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Begonia (Semperflorens / Wax)

🌸 Flower
Hardiness Zones 3a to 10b
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📖 About This Plant

Begonia (Semperflorens / Wax Begonia) is the most reliable and versatile annual bedding plant available, producing a non-stop carpet of small, cheerful blooms in shades of red, pink, and white from late spring until hard frost. Thriving in zones 9–11 as perennials but grown as annuals everywhere, wax begonias are uniquely tolerant of both full sun and deep shade — making them the first choice when you're unsure of a site's light conditions. The waxy, glossy foliage (green or bronze) resists disease and drought better than most annuals. A single flat of begonias planted in May will still be blooming vigorously in October with almost no maintenance.

📊 Quick Facts

Sun
Full to Partial Sun
Water
Moderate
Season
Late Spring (after last frost)
Harvest
50-65 days

📅 When to Plant in Your Area

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🌱 Care Tips

Start wax begonias from seed indoors 12–14 weeks before last frost (seeds are tiny — surface sow and don't cover), or buy transplants. Plant outdoors after last frost in moist, well-drained soil with organic matter. Space 8–10 inches apart. Water at the base; begonias are susceptible to botrytis in humid conditions with wet foliage. Fertilize every 4 weeks with a balanced fertilizer. Deadheading is optional — modern varieties are largely self-cleaning. In fall, take 3-inch stem cuttings before frost to overwinter on a windowsill. Begonias are not drought-tolerant; in containers, check moisture daily in summer heat. Bronze-leaved varieties tolerate more sun than green-leaved types.

🤝 Companion Plants

These plants grow well alongside Begonia:

Impatiens Coleus Lobelia

🌿 Related Flower

More flower that grow in similar conditions:

❓ Frequently Asked Questions

What hardiness zones can you grow Begonia (Semperflorens / Wax) in?
Begonia (Semperflorens / Wax) grows best in USDA Hardiness Zones 3a–10b. Begonia (Semperflorens / Wax Begonia) is the most reliable and versatile annual bedding plant available, producing a non-stop carpet of small, cheerful blooms in shades of red, pink, and white from late spring until hard frost. Always check your local zone before planting.
How much sun does Begonia (Semperflorens / Wax) need?
Begonia (Semperflorens / Wax) requires Full to Partial Sun. Start wax begonias from seed indoors 12–14 weeks before last frost (seeds are tiny — surface sow and don't cover), or buy transplants.
When should I plant Begonia (Semperflorens / Wax)?
Begonia (Semperflorens / Wax) is best planted in Late Spring (after last frost). Start wax begonias from seed indoors 12–14 weeks before last frost (seeds are tiny — surface sow and don't cover), or buy transplants. Plant outdoors after last frost in moist, well-drained soil with organic matter.
How long does Begonia (Semperflorens / Wax) take to harvest?
Begonia (Semperflorens / Wax) typically reaches harvest in 50-65 days. Water needs are Moderate. Grow it alongside Impatiens and Coleus for best results.
Where can I buy Begonia (Semperflorens / Wax) plants or seeds?
You can buy Begonia (Semperflorens / Wax) from trusted online nurseries and seed suppliers. GrowScore links to the best-rated retailers for your region (US, Canada, and UK). Compare options on this page to find the best price and availability.
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