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Comfrey (Symphytum officinale)

Planted🌿 Herbs🌱 Babies later
🌿Main photo · Liz's Comfrey (Symphytum officinale)
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Quick grow facts

☀️

Sun

Full sun 6+ hrs, part shade 2–6 hrs

NCSU
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Soil

Clay, High Organic Matter, Loam (Silt)

NCSU
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Pot size

No source found

💧

Water

Good Drainage, Moist, Occasionally Dry

NCSU
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Fertilizer

No source found

🐝

Pollination

No source found

✂️

Propagation

Division, Root Cutting, Seed

NCSU
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Pests & diseases

No serious insect or diseases issues.  Snails and slugs may damage the foliage.  Heavy rains can cause the lea

NCSU
🗺️

Hardiness zones

Zones 4a–8b

NCSU
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Look out for (Houston)

No source found

What it is

One of the many plants called comfrey, this variety grows best in full sun to part shade and well-drained, moist, rich soil. In NC's hot summers, it appreciates some shade from the afternoon sun. (Species-level info; not specific to this variety.)

NC State Extension

Why grow/eat it

No source found

How to use it

No source found

Harvest in Houston

No source found

Container tips

Likes full sun to partial shade. Wants well-drained soil, kept moist; handles dry spells.

NC State Extension

Cautions

No serious insect or diseases issues. Snails and slugs may damage the foliage. Considered possibly safe to use externally.

NC State Extension

Do NOT use this way

Do NOT drink or eat: liver damage.

NCSU

Sources

  1. https://plants.ces.ncsu.edu/plants/symphytum-officinale/
  2. https://medlineplus.gov/herbalmedicine.html