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How to Grow Dipladenia Red Riding Hood

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Dipladenia Red Riding Hood

Mandevilla × 'Red Riding Hood'

vine

Red Riding Hood is a compact, tropical vine cultivar featuring stunning deep red flowers with yellow centers that bloom prolifically throughout warm months. This hybrid mandevilla is prized as an ornamental for containers, hanging baskets, and trellises. It's a tender perennial best grown as an annual in cooler climates or overwintered indoors.

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Example Dipladenia Red Riding Hood timeline · Pittsburgh, PA (Zone 6b)

  1. Plant Dipladenia Red Riding Hood

    Around Apr 17

    Near Pittsburgh's average last spring frost.

  2. Tend & protect

    Late spring–summer

    Watering, feeding, and pest-watch reminders.

  3. Harvest Dipladenia Red Riding Hood

    Around May 17

    ≈ 30 days after planting

Sample dates for Pittsburgh, PA. Sign up to get exact Dipladenia Red Riding Hood dates for your own zip code.

Growing Conditions

☀️
Sun: Full sun, 6-8 hours daily (tolerates light afternoon shade in extreme heat)
💧
Water: Keep soil consistently moist but not waterlogged during growing season; allow slight drying between waterings. Reduce water in winter dormancy. Water at soil level to keep foliage dry.
📏
Spacing: 12 inches
📅
Days to maturity: 30-45 days to first flowers from transplant
🌱
Planting depth: Plant at same depth as nursery pot; seeds 1/4 inch deep

Soil

Type: Well-draining loamy soil with organic matter
pH: 6.0-7.0
Amendments:
Peat moss or coco coir Perlite or sand for drainage Compost Slow-release fertilizer

Growing Zones

Find your zone →

Thrives year-round in zones 10-11; grow as annual or container plant in zones 3-9

10a 10b 11a 11b

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Growth Stages

1

Seedling

2-3 weeks

Small plants with 2-4 leaves emerging from soil, tender green growth

Keep soil warm (70-75°F), maintain high humidity, provide bright indirect light, protect from drafts

2

Vegetative Growth

3-6 weeks

Vigorous vine extension with increasing leaf production, deep green foliage, no flower buds yet

Provide support structure or trellis, maintain consistent moisture and nutrients, pinch tips occasionally to encourage branching

3

Budding

1-2 weeks

Small red buds forming at leaf axils along the stems, plant structure becoming fuller

Continue regular watering and feeding, ensure adequate light for bud development, maintain warm temperatures (65-75°F minimum)

4

Flowering

8-12 weeks (or longer in warm climates)

Abundant deep red flowers with bright yellow centers opening continuously, vine covered in blooms

Deadhead spent flowers to encourage continuous blooming, maintain consistent watering, feed every 2 weeks with bloom-promoting fertilizer, monitor humidity

5

Winter Dormancy

2-4 months

Slowed growth, fewer flowers, partial leaf drop in cool temperatures or if overwintering indoors

Reduce watering significantly, cut back on fertilizer, maintain minimum 50°F temperature, prune back in spring before new growth

Companion Planting

Plan your garden →

Plant with:

Calibrachoa Petunias Bacopa Angelonia Scaevola Ivy Verbena

Avoid planting near:

Heavy nitrogen feeders that compete for nutrients Plants requiring dry conditions

Common Pests

  • Increase humidity, spray with water, use insecticidal soap or horticultural oil, ensure good air circulation

  • Remove with cotton swab dipped in rubbing alcohol, apply neem oil or insecticidal soap weekly

  • Use yellow sticky traps, spray with insecticidal soap or neem oil, improve air circulation

  • Spray with strong water stream, apply insecticidal soap, use neem oil if severe

  • Remove manually, apply horticultural oil, treat with systemic insecticide if heavy infestation

Uses

🍳

Not for culinary use

Culinary

Dipladenia is ornamental only and not edible. The plant contains cardiac glycosides and is toxic if ingested. [source]

🏠

Container and landscape ornamental

Household

Excellent for containers, hanging baskets, window boxes, and trellis training. The vibrant red flowers brighten patios, porches, and garden beds throughout the growing season. [source]

🦋

Hummingbird and butterfly attraction

Wildlife

The tubular red flowers attract hummingbirds and butterflies, making it an excellent choice for pollinator gardens and bringing wildlife activity to outdoor spaces. [source]

🎨

Cut flower arrangements

Craft

Fresh-cut flower sprays with multiple blooms can be used in floral arrangements and tropical-themed bouquets, lasting several days in water when stems are properly conditioned. [source]

Harvest Tips

This is an ornamental plant grown for flowers, not harvest. Deadhead spent blooms regularly (every 2-3 days during peak season) to encourage continuous flowering. Cut back stems by 1/3 to 1/2 in spring to promote bushier growth and more abundant blooms.

Fun Facts

  • 🌱 Red Riding Hood is a compact, dwarf cultivar of Mandevilla specifically bred for container growing, making it more manageable than standard mandevilla vines which can grow 10+ feet
  • 🌱 The bright red flowers with yellow throats mimic the colors of traditional fairy tale imagery, which inspired the cultivar name
  • 🌱 Mandevilla flowers are pollinated by hummingbirds and sphinx moths in their native tropical South and Central American habitats

Gardening Terms

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

Annual Cultivar Deadhead Full Sun Hybrid Perennial Trellis
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