Giant Aldama
(Aldama excelsa)
Giant Aldama (Aldama excelsa)
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© María Eugenia Mendiola González
CC BY-SA 4.0
Image By:
© María Eugenia Mendiola González
Recorded By:
Copyright:
CC BY-SA 4.0
Copyright Notice:
Photo by: © María Eugenia Mendiola González | License Type: CC BY-SA 4.0 | License URL: http://creativecommons.org/licenses/by-sa/4.0/ | Uploader: marumg | Publisher: iNaturalist |

























Estimated Native Range
Climate Requirements for Rahway, New Jersey
This Plant | Your Site | Plant Suitability for Your Location | ||
---|---|---|---|---|
• Precipitation | 14" - 118" | 49" | Aquatic | Aquatic |
• High Temp. | 66°F - 99°F | 86°F | Your summer temperatures are normal for this plant. | Excellent |
• Low Temp. | 31°F - 66°F | 22°F | Your winter temperatures may be too cold for this plant | Too cold |
This plant may not grow well at your location - your precipitation is too high.
Summary
Aldama excelsa, commonly known as Giant Aldama, is a perennial shrub native to Mexico. It can grow to a typical height of 6-10 feet (1.8-3 meters) and a width of 3-6 feet (0.9-1.8 meters). Aldama excelsa has a bushy form with large, showy, yellow flowers that bloom profusely in the spring and summer, attracting pollinators such as bees and butterflies.
Giant Aldama is valued for its vibrant floral display and can serve as an ornamental focal point in tropical and subtropical gardens. It is used in border planting, as a specimen plant, or for creating a natural screen. This shrub thrives in full sun and requires medium amounts of water, making it relatively drought-tolerant once established. It prefers well-draining loam or clay soils and is generally low-maintenance, though it may require occasional pruning to maintain its shape. While not commonly reported to have significant disease issues, it can be susceptible to pests like aphids and whiteflies.CC BY-SA 4.0
Giant Aldama is valued for its vibrant floral display and can serve as an ornamental focal point in tropical and subtropical gardens. It is used in border planting, as a specimen plant, or for creating a natural screen. This shrub thrives in full sun and requires medium amounts of water, making it relatively drought-tolerant once established. It prefers well-draining loam or clay soils and is generally low-maintenance, though it may require occasional pruning to maintain its shape. While not commonly reported to have significant disease issues, it can be susceptible to pests like aphids and whiteflies.CC BY-SA 4.0
Plant Description
- Plant Type: Shrubs
- Height: 6-10 feet
- Width: 4-6 feet
- Growth Rate: Moderate
- Flower Color: Yellow
- Flowering Season: Spring, Summer
- Leaf Retention: Deciduous
Growth Requirements
- Sun: Full Sun
- Water: Medium
- Drainage: Medium
Common Uses
Bee Garden, Butterfly Garden, Showy Flowers
Natural Habitat
Open woodlands and savannas
Other Names
Common Names:
Scientific Names: Aldama excelsa , Helianthus excelsus , Helianthus giganteus , Helianthus trinervis , Tithonia excelsa , Viguiera excelsa , Viguiera excelsa , Viguiera excelsa var. dilatatifolia , Viguiera excelsa var. genuina , Viguiera excelsa var. megacephala , Viguiera magnicapitata
GBIF Accepted Name: Aldama excelsa