reviewed in the United States on January 31, 2026
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Rin
Boise, US
★★★★★ 5
Perfect
Color: Blue, Size: Square
Just what I needed. The size is perfect as I didn’t want anything too large to place my watches and other accessories inside near the corner of my desk. Its size is essentially 7x7, and the design is sleek compared to other organizer holders. I got the color in blue and it looks stunning with the rest of my setup. I’m unsure about other reviewers, but mine came safely and the leather walls are decently thick, so it’s not too flimsy when buttoned together which holds very securely. There are hole spaces at the bottom corners once assembled, so if you have super small items such as beads or really small jewelry, they could potentially fall out, but most of my items are large enough that won’t be of concern. If you have a wire charger near by, the holes could be used to charge your smartphone inside, which has its own practical usage. Overall, I’d definitely recommend it if you’re on a lookout for a sleek but compact organizer holder, and I personally will consider getting another one in the future for myself for other household belongings.
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Reviewed in the United States on October 13, 2024
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Kelly Jo allen
Massapequa, US
★★★★★ 5
Absolutely love!
Size: 6inches-60PCS
This have been such a game changer for my cleaning business. Being able to whip these out and tame unruly/long cords makes this task such a breeze! They stick together so I dont have to worry about them falling apart and getting misplaced in my cleaning caddy! Cheap and extremely effective!
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Reviewed in the United States on April 26, 2026
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Ann K
Battle Creek, US
★★★★★ 5
Exactly what it says, works very well
Size: 6inches-60PCS
Good value, great product for cable management. Can be daisy-chained.
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Reviewed in the United States on May 31, 2026

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