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Growing guide · Home growing: windowsill, balcony and terrace

Lemon balm

Melissa officinalis

A lemon-scented perennial herb. Grow in a pot if you do not want it to spread.

Key figures

ItemValueSource
Pot sizeat least 25 cm wide and deep[1]
Plant sizeflower stems up to 90 cm[1]
Germination temperatureno exact value in the sources
pHherbs generally 6.0–7.5[2]

The full guide (care, pests, beginner and professional tips) is currently in Finnish. The figures above are the same and come from the sources below.

These are general guidelines. Always check the variety, seed packet or fertiliser instructions and current regulations.

Sources

  1. RHS: Lemon balm – grow your own
  2. University of Minnesota Extension: Growing herbs