

Pumpwood Cecropia schreberiana
Pumpwood is a perennial tree native to Puerto Rico and the U.S. Virgin Islands. It grows to 65 ft and blooms Feb in part shade – shade, with green fruit.
More about this plant
Cecropia schreberiana is a fast-growing tropical tree in the family Urticaceae. It is known by many different common names, including trumpetwood, pumpwood, guarumo, snakewood tree, and downgolog. It is native to the Caribbean and northern South America where it grows primarily in disturbed areas of subtropical to montane rainforest zones. Wikipedia →
Growing & care
USDA PLANTS · TRY- Sun
- Part shade – shade
- Soil & moisture
- Medium moisture
- Soil pH
- 5–7
- Fertility need
- Low
- Adapts to
- Coarse (sandy), Medium (loam), Fine (clay)
- Hardiness
- USDA zone 12+
- Height
- 65 ft
- Mature width
- ~ 39 ft wide DERIVED derived estimate — open-grown crown allometry (height × growth-form ratio); not a measurement
- Spacing
- 8–12 ft apart from USDA planting density
- Spread
- Slow
- Growth rate
- Rapid
- Growth form
- Single stem
- Lifespan
- Perennial · short-lived
- Foliage
- Broadleaf · coarse texture
- Active growth
- Spring through autumn
- Fruit
- Green
- Propagate by
- Seed, Cuttings, Bare root, Container
- Seed starting
- No stratification needed
- Seeds ripen
- Spring – Summer seed-collection / harvest window
- In the trade
- No known commercial source
- Resprouts if cut
- Yes regrows after top-kill
Sow timing keys off your local last- and first-frost dates.
Wildlife & pollinators
How pollinator value is scored →❧ Caterpillar hosts Documented caterpillar host
Recorded feeding on Cecropia in North America, including:
Wildlife & visitors 14 birds · 1 mammal
Open records of who else uses Pumpwood — a generalist food-web signal, kept separate from the keystone Ecological Value.
Recorded eaten by 14 birds and 1 mammal species (fruit, seed, browse) — the most-recorded:
+ 1 more species → ↑ show fewer
How we know this (2) Methods & honest limits
A recorded categorical fact: each species is tagged C3 (standard), C4 (heat/water-efficient) or CAM (succulent, night-time CO₂ uptake) — or a facultative combination. We only show a trait card for the noteworthy C4/CAM cases; C3 is the unremarkable majority, kept in the data but not surfaced as a card.
For woody plants that have a height but no measured crown, we estimate width = height × a crown-to-height ratio fit for that plant’s form (conifers narrower than broadleaf trees, shrubs widest), calibrated on our measured open-grown crowns and capped at the largest one ever measured. A measured crown always wins; herbaceous plants get nothing (no anchor).
Honest limits: A coarse class-median estimate for garden-scale spacing, not a measurement; woody single/multi-stem forms only.
Sources for this entry (30) Open & cited
Cite this page Open data, please attribute
PlantKey’s data is open under CC BY-SA 4.0 — free to reuse and adapt, with attribution and the same licence. Photos keep their own per-image licence + credit (see Sources above).
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