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  • Eastern white pine branch with soft blue-green needles and two long slender hanging cones in a woodland setting.
    Essential Oils

    Pine (Eastern White) Essential Oil — History, Aroma, Chemistry, and Safe Uses

    ByHannah Mercer, RN October 16, 2025August 4, 2026

    Field Detail Botanical Name Pinus strobus Pronunciation PIE-nus STROH-bus Common Names Eastern White Pine, Northern White Pine, Soft Pine Plant Family Pinaceae Plant Part Used Needles and Twigs Extraction Method Steam Distillation Origin Regions North America…

    Read More Pine (Eastern White) Essential Oil — History, Aroma, Chemistry, and Safe UsesContinue

  • Bitter orange branch with glossy leaves, broad winged petioles, white flower buds, and one small green fruit in a Mediterranean grove.
    Essential Oils

    Petitgrain Bigarade Essential Oil — History, Aroma, Chemistry, and Safe Uses

    ByHannah Mercer, RN October 16, 2025August 4, 2026

    Field Detail Botanical Name Citrus aurantium var. amara Pronunciation PEH-tee-grain BIG-uh-rahd Common Names Petitgrain, Bitter Orange Leaf Oil Plant Family Rutaceae (Citrus Family) Plant Part Used Leaves and Twigs Extraction Method Steam Distillation Origin Regions Paraguay,…

    Read More Petitgrain Bigarade Essential Oil — History, Aroma, Chemistry, and Safe UsesContinue

  • Perilla plant with large wrinkled serrated leaves, purple-tinged square stems, and upright spikes of tiny pale flowers.
    Essential Oils

    Perilla Essential Oil — History, Aroma, Chemistry, and Safe Uses

    ByHannah Mercer, RN October 16, 2025August 4, 2026

    Field Detail Botanical Name Perilla frutescens Pronunciation puh-RILL-uh Common Names Perilla, Shiso, Wild Basil, Beefsteak Plant Plant Family Lamiaceae (Mint Family) Plant Part Used Leaves or Seeds (varies by distillation) Extraction Method Steam Distillation Origin Regions…

    Read More Perilla Essential Oil — History, Aroma, Chemistry, and Safe UsesContinue

  • Living palo santo tree with compound green leaves and a naturally fallen branch on the floor of a seasonally dry tropical forest.
    Essential Oils

    Palo Santo Essential Oil — History, Aroma, Chemistry, and Safe Uses

    ByHannah Mercer, RN October 16, 2025August 4, 2026

    Field Detail Botanical Name Bursera graveolens Pronunciation PAH-loh SAHN-toh Common Names Palo Santo, Holy Wood Plant Family Burseraceae (Frankincense Family) Plant Part Used Naturally Fallen or Aged Heartwood Extraction Method Steam Distillation Origin Regions Ecuador, Peru,…

    Read More Palo Santo Essential Oil — History, Aroma, Chemistry, and Safe UsesContinue

  • Patchouli plant with broad wrinkled green leaves and slender spikes of tiny pale lavender flowers in a tropical garden.
    Essential Oils

    Patchouli Essential Oil — History, Aroma, Chemistry, and Safe Uses

    ByHannah Mercer, RN October 16, 2025August 4, 2026

    Field Detail Botanical Name Pogostemon cablin Pronunciation pa-CHOO-lee Common Names Patchouli, Patchouly Plant Family Lamiaceae (Mint Family) Plant Part Used Dried Leaves Extraction Method Steam Distillation Origin Regions Indonesia, India, China, and the Philippines Description Patchouli…

    Read More Patchouli Essential Oil — History, Aroma, Chemistry, and Safe UsesContinue

  • Agarwood tree with glossy pointed leaves, tiny pale flowers, a split capsule with a hanging seed, and dark resinous streaks inside a pruned branch.
    Essential Oils

    Oudh (Agarwood) Essential Oil — History, Aroma, Chemistry, and Safe Uses

    ByHannah Mercer, RN October 16, 2025August 4, 2026

    Field Detail Botanical Name Aquilaria malaccensis (primary), Aquilaria crassna (alternative species) Pronunciation OOD Common Names Oudh, Agarwood, Aloeswood, Eaglewood Plant Family Thymelaeaceae Plant Part Used Resinous Heartwood (infected by fungus or naturally aged) Extraction Method Steam…

    Read More Oudh (Agarwood) Essential Oil — History, Aroma, Chemistry, and Safe UsesContinue

  • Fragrant osmanthus branch with glossy finely toothed leaves and clusters of tiny golden-orange flowers in a Chinese garden.
    Essential Oils

    Osmanthus Absolute — History, Aroma, Chemistry, and Safe Uses

    ByHannah Mercer, RN October 16, 2025August 4, 2026

    Field Detail Botanical Name Osmanthus fragrans Pronunciation oz-MAN-thus Common Names Osmanthus, Sweet Olive, Tea Olive, Fragrant Olive Plant Family Oleaceae (Olive Family) Plant Part Used Blossoms Extraction Method Solvent Extraction (Absolute) Origin Regions China, Japan, and…

    Read More Osmanthus Absolute — History, Aroma, Chemistry, and Safe UsesContinue

  • Pale lavender bearded iris flowers above blue-green sword leaves and a partly exposed branching rhizome in a Tuscan field.
    Essential Oils

    Orris (Iris) Absolute — History, Aroma, Chemistry, and Safe Uses

    ByHannah Mercer, RN October 16, 2025August 4, 2026

    Field Detail Botanical Name Iris pallida (primary), Iris germanica (alternative species) Pronunciation OR-iss Common Names Orris, Iris, Orris Root Plant Family Iridaceae Plant Part Used Dried Rhizomes Extraction Method Solvent Extraction (Absolute) Origin Regions Italy (Tuscany),…

    Read More Orris (Iris) Absolute — History, Aroma, Chemistry, and Safe UsesContinue

  • Wild oregano plant with opposite green leaves and upright spikes of tiny rose-purple flowers on a rocky hillside.
    Essential Oils

    Oregano Essential Oil — History, Aroma, Chemistry, and Safe Uses

    ByHannah Mercer, RN October 16, 2025August 4, 2026

    Field Detail Botanical Name Origanum vulgare Pronunciation uh-RIG-uh-no Common Names Oregano, Wild Marjoram, Greek Oregano Plant Family Lamiaceae (Mint Family) Plant Part Used Leaves and Flowering Tops Extraction Method Steam Distillation Origin Regions Mediterranean Basin, Turkey,…

    Read More Oregano Essential Oil — History, Aroma, Chemistry, and Safe UsesContinue

  • Bushy grey-green oakmoss lichen with flattened branching lobes growing on an old oak branch.
    Essential Oils

    Oakmoss Absolute — History, Aroma, Chemistry, and Safe Uses

    ByHannah Mercer, RN October 16, 2025August 4, 2026

    Field Detail Botanical Name Evernia prunastri Pronunciation OAK-moss Common Names Oakmoss, Tree Moss Plant Family Parmeliaceae Plant Part Used Lichen growing on oak and other deciduous trees Extraction Method Solvent Extraction (Absolute) Origin Regions France, Balkans,…

    Read More Oakmoss Absolute — History, Aroma, Chemistry, and Safe UsesContinue

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