You can’t grow a new fern by sticking a frond in a jar of water. A frond is a leaf, and a fern leaf has no way to grow its own roots or a new growing point, so it stays green for a week or two and then slowly turns brown. The way to propagate … Read more >>
If your fern looks a little pale or slow, the best homemade fertilizer for ferns is finished compost or worm castings, used as a thin top-dressing in spring and summer, because both feed gently and are unlikely to burn shallow fern roots. A weak compost tea or a heavily diluted fish emulsion also works when … Read more >>
![Best Fertilizers for Ferns [Top Choices]](https://gardeningelsa.com/wp-content/uploads/2025/01/Best-Fertilizers-for-Ferns.jpg "Best Fertilizers for Ferns")
The best fertilizer for ferns, in my opinion, is a balanced water-soluble liquid (something like 10-10-10 or 20-20-20) mixed at half strength or weaker and given about once a month in spring and summer. It suits nearly every home gardener with potted ferns, because you control the dose and can stop the moment a frond … Read more >>
The best plants to grow with ferns in pots are shade lovers that want the same steady moisture: impatiens, begonias, caladiums, coleus, coral bells, miniature hostas, torenia, fuchsia, and golden creeping jenny. For most American porches and patios, I’d pair a fern with begonias or impatiens for flowers and a coral bell or caladium for … Read more >>
Ferns grow well outside in pots when you give them three things: a container with open drainage holes, a light, moisture-holding potting mix, and a spot with filtered shade and shelter from wind. To grow ferns outside in pots, pick a fern suited to your USDA zone, plant it in a pot only an inch … Read more >>
Boston ferns can live outside all year in USDA zones 9 to 11, and everywhere else they make great summer porch plants as long as you bring them in before nights drop below 50°F. Outdoors, a Boston fern wants shade or filtered light, soil that stays evenly moist, and shelter from wind and hot afternoon … Read more >>
Bring tender ferns like Boston ferns inside before nighttime temperatures start dropping below 50°F, which for much of the US means late September through mid-October. Waiting for the first frost is too late. By then, cold nights have already stressed the plant, and you’ll see more browning and leaf drop once it’s indoors. The good … Read more >>
Yes, many ferns survive winter just fine. Hardy ferns like ostrich, lady, and Christmas ferns go dormant in the ground and come back in spring, while tropical ferns like Boston ferns need to come indoors before nights drop below 50°F. The species you grow and your USDA zone decide which group your fern falls into. … Read more >>
Hardy garden ferns can ride out winters far below zero. Tropical ferns start to suffer in the 40s. Native hardy ferns like wood ferns, Christmas ferns, and ostrich ferns survive temperatures of -20°F to -40°F once they go dormant, while tropical ferns like the Boston fern get damaged below about 40 to 45°F and lose … Read more >>
Yes, ferns make good indoor plants, as long as you can give them steady moisture and humid air. Ferns are good indoor plants for anyone who can keep the soil evenly damp and the air around 50% humidity, and easy types like the Boston fern and bird’s nest fern adapt well to bright, indirect window … Read more >>
Free printable PDF
Enter your details, and your PDF is on its way.
Your guide is on its way to . Can't find it in a few minutes? Look in your Promotions or Spam folder.