Purple Ruffles Basil

Family: Lamiaceae Herb

Planting Schedule

Provide your location or planting zone to unlock dates and add Purple Ruffles Basil to a garden.

Sink your senses into Purple Ruffles Basil’s velvety, deep plum leaves—an aromatic cascade with a ruffled, frilled edge that looks as lush as it smells.

The flavor is bright and sweet with a cool, herbaceous lift, tender enough for fresh use and robust enough to shine when dried or blended into fragrant sauces. Grow it for 45 days to maturity and enjoy a compact, upright habit that keeps producing richly colored leaves for continuous harvests.

Light: Full SunMaturity: 45 DaysHabit: Upright

Botanical illustration of Purple Ruffles Basil

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Purple Ruffles 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	May 4th	Jun 1st	Jul 16th – Aug 1st
Zone 2a	Apr 27th	May 25th	Jul 9th – Aug 29th
Zone 2b	Apr 17th	May 15th	Jun 29th – Aug 25th
Zone 3a	Apr 17th	May 15th	Jun 29th – Sep 1st
Zone 3b	Apr 21st	May 19th	Jul 3rd – Sep 21st
Zone 4a	Apr 17th	May 15th	Jun 29th – Sep 24th
Zone 4b	Apr 15th	May 13th	Jun 27th – Sep 27th
Zone 5a	Apr 10th	May 8th	Jun 22nd – Sep 30th
Zone 5b	Apr 6th	May 4th	Jun 18th – Oct 5th
Zone 6a	Apr 3rd	May 1st	Jun 15th – Oct 10th
Zone 6b	Mar 28th	Apr 25th	Jun 9th – Oct 16th
Zone 7a	Mar 23rd	Apr 20th	Jun 4th – Oct 20th
Zone 7b	Mar 13th	Apr 10th	May 25th – Oct 28th
Zone 8a	Mar 4th	Apr 1st	May 16th – Nov 5th
Zone 8b	Feb 23rd	Mar 23rd	May 7th – Nov 12th
Zone 9a	Feb 6th	Mar 6th	Apr 20th – Nov 26th
Zone 9b	Jan 12th	Feb 9th	Mar 26th – Dec 9th
Zone 10a	Continuous Production
Zone 10b	Continuous Production
Zone 11a	Continuous Production
Zone 11b	Continuous Production
Zone 12a	Continuous Production
Zone 12b	Continuous Production
Zone 13a	Continuous Production
Zone 13b	Continuous Production

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

Purple Ruffles Basil gives you that unmistakable sweet-basil perfume with a cooler, fresher edge—its frilly leaves practically beg for tearing by hand so the oils hit the air. It blends up smooth for pesto and sauces, but you can also use it as a late-stage herb: add off-heat so it stays fragrant and doesn’t slide into bitterness.

Best Uses

tear-and-toss finishing for salads and warm grain bowls
blend into silky pesto and emulsify with nutty, fatty bases
infuse into vinegar or syrup for fragrant, lightly sweet dressings
dry or quick-crush to season rubs and stir-ins without turning bitter

Flavor Profile

sweet, bright basil aromatics cool herbaceous lift with a clean, floral edge tender leaf texture with a faint peppery bite holds perfume well when warmed or dried

Kitchen Pairings

extra-virgin olive oil garlic lemon parmesan mozzarella white beans

Frequently Asked Questions

What pest or disease most commonly affects Ocimum basilicum (Purple Ruffles basil), and how can I manage it?

Watch for downy mildew, which shows as yellow patches on the upper leaves with gray-purple growth underneath, especially in humid conditions. Improve air flow by spacing plants and watering at the soil line (not overhead), and remove badly affected leaves to slow spread. If problems persist, apply a labeled fungicide for basil downy mildew and avoid re-wetting foliage in the following week.

How often should I water Purple Ruffles basil during active growth, and what soil moisture level should I maintain?

During the main growing phase, water when the top 1 inch of soil feels dry, then water thoroughly until the excess drains. Ocimum basilicum prefers consistently moist soil but not soggy conditions—aim for evenly damp soil that never stays waterlogged. In summer heat, this may be every 1–3 days, depending on pot size and rainfall.

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

Start harvesting around 40–45 days after sowing when plants have multiple sets of mature leaves and reach a workable height. Pick by snipping above a leaf pair (just above where two leaves branch) to trigger new side growth. Harvest regularly once it’s producing; for the best flavor, do it before the plant starts forming flower buds.