Napoletano Basil

Basil

Zone 9a Save Garden

🌱 60d to harvest Upright

Fragrant as a sunlit piazza, Napoletano Basil unfurls with richly aromatic leaves that feel velvety to the touch and hold their l…

Crop Dates

Milestone	Date
Start Indoors	Jan 23rd
Last Frost	Mar 6th
Transplant / Sow Outdoors	Apr 17th
Harvest Begins	Jun 16th
Harvest Ends	Nov 26th

Crop Details

Trait	Value
Days to Maturity	60
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

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Frequently Asked Questions

What pest or disease problem is most common on Ocimum basilicum (basil) and how do I treat it at home?

A frequent issue on Ocimum basilicum is downy mildew, which shows as yellow patches on the upper leaf surface and a gray-purple fuzzy growth on the underside. Remove and discard infected leaves immediately, improve airflow (thin plants and avoid crowding), and water only the soil—don’t splash leaves. If mildew keeps spreading, switch to a labeled organic fungicide and follow the label schedule closely.

How often should I water Ocimum basilicum during the main growing phase?

During active growth (roughly weeks 3–8 toward the ~60-day maturity), keep soil consistently moist but never waterlogged. Water when the top 1 inch (2–3 cm) of soil feels dry, typically every 2–4 days in full sun depending on container size and heat. Basil is sensitive to drought stress—wilting then drying repeatedly reduces leaf growth and yield.

How can I tell when Napoletano basil is ready to harvest?

Harvest Ocimum basilicum when plants are about 8–12 inches (20–30 cm) tall and have multiple sets of mature leaf pairs, usually around 50–60 days from sowing. Take cuttings just above a leaf pair (pinch the stem back), which encourages branching and more leaf production. Start with light harvesting once flowering begins to form; if buds open, flavor often declines, so harvest frequently to prevent full flowering.

Fragrant as a sunlit piazza, Napoletano Basil unfurls with richly aromatic leaves that feel velvety to the touch and hold their lush, deep-green color through harvest. The flavor is bright and distinctly Italian—sweet, herbaceous, and unmistakably basil-forward—ideal for fresh bouquets of flavor and for making fragrant sauces, pesto-style blends, and aromatic finishing oils. Vigorous and dependable at about 60 days, it’s a standout for gardeners who want a steady supply of tender, high-scent leaves all season long.

Sowing Tips

Transplant Conditions

Wait until soil reaches 60°F and nights stay above 50°F before moving outdoors. Harden off for 10 days first.

Expert Note

Start basil warm and don’t rush transplanting—cool nights slow growth and reduce leaf yield for sauce use.