Culinary herbs — what the family shares
Quick answer. This is a culinary grouping, not a botanical or agronomic one, and treating it as a single crop is the central mistake. It splits cleanly in two: soft, thirsty, nitrogen-responsive leaf herbs (mint, basil) that behave like leafy vegetables, and woody, drought-adapted Mediterranean herbs (rosemary, thyme) that are damaged by the rich soil and regular feeding the first pair need. One pot containing all four cannot be watered correctly.
What unites this family
Honestly: the kitchen, and one agronomic fact — all four are grown for leaves or shoots harvested repeatedly and eaten fresh. That shared use carries a shared food-safety rule (no raw manure, no foliar application onto leaf destined for the kitchen) and a shared consequence of flowering (coarser leaf and declining quality, driven by heat and day length rather than nutrition).
Beyond that, this page exists mainly to warn against generalising. Where the other six hubs describe a real family with shared physiology, this one describes a shelf.
Where its members differ — and why this page is not enough
The split is fundamental. Mint needs generous water and shade in Kuwaiti summer, spreads aggressively by runners, and must be physically contained. Basil is warm-season, frost-intolerant, and declines rapidly once it flowers. Rosemary and thyme are Mediterranean, adapted to lean sharply drained soil and dry air — they are the two best suited to this climate year-round, and their limitation is wet soil rather than sun. Enriching soil for them shortens their lives.
Read the combined crop guide, which keeps each herb in its own section. Nothing in this group should be averaged.
The mistake this family invites
Kindness. Rosemary and thyme are far more often killed by rich soil, frequent watering and regular feeding than by neglect — and because the damage looks like decline, the instinct is to give more of exactly what is causing it. For these two, minimal intervention is the correct programme.
Herbs in this group
- Mint
- Basil
- Rosemary
- Thyme
All four are covered in a single crop-library guide with separated per-herb sections.
Evidence limitation, stated plainly. Our sources contain one removal figure for this group — Japanese mint, in FAO's medicinal and aromatic plants section — and the units of that table were not established from the text available to us, so it is used only as a relative shape and never as a rate. No institutional source specific to basil, rosemary or thyme was reachable. The guidance here rests on horticultural common ground and is labelled as such. A visual symptom alone is not a confirmed diagnosis.
Sources
FAO — Fertilizer and Plant Nutrition Bulletin 16, removal table (Japanese mint; units not established), Chapters 3, 4, 6 and 7. Accessed 27 August 2026. No rate, planting date or irrigation quantity is stated.
Last reviewed 27 August 2026