How to Grow Nonstop White

Wikimedia Commons

Nonstop White

Begonia × tuberhybrida 'Nonstop White'

flower

Nonstop White is a compact, floriferous tuberous begonia cultivar bred for continuous blooming throughout the growing season. It produces abundant pure white double flowers on bushy, low-growing plants ideal for containers, borders, and shade gardens. This variety is a hybrid selection known for its vigor and reliable performance in partial shade conditions.

When should you plant Nonstop White in your zone?

Get a personalized planting timeline — when to start seeds, transplant, and harvest — based on your USDA zone and local frost dates. Free to start.

Get my Nonstop White timeline →

Example Nonstop White timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Nonstop White

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. First Nonstop White blooms

    Around Jun 1

    ≈ 45 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Nonstop White dates for your own zip code.

Growing Conditions

☀️
Sun: Partial shade, 3-4 hours of indirect sunlight daily; protect from hot afternoon sun and strong winds
💧
Water: Keep soil consistently moist but not waterlogged; water at soil level to avoid wetting foliage, which encourages disease; reduce watering in fall as growth slows
📏
Spacing: 9-12 inches apart inches
📅
Days to maturity: 45-60 days from planting to first blooms
🌱
Planting depth: Plant tubers 1/2 inch deep with the indented side (concave top) facing up; or transplant seedlings at soil surface level

Soil

Type: Rich, well-draining peat-based or loamy soil with organic matter
pH: 6.0-6.5
Amendments:
Peat moss or coconut coir Perlite or coarse sand for drainage Compost or aged bark Balanced slow-release fertilizer

Growing Zones

Find your zone →

Thrives in zones 3-11 as an annual; tubers can be stored over winter in zones 6 and colder

3a 3b 4a 4b 5a 5b 6a 6b 7a 7b 8a 8b 9a 9b 10a 10b 11a

Sign up free to see if Nonstop White grows in your zone — and get a personalized planting timeline.

Get my Nonstop White timeline →

Growth Stages

1

Sprouting/Early Growth

2-3 weeks

Tubers or seedlings develop initial shoots and leaves; plants are compact with emerging leaf buds

Keep soil consistently moist; maintain warm temperatures (65-70°F); provide bright, indirect light; pinch back early leaders to encourage branching

2

Vegetative Growth

3-4 weeks

Plants develop robust branching structure with dense foliage; multiple stems and leaf nodes form

Continue consistent watering; apply balanced fertilizer every 2-3 weeks; ensure good air circulation to prevent fungal issues; maintain partial shade conditions

3

Flowering/Bloom Initiation

2-3 weeks

First flower buds appear at branch tips; double white flowers begin to open

Shift to higher phosphorus fertilizer (bloom booster) to encourage flowering; maintain consistent moisture and humidity; remove any male flowers if desired to focus energy on double female blooms

4

Continuous Blooming

8-14 weeks or until frost

Abundant double white flowers continuously cover the plant; deadheading not necessary as the plant naturally sheds spent blooms

Maintain steady fertilizing schedule; water consistently; monitor for spider mites and powdery mildew in dry conditions; pinch or trim leggy growth to maintain shape

5

Senescence/Dormancy (optional tuber storage)

4-6 weeks; dormancy lasts 5-6 months

As temperatures cool in fall, flowering slows; foliage yellows and stems die back; tubers harden and enter dormancy

In zones 6 and colder, allow soil to dry after first frost; dig and store tubers in cool (50-60°F), dry location with peat or sand until spring; discard if grown as annual

Companion Planting

Plan your garden →

Plant with:

Avoid planting near:

Strong direct sun that would scorch foliage Avoid placement directly below trees that drip excessively Keep away from aggressive vines or tall plants that will shade completely

Common Pests

  • Increase humidity and air circulation; mist foliage (avoiding blooms); use insecticidal soap or neem oil; remove heavily infested leaves

  • Ensure good air circulation; avoid overhead watering; apply sulfur-based fungicide or baking soda spray (1 tsp baking soda + 1 tbsp oil + 1 tsp soap per gallon water); remove infected leaves

  • Inspect regularly and remove by hand with alcohol-soaked cotton swab; use insecticidal soap; isolate heavily infested plants

  • Use yellow sticky traps; spray with insecticidal soap or neem oil; maintain good air circulation

  • Remove affected leaves promptly; avoid wetting foliage; improve drainage and air circulation; apply copper-based fungicide if severe

Uses

🍳

Edible Begonia Flowers

Culinary

Begonia flowers, including Nonstop varieties, are edible with a slightly tart, citrusy flavor. They can be candied, used as garnish on salads and desserts, or frozen in ice cubes for beverages, adding both visual beauty and subtle flavor. [source]

🏠

Container and Patio Display

Household

The compact, mounding habit and continuous white blooms make Nonstop White ideal for containers, hanging baskets, window boxes, and shaded patio arrangements. It thrives in mixed containers with complementary shade plants. [source]

🦋

Pollinator Garden Addition

Wildlife

While the double flowers are less accessible to pollinators than single varieties, begonias can still attract some bees and beneficial insects to shaded garden areas where fewer nectar sources are available. [source]

🎨

Cut Flowers and Floral Arrangements

Craft

The pure white double flowers are suitable for cutting and hold up reasonably well in floral arrangements, particularly for bridal bouquets, wedding arrangements, and white-themed displays. Flowers last 3-5 days in a vase. [source]

💊

Traditional Herbal Uses

Medicinal

Begonia species have been used in traditional medicine systems for their purported anti-inflammatory and digestive properties, though clinical evidence is limited. Nonstop White is primarily ornamental rather than medicinal. [source]

This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.

Harvest Tips

Nonstop White is grown for ornamental flowers; simply deadhead spent blooms regularly to maintain appearance, though the plant naturally sheds them. For tuber storage in winter (zones 6 and colder): dig tubers after the first frost when stems have died back; brush off soil gently; cure in a cool, dry location for 2-3 weeks; store in dry peat moss or sand at 50-60°F until spring replanting.

Fun Facts

  • 🌱 Tuberous begonias were first developed in the 1800s through hybridization of wild Andean begonia species and have been refined for over 150 years; the 'Nonstop' series was specifically bred to provide continuous blooms without the rest period traditional tuberous varieties require.
  • 🌱 Begonia flowers are technically not all true flowers—male flowers have two stamens while female flowers have a large, winged ovary; the double-flowered forms like Nonstop White are often sterile hybrids created by doubling the petals and eliminating reproductive structures.
  • 🌱 Nonstop White can bloom continuously for 12-14 weeks if properly maintained, earning its 'Nonstop' name; this was a major breeding achievement since older tuberous begonias typically had more distinct blooming periods.

Gardening Terms

New to gardening? Learn about terms used in this guide:

Join 30,000 gardeners planning their gardens with LizPlants.

Get your personalized Nonstop White planting timeline

Tell us your zip code and we'll calculate exactly when to start Nonstop White seeds, transplant seedlings, and harvest — based on your USDA zone and local frost dates. Includes calendar reminders and printable task lists. Free to start.

Get my Nonstop White timeline →