North America Non-native Plant

Celery Pine

Botanical name: Phyllocladus trichomanoides

USDA symbol: PHTR7

Native status: Not native but doesn't reproduce and persist in the wild

Celery Pine: The Quirky New Zealand Conifer That Thinks It’s a Fern Meet the celery pine (Phyllocladus trichomanoides), a tree that’s having a bit of an identity crisis – and we’re here for it! This fascinating New Zealand native doesn’t look like your typical conifer, with its flat, leaf-like branches ...

Celery Pine: The Quirky New Zealand Conifer That Thinks It’s a Fern

Meet the celery pine (Phyllocladus trichomanoides), a tree that’s having a bit of an identity crisis – and we’re here for it! This fascinating New Zealand native doesn’t look like your typical conifer, with its flat, leaf-like branches that could easily fool you into thinking it’s some sort of giant fern. But don’t let its unusual appearance confuse you; this is one unique tree that deserves a spot in the right garden.

What Makes Celery Pine So Special?

The celery pine gets its common name from its distinctive flattened branchlets, called phylloclades, which look remarkably similar to celery leaves. These aren’t true leaves at all, but modified stems that perform photosynthesis – nature’s clever way of maximizing surface area while minimizing water loss. It’s like the tree decided to reinvent the wheel, botanically speaking!

Native to New Zealand, this endemic species brings a touch of Southern Hemisphere charm to gardens in suitable climates. As a slow-growing gymnosperm, it won’t overwhelm your landscape overnight, making it perfect for gardeners who appreciate patience and architectural interest.

Is Celery Pine Right for Your Garden?

This tree is definitely not for every garden, but for the right setting, it’s absolutely magical. Here’s what you need to know:

Growing Conditions and Care

Celery pine thrives in USDA hardiness zones 8-10, preferring cool, temperate climates that mimic its New Zealand home. Here are the key requirements:

  • Well-drained soil that doesn’t stay soggy
  • Partial shade to full sun (morning sun with afternoon protection is ideal)
  • Consistent moisture without waterlogging
  • Protection from strong, drying winds
  • Cool to moderate temperatures year-round

Design Ideas and Landscape Use

The celery pine makes a stunning specimen tree or focal point in contemporary and modern landscape designs. Its unique texture and form create year-round architectural interest, especially when planted where you can appreciate its unusual branching pattern up close. It pairs beautifully with other Southern Hemisphere plants or in botanical collections focused on unusual conifers.

Since it’s slow-growing and stays relatively compact, it works well in smaller gardens where you want something truly distinctive without overwhelming the space.

Wildlife and Environmental Benefits

As a wind-pollinated gymnosperm, celery pine doesn’t offer much for pollinators like bees and butterflies. However, it can provide nesting sites for birds and adds structural diversity to the garden ecosystem. In its native New Zealand, it supports various native wildlife, though these relationships won’t translate directly to North American gardens.

Planting Tips for Success

  • Plant in spring or fall when temperatures are moderate
  • Dig a hole twice as wide as the root ball but no deeper
  • Mulch around the base to retain moisture and regulate soil temperature
  • Water regularly during the first few years while establishing
  • Be patient – this tree is a slow grower but worth the wait

The Bottom Line

Celery pine is definitely a niche plant that won’t suit every garden or gardener. It requires specific growing conditions and climate zones to thrive. However, if you live in an appropriate climate zone and want something truly unique that will spark conversations and add architectural interest to your landscape, this quirky New Zealand native might be just what you’re looking for.

For gardeners in areas where celery pine isn’t suitable, consider exploring native conifers from your region that offer similar architectural interest and are better adapted to local conditions. Your local native plant society can point you toward excellent alternatives that will thrive in your specific climate and support local wildlife.

Celery Pine

Classification

Group

Gymnosperm

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Coniferophyta - Conifers

Subdivision
Class

Pinopsida

Subclass
Order

Pinales

Family

Podocarpaceae Endl. - Podocarpus family

Genus

Phyllocladus Rich. ex Mirb. - phyllocladus

Species

Phyllocladus trichomanoides D. Don - celery pine

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