Dahlia Cultorum, a hybrid group of dahlias, offers vibrant, diverse blooms in countless colors and forms, perfect for adding summer and fall color to gardens and arrangem
At-a-glance light, water, soil, and growing conditions from plant data
Full sun is ideal.
100% intensity
At least 6-8 hours of direct sunlight per day.
Keep soil consistently moist.
75% intensity
Avoid waterlogged soil.
Well-drained, fertile loam
50% intensity
Warm temperatures.
75% intensity
Prefers 15-25°C during the day; cooler at night. Protect from frost.
Outdoor
50% intensity
Regular feeding during growth.
75% intensity
Balanced fertilizer, low nitrogen once blooming.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
Non-toxic
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Dahlia × cultorum requires consistent moisture, especially during the growing season. Water deeply when the top 2-3 cm of soil feels dry. Avoid waterlogged conditions, which can lead to root rot.
Reduce watering in fall as the plant begins to decline.
Deadheading spent blooms regularly encourages continuous flowering. Pinch back young plants to promote bushier growth. Remove any yellowing or diseased foliage promptly.
In autumn, cut stems back to about 15 cm after the first frost to prepare for winter storage.
Dahlia × cultorum is typically propagated by division of tubers in early spring. Ensure each division has at least one eye or bud.
Cuttings can also be taken from new shoots in spring, rooted in a moist medium, and then planted out.
Dahlias grown in containers may need repotting annually or every other year. Repot in early spring when new growth appears. Use a well-draining potting mix and a larger container to accommodate the tuberous root system.
Ensure good drainage holes.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Photos of Dahlia Cultorum (Dahlia × cultorum)
Where Dahlia Cultorum (Dahlia × cultorum) is found
Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Species | Dahlia × cultorum |
Similar in genus Dahlia
Answers based on plant encyclopedia data
