Delta Pure Colors

Family: Violaceae Flower

Planting Schedule

Provide your location or planting zone to unlock dates and add Delta Pure Colors to a garden.

Velvety petals unfurl in a luminous spectrum—Delta Pure Colors pansies bloom with crisp, high-contrast faces and a clean, saturated color that looks freshly painted in the garden.

The texture is plush and slightly ruffled at the edges, with a bright central blaze that gives each flower a confident, symmetrical presence. Ideal for beds, borders, and containers, Delta Pure Colors delivers long-lasting color from cool-season planting through the heart of spring—an ornamental showpiece you’ll want to keep in view.

Light: Part SunMaturity: 70 DaysHabit: Rosette

Botanical illustration of Delta Pure Colors

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

Crop Details

Trait	Value
Days to Maturity	70
Sun Requirements	Part Sun
Growth Habit	Rosette
Support Needed	None
Planting Depth	Normal
Germination Temp (°F)	65
Min Soil Temp (°F)	40
Min Night Temp (°F)	28
Harden Off (days)	7

Culinary Notes

Chef's Note

Delta Pure Colors pansies are edible and lean toward a gentle floral sweetness with a slightly leafy snap—best when you treat them like a fresh garnish, not something that gets cooked hard. Their plush, ruffled petals look electric on a cold finish, especially against sharp acid like lemon or champagne vinegar.

Best Uses

thinly garnish on chilled plates for high-color impact
toss into mixed greens with a light vinaigrette (keeps their face crisp)
fold into soft cheeses or labneh as a vivid, edible confetti
steep briefly in simple syrup or tea for a delicate color-forward infusion

Flavor Profile

light, floral sweetness subtle grassy/herbaceous edge soft velvety mouthfeel with a faint, leafy snap

Kitchen Pairings

lemon zest goat cheese balsamic vinegar honey champagne vinaigrette fresh herbs like chive or tarragon

Frequently Asked Questions

What common disease affects Viola × wittrockiana (pansies) in home gardens, and how can I prevent it?

Pansies (Viola × wittrockiana) are especially prone to fungal leaf spotting and botrytis gray mold when foliage stays wet. Water at the soil line, remove heavily spotted leaves promptly, and space plants so leaves don’t touch. If you see spreading spots, switch to watering early in the day and use a labeled fungicide for ornamentals per the label directions.

How often should I water Viola × wittrockiana during peak growth (about weeks 3–10)?

During active growth, keep the root zone evenly moist but not soggy—aim for lightly moist soil that never dries completely. In part-sun beds, this is often about 1–2 deep waterings per week depending on weather, with more frequent watering in heat or containers. Check by feel: if the top 1 inch (2–3 cm) is dry, water thoroughly and let excess drain.

How do I know when Delta Pure Colors pansies are ready to harvest (flowers)?

For Viola × wittrockiana, harvest readiness is based on bloom stage, not just days to maturity—pick when individual flowers are fully colored and the petals are open and crisp. For cut flowers, harvest in the morning after dew dries, and remove spent blooms to keep the plant producing new flowers through the season. If you’re growing for seed (less common in home gardens), wait until seed pods are dry and brown before collecting.