Salem

Rosemary

90d to harvest

Fragrant as a sun-warmed stone wall, Salem Rosemary releases a crisp, resinous pine-citrus aroma with every touch—its flavor brightens from herbal to gently woodsy as the plant matures. Expect narrow, needlelike leaves with a supple, leathery snap and a deep green sheen that holds its character through the season. Grow Salem for aromatic bundles, fragrant foliage for drying, and bold, steady presence in herb beds and containers—an enduring perennial that keeps your garden smelling alive.

Crop Dates

Milestone	Date
Start Indoors	Apr 1st
Last Frost	May 13th
Transplant / Sow Outdoors	May 6th
Harvest Begins	Aug 4th
Harvest Ends	Sep 27th

Crop Details

Trait	Value
Days to Maturity	90
Sun Requirements	Full Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	70
Min Soil Temp (°F)	60
Min Night Temp (°F)	50
Harden Off (days)	10

Frequently Asked Questions

Salvia rosmarinus (Salem) — what pest or disease should I watch for, and how do I treat it?

The most common issue is powdery mildew, which shows up as a white, dusty coating on leaves during humid stretches and crowded growth. Improve airflow by spacing plants and watering at the soil line, then remove the worst leaves; if needed, spray a labeled horticultural sulfur product early in the morning and repeat according to label directions.

How often should I water Salvia rosmarinus during its main growing phase?

Water deeply but infrequently to keep soil lightly moist without staying wet—typically about 1–2 times per week depending on heat. Let the top 1–2 in (2–5 cm) of soil dry before watering again, since rosemary-type salvias (Salvia rosmarinus) struggle if roots sit in constantly damp soil.

How can I tell when Salem (Salvia rosmarinus) is ready to harvest?

Begin harvesting once plants are well established (around 60–90 days) and the stems have multiple sets of leaves, with new growth showing vigorous branching. Harvest sprigs before flowering or just as buds form for best leaf flavor; if you wait until full bloom, stems become more woody and the leaves are less tender.