North America Native Plant

Twoneedle Pinyon

Botanical name: Pinus edulis

USDA symbol: PIED

Life cycle: perennial

Habit: tree

Native status: Native to the lower 48 states  

Synonyms: Pinus cembroides Zucc. var. edulis (Engelm.) Voss (PICEE)   

Twoneedle Pinyon: The Perfect Native Pine for Water-Wise Gardens If you’re dreaming of a low-maintenance evergreen that practically takes care of itself while providing year-round beauty, let me introduce you to the twoneedle pinyon (Pinus edulis). This remarkable native pine might just be the perfect addition to your drought-tolerant landscape ...

Twoneedle Pinyon: The Perfect Native Pine for Water-Wise Gardens

If you’re dreaming of a low-maintenance evergreen that practically takes care of itself while providing year-round beauty, let me introduce you to the twoneedle pinyon (Pinus edulis). This remarkable native pine might just be the perfect addition to your drought-tolerant landscape – and as a bonus, it’ll eventually reward you with delicious pine nuts!

Meet the Twoneedle Pinyon

The twoneedle pinyon is a slow-growing, long-lived perennial tree that’s as tough as it is beautiful. True to its name, this pine produces needles in pairs, creating a distinctive texture that sets it apart from other evergreens. Don’t let the slow-growing part discourage you – this tree can reach 25 feet in just 20 years and eventually mature to about 50 feet tall, making it perfectly sized for most home landscapes.

A True American Native

This pine is proudly native to the lower 48 states, with its natural range spanning across the American Southwest. You’ll find twoneedle pinyon growing wild in Arizona, California, Colorado, Nevada, New Mexico, Oklahoma, Texas, Utah, and Wyoming. It’s a cornerstone species of the famous pinyon-juniper woodlands that characterize so much of our western landscape.

Why Your Garden Will Love This Tree

The twoneedle pinyon brings several compelling qualities to your landscape:

  • Drought Champion: Once established, this tree thrives with minimal water, making it perfect for xeriscaping
  • Year-Round Structure: Its evergreen foliage provides consistent green color and interesting texture through all seasons
  • Edible Bonus: Mature trees produce nutritious pine nuts that you can harvest and enjoy
  • Wildlife Magnet: Birds and small mammals love the seeds, and the tree provides excellent nesting habitat
  • Low Maintenance: Requires virtually no care once established

Perfect for the Right Garden

Twoneedle pinyon shines brightest in water-wise and native plant gardens. It’s an excellent choice for:

  • Xeriscape and drought-tolerant landscapes
  • Native plant gardens showcasing regional flora
  • Contemporary southwestern-style designs
  • Wildlife gardens focused on supporting local ecosystems
  • Properties where you want maximum impact with minimal water input

The tree’s naturally conical shape when young makes it an excellent specimen plant, while its slow growth means it won’t quickly outgrow its space.

Growing Conditions: Simple and Straightforward

One of the best things about twoneedle pinyon is how accommodating it is. Here’s what it needs to thrive:

  • Sunlight: Full sun (shade intolerant)
  • Soil: Adaptable to coarse, medium, or fine-textured soils
  • Drainage: Well-draining soil is essential
  • pH: Tolerates a range from 6.5 to 8.5
  • Water: Low moisture requirements once established
  • Climate: Hardy in USDA zones 4-8, can tolerate temperatures down to -31°F

Planting and Care Tips

Getting your twoneedle pinyon off to a strong start is surprisingly simple:

When to Plant: Fall or early spring are ideal planting times, giving the tree time to establish before extreme weather.

Planting Process: Dig a hole as deep as the root ball and twice as wide. Ensure the soil drains well – this tree absolutely cannot tolerate waterlogged conditions. Plant at the same depth it was growing in the container.

Initial Care: Water regularly for the first year to help establishment, then gradually reduce watering. Once established (usually after 2-3 years), rainfall should provide sufficient moisture in most areas.

Long-term Maintenance: This is where twoneedle pinyon really shines – it requires virtually no ongoing care! No pruning, no fertilizing, and minimal watering. Just let it do its thing.

A Few Things to Keep in Mind

While twoneedle pinyon is generally easy-going, there are a few considerations:

  • It’s not fire-resistant, so consider placement carefully in fire-prone areas
  • Growth is genuinely slow, so patience is required
  • It needs at least 200 frost-free days annually
  • Young trees have low seedling vigor, so protect them from competition

The Bottom Line

If you live within its native range and want a beautiful, low-maintenance evergreen that supports local wildlife while conserving water, twoneedle pinyon is hard to beat. It’s commonly available from nurseries, establishes well, and will provide decades of beauty with minimal input from you. Plus, those future pine nut harvests are just the icing on the cake!

This native treasure proves that sometimes the best garden additions are the ones that have been thriving in your region for thousands of years. Why not give twoneedle pinyon a try in your water-wise landscape?

How

Twoneedle Pinyon

Grows

Growing season

Spring and Summer

Lifespan

Long

Growth form & shape

Single Stem and Conical

Growth rate

Slow

Height at 20 years

25

Maximum height

50.0

Foliage color

Green

Summer foliage density

Moderate

Winter foliage density

Moderate

Foliage retention

Yes

Flowering

No

Flower color

Yellow

Fruit/seeds

No

Fruit/seed color

Brown

Allelopath

Yes

Nitrogen fixing

None

Toxic

None

C:N Ratio

High

Fire Resistant

No

Foliage Texture

Medium

Low-growing Grass

No

Resproutability

No

Coppice Ability

No

Bloat

None

Twoneedle Pinyon

Growing Conditions

Adapted to Coarse Soil

Yes

Adapted to Medium Soil

Yes

Adapted to Fine Soil

Yes

Anaerobic tolerance

None

CaCO₃ tolerance

Low

Cold Stratification

Yes

Drought tolerance

High

Nutrient requirement

Medium

Fire tolerance

Low

Frost-free days minimum

200

Hedge tolerance

None

Moisture requirement

Low

pH range

6.5 to 8.5

Plants per acre

170 to 600

Precipitation range (in)

9 to 27

Min root depth (in)

20

Salt tolerance

Medium

Shade tolerance

Intolerant

Min temperature (F)

-31

Cultivating

Twoneedle Pinyon

Flowering season

Early Summer

Commercial availability

Routinely Available

Fruit/seed abundance

High

Fruit/seed season

Summer to Fall

Fruit/seed persistence

No

Propagated by bare root

Yes

Propagated by bulb

No

Propagated by container

Yes

Propagated by corm

No

Propagated by cuttings

No

Propagated by seed

Yes

Propagated by sod

No

Propagated by sprigs

No

Propagated by tubers

No

Seed per pound

2333

Seed spread rate

Slow

Seedling vigor

Low

Small grain

No

Vegetative spread rate

None

Twoneedle Pinyon

Classification

Group

Gymnosperm

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Coniferophyta - Conifers

Subdivision
Class

Pinopsida

Subclass
Order

Pinales

Family

Pinaceae Spreng. ex Rudolphi - Pine family

Genus

Pinus L. - pine

Species

Pinus edulis Engelm. - twoneedle pinyon

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA