Purple Ruffles

Family: Lamiaceae Herb

Planting Schedule

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Aromatic and richly colored, Purple Ruffles drapes the garden in velvety, wine-purple leaves with frilled, ruffled edges that feel almost sculpted in the hand.

Expect a sweet-basil fragrance with a gentle, peppery lift—lush and fragrant whether you’re gathering a few sprigs for bright finishing or building bold flavor in your favorite herb-forward dishes. Grow it for its striking foliage first, then enjoy its tender leaves for fresh use and for turning into fragrant herb sauces, pesto-style blends, and quick pickling accents.

Light: Full SunMaturity: 60 DaysHabit: Upright

Botanical illustration of Purple Ruffles

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Purple Ruffles 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 25th – Aug 1st
Zone 2a	Apr 13th	Jul 20th	Sep 18th – Aug 29th
Zone 2b	Apr 3rd	Jul 10th	Sep 8th – Aug 25th
Zone 3a	Apr 3rd	Jul 10th	Sep 8th – Sep 1st
Zone 3b	Apr 7th	Jul 14th	Sep 12th – Sep 21st
Zone 4a	Apr 3rd	Jul 10th	Sep 8th – Sep 24th
Zone 4b	Apr 1st	Jul 8th	Sep 6th – Sep 27th
Zone 5a	Mar 27th	Jul 3rd	Sep 1st – Sep 30th
Zone 5b	Mar 23rd	Jun 29th	Aug 28th – Oct 5th
Zone 6a	Mar 20th	Jun 26th	Aug 25th – Oct 10th
Zone 6b	Mar 14th	Jun 20th	Aug 19th – Oct 16th
Zone 7a	Mar 9th	Jun 15th	Aug 14th – Oct 20th
Zone 7b	Feb 27th	Jun 5th	Aug 4th – Oct 28th
Zone 8a	Feb 18th	May 27th	Jul 26th – Nov 5th
Zone 8b	Feb 9th	May 18th	Jul 17th – Nov 12th
Zone 9a	Jan 23rd	May 1st	Jun 30th – Nov 26th
Zone 9b	Dec 29th	Apr 6th	Jun 5th – Dec 9th
Zone 10a	—	Oct 1st	Nov 30th – Feb 28th
Zone 10b	—	Oct 1st	Nov 30th – Feb 28th
Zone 11a	—	Oct 1st	Nov 30th – Feb 28th
Zone 11b	—	Oct 1st	Nov 30th – Feb 28th
Zone 12a	—	Oct 1st	Nov 30th – Feb 28th
Zone 12b	—	Oct 1st	Nov 30th – Feb 28th
Zone 13a	—	Oct 1st	Nov 30th – Feb 28th
Zone 13b	—	Oct 1st	Nov 30th – Feb 28th

Crop Details

Trait	Value
Days to Maturity	60
Sun Requirements	Full Sun
Growth Habit	Upright
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	75
Min Soil Temp (°F)	60
Min Night Temp (°F)	50
Harden Off (days)	10

Culinary Notes

Chef's Note

Purple Ruffles brings perfume-forward basil sweetness with a peppery twitch, and the tender ruffled leaves break down fast—so use it early for aroma, not late for bitterness. Because it’s soft and oil-rich, it’s a standout for blitzed sauces and tinted herb pastes where the flavor stays bright.

Best Uses

tear-and-toss finishing on hot pasta or grilled vegetables for fast aromatic release
food-processor herb sauce (blitzed smooth) where the purple leaves tint the green
pesto-style grind with nut or olive oil where its tenderness keeps the paste silky
quick refrigerator pickles or vinegars for a sweet-herb punch

Flavor Profile

sweet-basil aromatics gentle peppery lift tender, frilly leaves that bruise into fragrant oils lightly cooling herbal finish

Kitchen Pairings

lemon garlic olive oil parmesan mozzarella pine nuts

Frequently Asked Questions

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

Basil often gets downy mildew (usually shown first by yellowing patches on leaf tops with gray-purple growth on the undersides), especially in humid, still air. Remove and destroy infected leaves immediately, keep plants spaced for airflow, and water at the base in the morning so foliage stays dry. If issues persist, use a labeled fungicide appropriate for basil/leafy greens and avoid wetting leaves at all for the rest of the crop.

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

During active growth, keep the soil consistently moist but not waterlogged—aim for the top 1 inch to dry slightly between waterings. In hot, full-sun conditions this is often about every 2–3 days, but adjust so excess water drains away and stems don’t stay soggy. Mulch can help stabilize moisture, but do not cover the plant crown.

How can I tell when Purple Ruffles basil is ready to harvest?

Harvest when plants are about 6–8 inches tall and before flowering, typically around 50–60 days after sowing. Take leaf tips and pinch the top growth just above a pair of leaves to encourage branching; the first harvest also indicates it’s mature enough to keep producing. If you see flower buds forming, begin harvesting more frequently or you’ll get tougher, less flavorful leaves.