Marjoram (Spanish) (Thymus mastichina) is a herbaceous essential oil with a fresh, camphoraceous, eucalyptus-like aroma and a heart note. Steam distillation from flowering tops, it is a versatile blending oil that pairs well with Eucalyptus (Peppermint/Dives), Rosemary (Camphor ct.), Lavender. For topical use, keep dilution at or below 10%.
Thymus mastichina -- a thyme species despite 'marjoram' name. High 1,8-cineole (55-75%). Eucalyptus-like profile.
Aroma & character
Aroma
Properties
| Perfumery note | Heart |
| Aroma family | Herbaceous |
| Chemical family | Oxide |
| Material type | Essential oil |
| Extraction | Steam distillation |
| Plant part | flowering tops |
| Origin | Spain, Portugal |
| Blending factor | 6 |
| Volatility index | 3 |
| Tenacity (hours) | 4.0 |
Safety & dilution
| Max topical dilution | 10% |
| Max facial dilution | 3% |
| Pregnancy | Not recommended |
| Nursing | Not recommended |
| Children | Not recommended for young children |
| Cats | Not recommended |
| Dogs | Generally suitable when properly diluted |
Safety flags
Evidence: Traditional.
For education only — not medical or veterinary advice. Essential oils are not intended to diagnose, treat, cure, or prevent any condition. Always patch-test and consult a qualified professional before use during pregnancy, on children, with pets, or with a health condition.
Scale amounts to any container with the dilution calculator.
Blends well with
Frequently asked questions
What does Marjoram (Spanish) essential oil smell like?
Marjoram (Spanish) has a fresh, camphoraceous, eucalyptus-like, herbaceous aroma, classed as a herbaceous oil with a heart note.
What is the safe dilution for Marjoram (Spanish)?
For topical use, keep Marjoram (Spanish) at or below 10%, and 3% on facial skin. Always patch-test before wider use.
Is Marjoram (Spanish) safe to use during pregnancy?
Marjoram (Spanish) is not recommended during pregnancy. Consult a qualified healthcare provider before any use.
Is Marjoram (Spanish) safe to use around children?
Marjoram (Spanish) is not recommended for young children. Consult a professional before use.
Is Marjoram (Spanish) safe around pets?
For cats — avoid; not considered safe; dogs — generally lower-risk when well diluted. Diffuse only in ventilated spaces and consult a veterinarian.
What does Marjoram (Spanish) blend well with?
Marjoram (Spanish) pairs well with Eucalyptus (Peppermint/Dives), Rosemary (Camphor ct.), Lavender, Tea Tree, Thyme (Linalool).