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Region profile

Northwestern Yucatan Plain with Low Tropical Deciduous Forest

Northwestern Yucatan Plain with Low Tropical Deciduous Forest is a subregion in the northwestern Yucatan Peninsula characterized by semi-arid climate, low relief with elevations under 100 masl, and totally subterranean drainage, where low tropical deciduous forest is the predominant vegetation type.

Zone

Forest

Common Name

Northwestern Yucatan Plain with Low Tropical Deciduous Forest

CEC Level III Code

14.2.1

CEC Level II Code

14.2 Tropical Dry Forests

Overview

About This Region

The Northwestern Yucatan Plain, characterized by Low Tropical Deciduous Forest, is vital for diverse pollinators including native bees, butterflies, and moths. The region’s dry climate, coupled with increasing human land use and habitat fragmentation, poses significant threats. Deforestation for agriculture and development reduces floral resources and nesting sites. Climate change-induced alterations in rainfall patterns and temperatures further disrupt the delicate balance between pollinators and their host plants. Conservation efforts must focus on sustainable land management and preserving key forest patches to protect these essential species.

Region facts

At a glance

AliasesNorthwestern Yucatan Plain with Low Tropical Deciduous Forest, CEC 14.2.1, Northwestern Yucatan Plain, Northwestern Yucatán Plain with Low Tropical Deciduous Forest
Geographic Range
The Northwestern Yucatan Plain is a gently extending subregion in the northwestern Yucatan Peninsula, spanning parts of Yucatan, Campeche, and minimal Quintana Roo, characterized by low relief and subterranean drainage.
Climate SnapshotThe dominant climates in the Northwestern Yucatan Plain are semi-arid (BS1 and BS0) with minimal annual precipitation (438 mm reported in Progreso) and are primarily affected by a jet stream effect causing wind to blow from land to sea.
Terrain ProfileThis subregion has low relief and is nearly flat, with elevations under 100 meters above sea level, composed mostly of layers of carbonated rocks from the Upper Tertiary.
Vegetation CoverThe predominant vegetation is low tropical deciduous forest, characterized by trees between 8 and 15 meters high that lose their leaves during the five or more month dry season, alongside various woody and succulent species.
Wildlife HabitatThe subregion hosts a variety of wildlife, including amphibians like tree frogs, reptiles such as the neotropical rattlesnake and boa constrictor, mammals like the Jamaican fruit bat, and bird species including the American flamingo, with its northern beaches serving as a sanctuary for sea turtles.

Eco snapshot

What shapes this region

Climate pattern

  • Typically wet–dry seasonal, with plant growth and flowering often peaking in wetter months.
  • The dry season can reduce available nectar/pollen, so “bridge” blooms matter.
  • Microclimate (small local weather differences) can shift bloom timing from one neighborhood to another.

Vegetation profile

The predominant vegetation is low tropical deciduous forest, characterized by trees between 8 and 15 meters high that lose their leaves during the five or more month dry season, alongside various woody and succulent species.

Wildlife profile

The subregion hosts a variety of wildlife, including amphibians like tree frogs, reptiles such as the neotropical rattlesnake and boa constrictor, mammals like the Jamaican fruit bat, and bird species including the American flamingo, with its northern beaches serving as a sanctuary for sea turtles.

Why pollinators matter here

  • They support reproduction of many native flowering plants and trees.
  • Seasonal bloom cycles mean pollinators benefit from reliable “keystone” flowers at transition times.
  • Diverse pollinators can improve fruit/seed set in gardens and nearby farms.
  • Habitat patches (even small ones) can act as stepping-stones across developed areas.

Seasonal timing

Planting seasons

Timing varies by microclimate; use this as a flexible guide.

Seasonal timing

  • Late dry season → early wet season: Prepare soil, set out tough native starters, and begin watering support if needed.
  • Wet season: Best time for most planting and establishment; many natives root quickly now.
  • Late wet season → early dry season: Add “bridge” bloomers and mulch lightly to hold moisture.
  • Dry season: Focus on maintenance, deep-but-infrequent watering for young plants, and protecting nesting habitat.

Quick seasonal checklist

  • Add at least 3 different flowering plants (different shapes/colors).
  • Aim for something blooming in each main season window (early wet, mid wet, late wet/early dry).
  • Keep a small bare-soil patch and a messy corner for nesting/shelter.
  • Remove pesticide use from your routine.

Yearly needs

Pollinator calendar

What pollinators need throughout the year, and what to do about it.

Late winter/early spring (often late dry season)Reliable nectar/pollen when flowers are scarcePlant or protect early/transition bloomers; keep a shallow water dish with stones; avoid “cleanup” that removes nesting sites
Spring (often building toward rains)More flowers and safe nesting areasAdd a few native flowering plants; leave some bare soil; keep some hollow stems/woody bits
Summer (often wet season peak)Continuous bloom and places to rest/shelter from heavy weatherPlant in clusters; include shade/structure; avoid pesticides and “mosquito fogging” near flowering plants
Late summer/fall (often late wet season)“Bridge” blooms and energy for the coming dry periodAdd late-season bloomers; let some plants go to seed; reduce mowing/trimming
Winter or Dry SeasonShelter, reduced disturbance, and occasional forageKeep leaf litter in a corner; don’t over-prune; water young plants deeply but less often (as needed)

Seed mix concept

A Billion Small Steps Seed mix

A simple way to plan is to think in three layers that match seasonal needs:

Spring starter

Wet-season starters: fast-establishing flowers that begin blooming early in the wet season.

Summer bridge

Summer bridge: mid-season bloomers that keep nectar/pollen steady through peak growth.

Fall finisher

Dry-edge finishers: tough plants that can still flower as conditions dry, reducing bloom gaps.

What You Can Do

Make a difference for native habitats.

Turn this knowledge into action. Whether you plant a single pot or a whole garden, you are building a vital bridge for local biodiversity.

Join the movement to restore our shared habitats.

Native plants

Plants that thrive in this region

Agaves (*Agave* (genus))

Agaves

Agaves are bold, sculptural succulents that store water in thick leaves and thrive in bright, dry spots. Their flowers can be a big seasonal draw for pollinators when plants are mature and in bloom.

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Erythrinas

Erythrinas (coral trees) are showy flowering trees in the genus Erythrina, known for bold, nectar-rich blooms that can be a seasonal food stop for pollinators in warm gardens.

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Inga (*Inga* (genus))

Inga

Inga is a group of tropical trees (genus Inga) known for fluffy, brush-like flowers and long pods. In warm climates, it can be a shade tree that also offers nectar and pollen for a variety of insects.

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Milkweeds (*Asclepias* spp.)

Milkweeds

Milkweeds from tropical Mexico (genus Asclepias) are nectar-rich wildflowers that can add bright blooms and pollinator activity to sunny gardens and containers.

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Passionflowers (*Passiflora* spp.)

Passionflowers

Passionflowers (genus Passiflora) are climbing vines known for their intricate, otherworldly blooms and their ability to add vertical color to fences, trellises, and sunny walls.

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Salvias (Mexico diversity) (Salvia spp.)

Salvias

Salvias are a big, colorful group of flowering plants in the genus Salvia, with especially rich diversity in Mexico. Many are easy, pollinator-friendly garden plants that bloom over a long season when given sun and well-drained soil.

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Wild lilacs (*Calliandra* spp.)

Wild lilacs

Wild lilacs (genus Calliandra) are warm-climate shrubs known for fluffy “powderpuff” blooms that can add color and pollinator activity to sunny gardens and patios.

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Pollinators

Pollinators active in this region

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Flower flies / hoverflies

Adults visit flowers for nectar and pollen, and many species’ larvae help keep plant-eating pests in check.

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Hawk / sphinx moths (Family Sphingidae)

Hawk / sphinx moths

They can move pollen between flowers while feeding on nectar, especially for blooms that open or scent up in the evening.

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Hummingbirds (Family Trochilidae)

Hummingbirds

They move pollen between flowers while feeding, helping many plants reproduce.

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Long-nosed bats (Genus Leptonycteris)

Long-nosed bats

They move pollen between flowers over long distances, helping some plants set fruit and seed.

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Nectar-feeding bats (Subfamily Glossophaginae)

Nectar-feeding bats

They move pollen between flowers over long distances and help many plants set fruit and seed.

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Stingless bees (Mexico / tropics) (Tribe Meliponini)

Stingless bees (Mexico / tropics)

They help pollinate many wild and cultivated plants in tropical and subtropical regions, supporting food webs and biodiversity.

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