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Full Specimen Plate

Philodendron 'Dean McDowell'

Dean McDowell Philodendron

LightHigh
LightMedium to bright indirect light
HumidityHigh
HumidityHigh humidity (70-85%)
TemperatureWarm
Temperature18-28°C
SizeLarge
SizeMedium to Large (50-90 cm leaf span)
Growth RateMedium
Growth RateModerate
DifficultyModerate
DifficultyRewards a consistent watering and light routine, but tolerates the occasional lapse. Suited to growers with some houseplant experience.
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CultivarHorticultural cultivar; derived from tropical South American Philodendron parentage (P. gloriosum × P. pastazanum)

7cm Target Price

£32.00

VerifiedBased on 3 or more recorded UK sales.

Target Price Guide

Select Plant Size

7cm Target Price

Base

£32.00

VerifiedBased on 3 or more recorded UK sales.

Based on recent online sales, adjusted to a standard 7cm pot size

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.
0Sold Matches

Based on current UK retail stock — no UK sold listings in the last 90 days.

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 'Dean McDowell' 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

  • Confirm the rhizome is firm throughout; soft spots indicate rot
  • Check there is at least one healthy growing tip visible
  • Inspect leaf undersides for thrips (silvery stippling) and scale insects (small brown bumps on petioles)
  • Crawling philodendrons ship poorly if carelessly packaged; check seller reviews mention careful packing

Philodendron 'Dean McDowell' Morphology

leaf ShapeBroadly cordateHeart-shaped foliage, featuring a rounded notch (sinus) where the leaf stem attaches. with deep sinus
leaf Length40-80 cm
leaf Width30-65 cm
petiole ColorUpright, green
venationPale prominent primary venation on velvety deep green blade
textureVelvety
variegationNone
growth HabitTerrestrialA plant that grows directly in the ground, rooting in soil rather than climbing trees or rocks., compact rhizome creeping along substrate with feeder roots at nodes

About Philodendron 'Dean McDowell'

New leaves on Philodendron 'Dean McDowell' emerge tightly rolled before unfurling to reveal a velvety deep green surface with prominent pale primary venation — a combination believed to come from a cross between Philodendron gloriosum and Philodendron pastazanum, two widely grown ground-crawling species. It takes gloriosum's leaf surface and venation contrast and pastazanum's larger leaf potential, on a terrestrial rhizomatous plant that creeps along the substrate with feeder roots at each node rather than climbing. Selected for foliage quality, it suits collectors who prefer crawling philodendrons to the genus's more common climbing forms.

Propagation Guide

How to Propagate Philodendron 'Dean McDowell'

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

Single-node cuttings root readily in moist sphagnum or water. Maintain 70%+ humidity and bottom warmth for best results.

Care Guide

Philodendron 'Dean McDowell' Care Guide & Growing Conditions

Substrate

Chunky, well-draining mix: 40% orchid bark, 30% perlite, 20% sphagnum moss, 10% worm castings. A wide, shallow pot suits the crawling growth habit.

Watering

Water when the top 3–4 cm is dry. These terrestrial species are slightly more forgiving than climbers but still hate waterlogged roots.

Humidity

65–80%. Consistent high humidity produces larger, better-formed leaves.

Fertilising

Quarter-strength balanced fertiliser every two weeks during the growing season. Ease off in winter.

Repotting

Repot into a wider (not deeper) container when the rhizome reaches the pot edge. Every 18–24 months typically.

Common Problems

Problem

Brown leaf edges

Cause

Low humidity or cold draughts

Fix

Increase humidity and keep away from windows and vents in winter

Problem

Root rot

Cause

Overwatering or poor drainage

Fix

Repot into fresh chunky substrate; trim any affected roots

Problem

Slow growth

Cause

Low light or cold temperatures

Fix

Ensure 18–26°C and a brighter indirect light position

Lineage

Philodendron 'Dean McDowell' Parentage

A horticultural cross — priced, illustrated and tracked independently of either parent.

Field Reference

In the Wild

Field Notes
1 June 2023

A Cultivar of Considerable Size

Philodendron 'Dean McDowell' is a named cultivar derived from tropical South American Philodendron ancestry, growing into one of the larger-leaved terrestrial Philodendron cultivars available in the UK market. At accessible price tier. Named horticultural cultivars occupy an interesting position in collector culture: they have the legitimacy of a defined name and consistent characteristics, but the absent parentage documentation that makes botanical context unavailable. A fine large-leaved plant regardless of the taxonomy of its origins.

Written at AroidAtlas research station— Aroid Atlas