Overview
Cardboard Palm is a compact Mexican cycad, not a true palm. Its low rosette of thick, stiff, fuzzy leaflets creates bold tropical texture and holds up well in warm, dry, well-drained Tampa landscapes.
Mature Size and Habit
A mature plant usually reaches about 3 to 5 feet tall and 5 to 8 feet wide. New fronds emerge from a short central trunk or crown and spread outward in a broad symmetrical rosette. Growth is slow to moderate.
Best Landscape Uses
Use it as a specimen, in small groups, in rock gardens, or as a bold accent near an entry. It pairs well with gravel, stone, and simple tropical plantings. Keep the full mature width clear of walks and seating.
Sunlight
Full sun to partial shade is suitable. Sun creates a compact dense plant, while filtered shade produces longer softer-looking fronds. Sudden movement from deep shade into intense sun can scorch foliage.
Soil and Drainage
Excellent drainage is essential. Sandy, rocky, and well-drained amended soils work well. Never place the crown in a low wet bed or bury it under mulch because stem and root rot can follow.
Irrigation
Water regularly while roots establish, then allow the soil to dry partly between applications. Mature plants tolerate drought. Frequent irrigation into the crown or continually wet soil increases disease risk.
Best Planting Season
Plant from spring through early fall in Tampa so roots develop in warm soil. Handle the root ball carefully and set the crown at its original grade.
Pruning and Maintenance
Remove only fully yellow or dead fronds using gloves and clean tools. Do not cut the central growing point. Nutrient deficiencies can distort new growth, so diagnose the cause before applying supplements.
Wildlife Value
Its wildlife value is limited compared with native coontie. Where habitat is a priority, Florida native coontie offers a better relationship with the Atala butterfly.
Cold and Heat Sensitivity
It tolerates high heat, bright sun, wind, drought, and some salt exposure. Frost can burn foliage, and hard freezes can damage the crown. Protected sites improve winter appearance in Tampa.
Toxicity, Thorns, and Roots
All plant parts are poisonous if eaten, with seeds posing a serious risk to pets and children. It has no true thorns, but the stiff leaflet tips can scratch. Roots are not known for lifting pavement, though the broad fronds need physical clearance.
Invasive and Placement Concerns
It is nonnative and not generally listed as invasive in Florida. Buy nursery-propagated plants from reputable sources because wild cycad populations face conservation pressure. Keep it away from play areas, dog runs, and edible gardens due to toxicity.
Authoritative Resources
Review NC State Extension Plant Toolbox and Royal Botanic Gardens, Kew.
Local Delivery
Local delivery only in approved South Tampa ZIP codes. $600.00 minimum plant order. $100.00 flat delivery fee. Ecoscape will contact you to schedule delivery.