North America Native Plant

Hitchcock’s Mock Orange

Botanical name: Philadelphus hitchcockianus

USDA symbol: PHHI3

Life cycle: perennial

Habit: shrub

Native status: Native to the lower 48 states  

Hitchcock’s Mock Orange: A Fragrant Native Gem for Southwestern Gardens If you’re looking for a native shrub that brings both beauty and fragrance to your Southwestern garden, Hitchcock’s mock orange (Philadelphus hitchcockianus) might just be the perfect addition. This delightful native plant offers the classic appeal of mock orange flowers ...

Hitchcock’s Mock Orange: A Fragrant Native Gem for Southwestern Gardens

If you’re looking for a native shrub that brings both beauty and fragrance to your Southwestern garden, Hitchcock’s mock orange (Philadelphus hitchcockianus) might just be the perfect addition. This delightful native plant offers the classic appeal of mock orange flowers with the added bonus of being perfectly adapted to the unique climate conditions of the American Southwest.

What Makes Hitchcock’s Mock Orange Special?

Hitchcock’s mock orange is a true native treasure, naturally occurring only in parts of New Mexico and Texas. As a perennial shrub, it’s built to last, typically growing as a multi-stemmed woody plant that usually stays under 13-16 feet tall – making it a manageable size for most home landscapes. What really sets this plant apart is its stunning display of white, fragrant flowers that bloom in late spring to early summer, filling your garden with a sweet, citrusy scent that’s absolutely irresistible.

Where Does It Grow Naturally?

This native beauty has a limited but important range, growing naturally in New Mexico and Texas. Its restricted distribution makes it a special choice for gardeners in these regions who want to support local ecosystems and preserve native plant heritage.

Why Choose Hitchcock’s Mock Orange for Your Garden?

There are plenty of reasons to fall in love with this native shrub:

  • Fragrant blooms: The white flowers produce a delightful scent that attracts both gardeners and pollinators
  • Native benefits: Supporting local wildlife and ecosystems by choosing plants that belong in your region
  • Drought tolerance: Once established, it can handle dry conditions typical of the Southwest
  • Pollinator magnet: Bees and other beneficial insects love the flowers
  • Low maintenance: Perfect for gardeners who want beauty without constant fussing

Perfect Garden Settings

Hitchcock’s mock orange shines in several types of landscapes:

  • Native plant gardens where it can mingle with other regional species
  • Xeriscape designs that celebrate water-wise gardening
  • Wildlife gardens designed to support local pollinators and birds
  • Naturalized areas where you want a more relaxed, wild appearance
  • As a specimen plant where its fragrant flowers can be fully appreciated

Growing Conditions and Care

The beauty of choosing a native plant like Hitchcock’s mock orange is that it’s already adapted to local conditions. Here’s what it needs to thrive:

Climate: Hardy in USDA zones 7-9, making it perfect for its native Southwest range.

Soil: Well-draining soil is essential – this plant doesn’t appreciate wet feet. It can handle various soil types as long as water doesn’t sit around the roots.

Water: While it needs regular water during establishment (the first year or two), once settled in, it becomes quite drought tolerant. This makes it an excellent choice for water-conscious gardeners.

Sun: Prefers full sun to partial shade, though it typically flowers best with good sun exposure.

Planting and Care Tips

Getting your Hitchcock’s mock orange off to a good start is straightforward:

  • Timing: Plant in fall or early spring when temperatures are moderate
  • Spacing: Give it room to spread – these shrubs can get fairly wide
  • Watering: Water regularly the first year, then reduce frequency as it establishes
  • Pruning: Prune lightly after flowering if needed, but this shrub generally maintains a nice shape on its own
  • Fertilizing: Usually unnecessary – native plants typically don’t need extra feeding in their home soil

Supporting Wildlife

By choosing Hitchcock’s mock orange, you’re doing more than just adding beauty to your landscape. The fragrant flowers attract bees and other pollinators, helping to support the complex web of life in your garden. Native plants like this one have co-evolved with local wildlife, making them especially valuable for creating habitat and food sources.

Is Hitchcock’s Mock Orange Right for You?

This native shrub is ideal if you:

  • Garden in New Mexico or Texas
  • Want a low-maintenance, drought-tolerant plant
  • Love fragrant flowers
  • Are creating a native plant garden
  • Want to support local pollinators
  • Prefer plants that are naturally adapted to your climate

Hitchcock’s mock orange proves that native doesn’t mean boring. With its gorgeous flowers, delightful fragrance, and easy-care nature, it’s a wonderful way to bring the beauty of the Southwest’s natural heritage right into your own backyard.

Hitchcock’s Mock Orange

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rosales

Family

Hydrangeaceae Dumort. - Hydrangea family

Genus

Philadelphus L. - mock orange

Species

Philadelphus hitchcockianus Hu - Hitchcock's mock orange

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