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Full Specimen Plate

Philodendron martianum

Flask Philodendron

LightHigh
LightBright, indirect light
HumidityMedium-High
HumidityHigh, 60-80%
TemperatureWarm
Temperature18°C - 26°C
SizeSmall
SizeCompact, 40-60cm
Growth RateSlow
Growth RateSlow to Moderate
DifficultyModerate
DifficultyRewards a consistent watering and light routine, but tolerates the occasional lapse. Suited to growers with some houseplant experience.
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WildEndemic to Ecuador (Zamora–Chinchipe Province)

7cm Target Price

£106.00

EstimatedFewer than 3 recorded sales. The figure comes from retail stock or the genus price tier, so treat it as a rough guide.

Target Price Guide

Select Plant Size

7cm Target Price

Base

£106.00

EstimatedFewer than 3 recorded sales. The figure comes from retail stock or the genus price tier, so treat it as a rough guide.

No UK sold listings recorded yet. This figure comes from retail stock or the genus price tier.

About this target price: The figure above is the current market rate for an established 7cm whole pot specimen. Other sizes show their own recorded sale price where enough recent sales exist, or an estimate calculated proportionally from this one otherwise.
See full auction data ↓
Retail Price?The average price across tracked UK retailers (nurseries and specialty stores).
Not tracked
Not currently stocked by tracked UK retailers

How prices are calculated: The target price uses online sold listings converted to GBP at current exchange rates, excluding extreme outliers to ensure a fair-value guide. Falls back to UK retail average when auction data is unavailable.

Market Hub

Philodendron martianum Engl. Sold Prices & Live Market

What the Target Price above is based on: eBay sold prices by plant size, live listings, and retailer stock.

No eBay sales recorded yet. Sold listings are collected as they appear on eBay.

Before You Buy

Species-specific things to check when evaluating a listing

  • Check the growing point for firmness — softness here usually means rot has already reached the crown
  • Look for genuinely thick, swollen petioles rather than slender ones, since this trait is the whole point of the species
  • Confirm the root system looks proportionate to the plant's size
  • Check for pest damage at the base of the petioles, an easy place for scale or mealybugs to go unnoticed

Philodendron martianum Engl. Morphology

leaf ShapeElliptic to oblong
leaf Length20-35 cm
leaf Width10-15 cm
petiole ColorGreen
venationPronounced midrib
textureLeathery
variegationNone
growth HabitSelf-heading rosette

About Philodendron martianum Engl.

Thick, sausage-like, swollen petioles give Philodendron martianum its 'Flask' nickname and set it apart from every climbing species in the genus — this is a self-heading plant with a compact rosette habit, no support required. Endemic to humid lower montane forest in southern Ecuador's Zamora-Chinchipe Province, it's adapted to steep slopes and does best in rocky, well-drained soil rich in leaf litter. Leathery elliptic leaves and persistent cataphylls at the base complete a plant whose whole appeal sits in that unusual swollen-stem silhouette.

Native Range

Ecuador

Propagation Guide

How to Propagate Philodendron martianum Engl.

Propagation Difficulty
Moderate?Rewards a consistent watering and light routine, but tolerates the occasional lapse. Suited to growers with some houseplant experience.
Time to Establish

4-8 months

True From Cuttings
Yes

Cultivar character is preserved through vegetative cuttings

Propagates from basal offsets once the rosette is established; self-heading philodendrons are slower to offset than climbing types but establish reliably once rooted.

Care Guide

Philodendron martianum Engl. Care Guide & Growing Conditions

Substrate

A high-porosity mix — 50% perlite, 30% orchid bark, 20% coco coir — in a sturdy pot sized to the plant's upright habit rather than a climbing support.

Watering

Water thoroughly, then let the top third of the mix dry before watering again. The swollen petioles store some moisture, so this species tolerates an occasional missed watering reasonably well.

Humidity

High, 60-80%.

Fertilising

Feed at quarter to half strength every 2-3 weeks in the growing season with a balanced fertiliser; drop to monthly over winter.

Repotting

Repot every 12-18 months into a pot sized for the eventual rosette spread; this species builds a substantial root system without a climbing support to lean on.

Common Problems

Problem

Root rot

Cause

Substrate that stays wet, often from a mix that's too dense or a pot with poor drainage

Fix

Repot into a chunkier mix immediately and trim away any mushy roots

Problem

Slow, stalled growth

Cause

A naturally deliberate grower compared to the genus's climbing species

Fix

Be patient; self-heading philodendrons build size steadily rather than quickly

Problem

Thinner, less swollen petioles

Cause

Insufficient light or inconsistent watering

Fix

Move to brighter indirect light and keep watering on a consistent cycle rather than alternating drought and soak

Field Reference

In the Wild

Also in: Arborescent (Meconostigma)

Self-heading species from subgenus Meconostigma that grow a visible trunk rather than climbing, eventually reaching tree-like proportions.