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Full Specimen Plate

Monstera obliqua - Amazonas Form

Monstera Obliqua Amazonas Form

Medium
LightFiltered light
Terrarium
HumidityHigh humidity
Warm
TemperatureConsistently warm
Medium
SizeVaries (as climber)
Medium
Growth RateModerate
Moderate
DifficultyRewards a consistent watering and light routine, but tolerates the occasional lapse. Suited to growers with some houseplant experience.
Part of the Monstera obliqua familyWild£ · CommonLowAmazonas; cultivated locality form
£11· 7cm plant

Aroid Atlas Price Guide

Select Plant Size

£11Base
· 7cm Plant?Estimate

Pricing Data Key

High/Good Confidence: 15+ recent online sales. Highly reliable market guide.
!
Moderate Confidence: 5-14 recent sales. Good general guide, but prices may vary.
?
Limited Data: Under 5 sales. Relying on shop stock listings and estimates.

Community price estimate based on limited sales history

ℹ️ Baseline Index ValueThe baseline index value represents the current market rate for an established 7cm whole pot specimen. Prices for other sizes, nodes, rooted cuttings, or mother plants are calculated proportionally from this base index guide.

Other colour-form prices

Aurea £11Albo £26Variegated £13
See full auction data ↓

Monstera obliqua Miq. Morphology

leaf ShapeOblong-asymmetric
leaf LengthVaries
leaf WidthVaries
petiole ColorGreen
venationPinnateVeins or lobes arranged like a feather, branching out symmetrically on both sides of a single main central vein.
textureSoft matte green
variegationNone specified
growth HabitClimbing

About Monstera obliqua Miq.

This form of Monstera obliqua, hailing from the Amazonas region, is a delicate climber found in humid Amazonian rainforests. It grows by ascending tree trunks and lianas in shaded conditions with filtered light. The plant thrives in rich, organic detritus and consistently warm temperatures, rooting at nodes as it seeks brighter microhabitats.

Market Analysis

Monstera obliqua Miq. Price Guide & Auction Value

Historical eBay auction metrics and live retailer listings updated weekly.

No eBay auction history available yet. Data is collected automatically as sales appear on eBay UK.

Before You Buy

Shared checklist for Monstera obliqua and its cultivated forms

  • Genuine Monstera obliqua leaves are extremely fenestrated (70-90% hole coverage) and paper-thin/near-translucent — thicker, less extreme fenestration is almost always Monstera adansonii
  • Look for leafless exploratory stolons on the plant or cutting — true obliqua produces these before leaves; adansonii does not
  • Ask the seller for the specific locality/collection origin — reputable true-obliqua sellers can usually name it, generic 'obliqua' listings with no origin are a red flag
  • Given the price and rarity involved, request close-up photos of an actual leaf held up to light before buying, not just a listing photo

Propagation Guide

How to Propagate Monstera obliqua Miq.

Shared across every form of Monstera obliqua — see this form's own Morphology for variegation-specific propagation notes.

Difficulty
Expert Only
Time to Establish

6-12+ months

True From Cuttings
Yes

Cultivar character is preserved through vegetative cuttings

Notoriously difficult and slow to propagate — single-node cuttings are the norm given how rare source material is, and rot rather than rooting is the most common outcome without near-sterile, high-humidity propagation conditions (sphagnum in a sealed box or in-vitro tissue culture).

Care Guide

Monstera obliqua Miq. Care Guide & Growing Conditions

General care shared across all forms of Monstera obliqua — cultivated forms may need brighter light or higher humidity than the plain species; check this form's Quick Facts above.

Substrate

Very open, chunky epiphytic mix: sphagnum moss, fine orchid bark and perlite — true obliqua roots are fine and easily suffocated or rotted in dense substrate.

Watering

Keep consistently and lightly moist — the paper-thin leaves have almost no water storage capacity and desiccate quickly, but waterlogged roots rot just as fast.

Humidity

75-95% is non-negotiable. This species is essentially impossible to grow well outside a closed, humidity-controlled enclosure or greenhouse in a UK home.

Fertilising

Very dilute liquid fertiliser (quarter strength or less) no more than once a month — this is an extremely slow-growing plant with minimal nutrient demand.

Repotting

Rarely — disturb the root system as little as possible; repot only when the container is genuinely outgrown.

Common Problems

Problem

Leaf desiccation / crisping

Cause

Humidity below the 75%+ this species requires

Fix

Move into a sealed cabinet or greenhouse — open-room humidifiers are rarely sufficient for true obliqua

Problem

Stem/node rot

Cause

Overwatering combined with dense substrate or poor airflow

Fix

Repot into a very open mix, improve airflow, and reduce watering frequency while keeping ambient humidity high

Problem

Mislabelled purchase

Cause

The overwhelming majority of plants sold as 'Monstera obliqua' are actually Monstera adansonii

Fix

Verify fenestration ratio (70-90% hole coverage), leaf translucency, and presence of leafless exploratory stolons before paying true-obliqua prices

Field Notes · Vol. 115 September 2023

The Amazonas Obliqua

A locality form of Monstera obliqua collected from the Amazonas region of Brazil — distinct from the Peru form that has become the most commonly referenced obliqua in the collector hobby. Locality forms of obliqua matter precisely because the species is distributed across a wide South American range and shows meaningful morphological variation between populations. Whether any given Amazonas obliqua available for purchase is genuinely obliqua or adansonii is a question best answered by scrutinising growth rate, leaf texture, and fenestration ratio with some rigour.

Written at AroidAtlas research station— Aroid Atlas
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 AA 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.