Pistou Basil

Family: Lamiaceae Herb

Planting Schedule

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Fragrant as fresh summer air, Pistou Basil unfurls with glossy, medium-green leaves that release a bright, sweet-camphor aroma the moment you brush past them.

The foliage is tender and richly textured—ideal for gathering in generous handfuls—while the flavor stays clean and vivid, with a classic basil sweetness that shines in green sauces and aromatic blends. Grow Pistou Basil for bold, fragrant harvests in about 45 days, and let its abundant leafiness inspire your most flavorful garden creations.

Light: Full SunMaturity: 45 DaysHabit: Upright

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Pistou Basil Planting Dates by USDA Zone

Estimated US hardiness-zone windows for sow, transplant, and harvest. Enter a US ZIP above for exact local dates, or open a zone below.

Zone	Start Indoors	Sow / Transplant	Harvest
Zone 1a	Protected Environment Only
Zone 1b	Apr 20th	Jul 27th	Sep 10th – Aug 1st
Zone 2a	Apr 13th	Jul 20th	Sep 3rd – Aug 29th
Zone 2b	Apr 3rd	Jul 10th	Aug 24th – Aug 25th
Zone 3a	Apr 3rd	Jul 10th	Aug 24th – Sep 1st
Zone 3b	Apr 7th	Jul 14th	Aug 28th – Sep 21st
Zone 4a	Apr 3rd	Jul 10th	Aug 24th – Sep 24th
Zone 4b	Apr 1st	Jul 8th	Aug 22nd – Sep 27th
Zone 5a	Mar 27th	Jul 3rd	Aug 17th – Sep 30th
Zone 5b	Mar 23rd	Jun 29th	Aug 13th – Oct 5th
Zone 6a	Mar 20th	Jun 26th	Aug 10th – Oct 10th
Zone 6b	Mar 14th	Jun 20th	Aug 4th – Oct 16th
Zone 7a	Mar 9th	Jun 15th	Jul 30th – Oct 20th
Zone 7b	Feb 27th	Jun 5th	Jul 20th – Oct 28th
Zone 8a	Feb 18th	May 27th	Jul 11th – Nov 5th
Zone 8b	Feb 9th	May 18th	Jul 2nd – Nov 12th
Zone 9a	Jan 23rd	May 1st	Jun 15th – Nov 26th
Zone 9b	Dec 29th	Apr 6th	May 21st – Dec 9th
Zone 10a	—	Oct 1st	Nov 15th – Feb 28th
Zone 10b	—	Oct 1st	Nov 15th – Feb 28th
Zone 11a	—	Oct 1st	Nov 15th – Feb 28th
Zone 11b	—	Oct 1st	Nov 15th – Feb 28th
Zone 12a	—	Oct 1st	Nov 15th – Feb 28th
Zone 12b	—	Oct 1st	Nov 15th – Feb 28th
Zone 13a	—	Oct 1st	Nov 15th – Feb 28th
Zone 13b	—	Oct 1st	Nov 15th – Feb 28th

Crop Details

Trait	Value
Days to Maturity	45
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

Culinary Notes

Chef's Note

Pistou basil has that unmistakable sweet-camphor aroma that jumps out the second it hits oil or heat—use it aggressively but late, so it stays green and fragrant instead of fading into bitterness.

Best Uses

pistou-style green sauce (blended just until smooth, then loosened with olive oil and a touch of starchy water)
tear-and-fold into warm pasta at the last second so the leaves stay vivid and fragrant
quick herb oil or chimichurri-like green dressing where you want aroma to stay sharp, not bitter
stacked onto fresh mozzarella or burrata and finished with coarse salt to make the herb taste louder

Flavor Profile

sweet, clean basil sweetness bright aromatic lift with a faint sweet-camphor edge tender, glossy leaves with a silky, chew-tender texture when chopped

Kitchen Pairings

extra-virgin olive oil garlic lemon zest or lemon juice Parmigiano-Reggiano mozzarella or burrata white beans

Frequently Asked Questions

What’s the most common pest or disease on Ocimum basilicum (pistou basil), and how can I fix it quickly?

Basil commonly gets downy mildew (often first as yellow patches on top leaves with gray-purple fuzzy growth underneath), especially in humid, crowded plantings. Remove and discard affected leaves, improve airflow with wider spacing, and water at the base in the morning so foliage stays dry; if it’s spreading, use a labeled garden fungicide suitable for basil and downy mildew. Check underside leaf surfaces every few days once nights get cooler or humidity rises.

How often should I water pistou basil during the main growing phase?

During active growth (about weeks 3–6 after sowing/planting), keep soil consistently slightly moist but never waterlogged—aim for watering when the top 1 inch feels dry. Water deeply at the base so moisture reaches the root zone, then let excess drain; basil in Lamiaceae is prone to stem and root issues if kept constantly wet. In hot full sun, this may mean watering every 2–3 days, but always adjust to soil dryness rather than a fixed schedule.

How do I know when pistou basil is ready to harvest (Ocimum basilicum)?

Harvest when plants are about 6–8 inches tall and have multiple pairs of mature leaves—typically around 45 days from sowing, depending on conditions. Pinch or cut stems just above a leaf pair to encourage branching, and harvest before flowering for the best leaf quality and flavor. If you see flower buds forming, start harvesting more frequently because leaf aroma declines as plants shift to flowering.