With just a glass jar and tap water, you can cultivate fresh aromatic herbs right on your windowsill—any time of year. No pots or soil required; repurpose an old mayo or jam jar instead. This cost-saving method is ideal for busy people or those without outdoor space. Here are 12 herbs you can grow in water year-round. Watch them thrive:

Root peppermint cuttings in a jar for herbal teas, flavored oils, or soups. Its refreshing scent also freshens indoor air. Place near a window with indirect light, avoiding direct sun.
Fresh oregano elevates sauces, soups, and savory dishes. Snip leaves as needed with kitchen scissors— it grows vigorously, so monitor closely.
Known for its earthy aroma in aromatherapy, sage seasons eggs, chicken, lamb, or even pineapple. Harvest sparingly; it prefers bright light without direct sun.

This beloved Italian herb thrives in water for sauces and soups. Provide 6-8 hours of sunlight daily for robust growth.
A resilient natural sweetener, stevia tolerates full sun or partial shade. Use fresh leaves in tea or coffee, or dry them into powder.
Versatile thyme leaves and flowers suit cooking or teas. Position jars in sunny spots for optimal growth.
This Mediterranean favorite loves full sun with some afternoon shade. Infuse it into dishes for authentic flavor.

Brew lemon balm tea to ease stress, improve sleep, or soothe digestion. It flourishes in full sun.
From the onion family, chives are effortless to grow. Add to any dish; keep well-watered in sunny locations.
(Also known as cilantro) This herb needs a mix of sun and shade. Perfect for Asian or Mexican cuisine.

Lavender eases migraines, cramps, and promotes sleep—use leaves in teas or oils. Its fragrance perfumes rooms; give it sun and fresh air.
Slow-growing but reliable indoors, marjoram shines in full sun. Season meats or infuse into oils for baths and lotions.