How to Grow Snapdragon Crimson Velvet
Snapdragon Crimson Velvet
Antirrhinum majus 'Crimson Velvet'
flowerSnapdragon Crimson Velvet is a cultivar of the common snapdragon, prized for its rich, deep crimson-red flowers that resemble an open mouth when squeezed. This upright, tall-growing variety produces dense spikes of velvety blooms that are excellent for cutting and ornamental garden displays. It typically reaches 24-36 inches in height and flowers prolifically throughout the growing season.
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Example Snapdragon Crimson Velvet timeline · Pittsburgh, PA (Zone 6b)
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Plant Snapdragon Crimson Velvet
Around Apr 17Near Pittsburgh's average last spring frost.
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Tend & protect
Late spring–summerWatering, feeding, and pest-watch reminders.
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First Snapdragon Crimson Velvet blooms
Around Jun 16≈ 60 days after planting
Sample dates for Pittsburgh, PA. Sign up to get exact Snapdragon Crimson Velvet dates for your own zip code.
Growing Conditions
Soil
Growing Zones
Find your zone →Thrives in zones 2-10; best as an annual in zones 2-8, and can be short-lived perennial in zones 9-10
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Get my Snapdragon Crimson Velvet timeline →Growth Stages
Seed Germination
1-2 weeksTiny seeds developing first root and cotyledons; minimal above-ground growth
Keep soil consistently moist at 65-75°F. Provide bright light. Seeds need light to germinate, so do not cover heavily. Germination occurs in 7-14 days.
Seedling & Early Growth
2-4 weeksFirst true leaves appear; plant develops a small, bushy rosette of green foliage
Maintain bright, indirect light and consistent moisture. Thin seedlings to proper spacing or transplant individually. Begin light feeding with diluted balanced fertilizer after true leaves appear.
Vegetative Growth
3-5 weeksPlant rapidly increases in height and foliage mass; develops thick central stem and multiple lateral branches
Pinch out growing tips when plant is 6-8 inches tall to encourage bushier growth and more flowering stems. Provide sturdy support if winds are strong. Water consistently and fertilize every 2-3 weeks.
Budding & Early Flowering
2-3 weeksFlower spikes emerge at stem tips; buds form along the spike in unopened tubular flowers
Continue staking if necessary. Reduce nitrogen fertilizer and apply phosphorus-rich formula to encourage blooming. Maintain consistent moisture and deadhead spent flowers regularly to promote continued bloom.
Peak Flowering & Maturity
6-10 weeks and beyondDense spikes of rich crimson-red velvety flowers open sequentially from bottom to top; plant reaches full height
Deadhead spent flower spikes to extend bloom season into fall. Water regularly, especially during hot weather. Continue light fertilizing every 3-4 weeks. Cut flowers for arrangements regularly to promote more blooms.
Common Pests
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Improve air circulation, water at soil level only, remove infected leaves promptly. Apply sulfur dust or fungicide if needed. Avoid overhead watering.
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Spray with strong water stream to dislodge, use insecticidal soap, or apply neem oil in early morning or late evening
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Use yellow sticky traps, spray with insecticidal soap or neem oil, encourage beneficial insects
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Increase humidity and air circulation, spray with water, use miticide or neem oil if infestation is severe
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Improve drainage and air circulation, remove affected foliage, apply copper fungicide, avoid overhead watering
Uses
Edible Flower Garnish
CulinarySnapdragon petals are edible and add visual interest and a slightly peppery flavor to salads, desserts, and beverages. They should be harvested fresh and used immediately. [source]
Cut Flower Arrangements
HouseholdCrimson Velvet snapdragons are excellent tall cut flowers for floral arrangements, lasting 1-2 weeks in water. Their vertical form and rich color make them classic elements in bouquets and decorative displays. [source]
Flower Pressing & Drying
CraftIndividual snapdragon flowers can be pressed between paper or dried by hanging spikes upside down in a warm, dark, dry location. They retain color well and are used in pressed flower crafts and arrangements. [source]
Pollinator Attraction
WildlifeSnapdragons attract bees and other beneficial pollinators to the garden. Their tubular flowers and nectar support native bee populations and other insects that provide important ecological services. [source]
Traditional Herbal Use
MedicinalSnapdragon flowers have been used in traditional herbal medicine for their purported anti-inflammatory and astringent properties, though scientific evidence is limited. Historical uses included treating skin conditions and minor wounds. [source]
This is not medical advice. LizPlants is not a medical resource. Always consult a qualified healthcare professional before using plants medicinally.
Harvest Tips
Cut snapdragon spikes in early morning when lower flowers are just opening and upper buds are still tight. Hold the stem firmly and cut above a leaf node. They last 7-14 days in a vase with fresh, cool water. For prolonged garden display, deadhead spent flower spikes by pinching off the top 2-3 inches to encourage lateral flowering branches.
Fun Facts
- 🌱 Snapdragon flowers get their common name because when the sides of the flower are squeezed, the bloom opens and closes like a small mouth or 'dragon's mouth.' The scientific name Antirrhinum literally means 'nose-like.'
- 🌱 Snapdragon seeds develop inside a pod that, when split open, reveals a pattern resembling a tiny skull with eye sockets—Victorian children called these 'death pods' and used them in games.
- 🌱 Crimson Velvet and other snapdragon cultivars can self-seed in favorable conditions, potentially returning year after year in warmer zones, though plant vigor typically declines after the first season.
Gardening Terms
New to gardening? Learn about terms used in this guide:
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