The short answer
Do ferns like sun or shade? Most outdoor ferns like shade, but not darkness. They grow best in dappled light under trees or with gentle morning sun and afternoon shade. A few hardy natives, like Hay-scented Fern, take more sun when their soil stays moist. More sun means more water.
Hardy garden ferns are woodland plants. In the wild they grow on forest floors, along stream banks and in meadows, where tree leaves filter the sun into moving patches of light. That is the light to copy at home. Deep, dense shade is not the goal: as SDSU Extension notes, most ferns grow best with some sun rather than none. The kind of sun matters as much as the amount. Morning sun is cool and soft, so most ferns welcome a few hours of it. Strong afternoon sun dries the soil and the fronds faster, so the same fern placed on the west side of a house needs more water, or a sun-tolerant species. This guide walks through the native ferns we grow, from the ones that love full shade to the few that thrive in brighter beds, with the light, water and, where listed, USDA zones each one wants. Use it to match every corner of your yard to a fern that will fill it in.
Matching ferns to sun and shade
1. Map the light in your yard
Before you plant, watch the spot at three times on a sunny day: mid-morning, early afternoon and late afternoon. Note when direct sun lands on it and when it falls into shade. A bed under tall trees that gets bright, shifting light all day is ideal for most ferns. A bed that bakes in sun after lunch suits only the sun-tolerant kinds further down this guide.
Tip: North and east sides of a house usually give ferns the gentle light they love.
2. Give full shade to Christmas Fern
For the darkest corners, under mature trees, along wooded paths or on a shady bank, choose a fern that thrives in part shade to full shade. Christmas Fern is our steady pick here. It forms clumps about 1 to 2 feet tall, keeps its deep green fronds through winter, and grows well in rich, well-drained soil with moderate moisture. Lady Fern and New York Fern love the same shade, with Lady Fern sheltered from midday sun.
Tip: Deer tend to leave Christmas Fern alone, which helps in rural yards.
3. Fill damp shade with Sensitive Fern
Low, moist ground in partial to full shade suits Sensitive Fern. In the wild it grows along stream banks, in swamps and across meadows, and it has high water needs, so a wet corner that stays shaded becomes an asset. It reaches 1.5 to 3 feet, spreads into lush colonies and turns golden yellow in autumn before going dormant. It is hardy in zones 3 to 8.
4. Read the fronds for light problems
A fern tells you when its light is off. Fronds that turn pale, bleached or crisp and brown at the edges are getting more sun or less water than they want: add mulch, water more deeply, or move the plant to a spot with afternoon shade. Thin, stretched growth with few new fronds in a very dark spot means it wants a little more light, such as a few hours of morning sun.
5. Plant and water to suit the light
Plant bare-root ferns in rich soil worked with compost or leaf mold, with the crown at soil level. Water well after planting, then spread a layer of shredded leaves or bark to keep the roots cool and moist. In full shade the soil dries slowly; in part sun, check it more often and water whenever the top inch feels dry.
Tip: Ferns planted in groups fill in as a groundcover, especially ten or more together.
Ferns that take more sun
If your yard is short on shade, two native ferns for brighter spots give you more room to work. Hay-scented Fern thrives anywhere from partial shade to full sun in zones 3 to 8, with moderate water needs. It grows 1.5 to 3 feet tall and about 3 feet wide, spreads fast and fills open, bright ground with lime-green fronds that smell of fresh-cut hay when crushed, most noticeably in late summer. It is the fern to choose for a sunny slope or a woodland edge that gets sun for part of the day. Cinnamon Fern grows best in rich, moist soil in shade or dappled sun, so it suits the lighter edges of pond margins, stream banks and rain gardens where the roots stay moist. Each spring it sends up cinnamon-brown fertile fronds from the center of a tall, glossy green clump. With both, the rule is the same: the more light the bed gets, the more water the fern needs to stay lush.
Care and keeping
Water follows light. A fern in full shade needs the least help once it settles in, while the same fern in part sun drinks more, especially in summer heat. Keep a layer of shredded leaves over the roots, and water deeply in the morning whenever the top inch of soil feels dry.
Frequently asked questions
Do ferns require a lot of water?
Most garden ferns like soil that stays evenly moist, but how much water they need depends on the fern and its light. Sensitive Fern has high water needs, Hay-scented Fern moderate, and established Christmas Ferns can handle short dry spells. Ferns in more sun always need more water than the same ferns in shade.
Where is the best place to grow ferns?
The best place for most hardy ferns is a spot with dappled light or morning sun and afternoon shade, in rich soil that holds moisture. Under deciduous trees, along the north or east side of a house, beside a pond or stream, and on shady slopes are all good places to start.
Are ferns better in pots or ground?
Hardy native ferns are happiest in the ground, where their roots stay cool and evenly moist and colonies can spread. Pots dry out faster, especially in sun, so a potted fern needs more frequent watering and a shaded spot. For a lasting groundcover or woodland bed, plant in the ground.
Hardy fern sun and shade chart
The ferns in this guide, sorted from the deepest shade to the most sun, with the water each one wants and its USDA zones where our listing gives them.
| Fern | Light it thrives in | Water needs | Soil | USDA zones |
|---|---|---|---|---|
| Christmas Fern | Part shade to full shade | Moderate | Rich, well-drained | Not listed |
| Lady Fern | Part shade to full shade, sheltered from midday sun | Even moisture | Loamy or sandy, well-drained | Not listed |
| New York Fern | Part shade to full shade, or filtered sun | Even moisture | Moist woodland soil | 3 to 8 |
| Sensitive Fern | Part shade to full shade | High | Moist to wet | 3 to 8 |
| Cinnamon Fern | Shade or dappled sun | Even moisture | Rich, moist | Not listed |
| Hay-scented Fern | Part shade to full sun | Moderate | Open, bright ground | 3 to 8 |
Light it thrives in
- Christmas Fern
- Part shade to full shade
- Lady Fern
- Part shade to full shade, sheltered from midday sun
- New York Fern
- Part shade to full shade, or filtered sun
- Sensitive Fern
- Part shade to full shade
- Cinnamon Fern
- Shade or dappled sun
- Hay-scented Fern
- Part shade to full sun
Water needs
- Christmas Fern
- Moderate
- Lady Fern
- Even moisture
- New York Fern
- Even moisture
- Sensitive Fern
- High
- Cinnamon Fern
- Even moisture
- Hay-scented Fern
- Moderate
Soil
- Christmas Fern
- Rich, well-drained
- Lady Fern
- Loamy or sandy, well-drained
- New York Fern
- Moist woodland soil
- Sensitive Fern
- Moist to wet
- Cinnamon Fern
- Rich, moist
- Hay-scented Fern
- Open, bright ground
USDA zones
- Christmas Fern
- Not listed
- Lady Fern
- Not listed
- New York Fern
- 3 to 8
- Sensitive Fern
- 3 to 8
- Cinnamon Fern
- Not listed
- Hay-scented Fern
- 3 to 8