Pest identification
What's eating my foxtail fern?
Spider mites
Signs: Yellowing needles, fine webbing throughout the dense plumes, overall bronzed or washed-out look
Control: Shower the plant thoroughly to dislodge mites; spray insecticidal soap or neem oil; increase humidity
Mealybugs
Signs: White cottony clusters at stem junctions and in the dense foliage; sticky honeydew residue
Control: Apply 70% isopropyl alcohol with a cotton swab; repeat weekly; follow with neem oil spray
Scale insects
Signs: Hard brown bumps on woody stems at the base; yellowing and die-back of plumes above
Control: Scrub off with a brush and alcohol; treat with horticultural oil; check tuber roots at repotting
Aphids
Signs: Clusters on new soft growth outdoors; sticky honeydew and distorted young plumes
Control: Blast with a hose; apply insecticidal soap; introduce or attract natural predators outdoors
Keep foxtail fern pest-free
Healthy plants resist pests best. Get the basics right:
Foxtail Fern pests — FAQ
What is eating my foxtail fern?
Foxtail Fern (Asparagus densiflorus 'Myersii') is vulnerable to spider mites, which thrive in the dry air it often encounters indoors, and to mealybugs hiding among its dense needle-like leaves. Scale and aphids can appear on outdoor specimens. Regularly misting the plumes and inspecting the woody stems at the base helps catch infestations early.
How do I get rid of spider mites on foxtail fern?
Yellowing needles, fine webbing throughout the dense plumes, overall bronzed or washed-out look Shower the plant thoroughly to dislodge mites; spray insecticidal soap or neem oil; increase humidity
How do I get rid of mealybugs on foxtail fern?
White cottony clusters at stem junctions and in the dense foliage; sticky honeydew residue Apply 70% isopropyl alcohol with a cotton swab; repeat weekly; follow with neem oil spray
How do I get rid of scale insects on foxtail fern?
Hard brown bumps on woody stems at the base; yellowing and die-back of plumes above Scrub off with a brush and alcohol; treat with horticultural oil; check tuber roots at repotting
How do I get rid of aphids on foxtail fern?
Clusters on new soft growth outdoors; sticky honeydew and distorted young plumes Blast with a hose; apply insecticidal soap; introduce or attract natural predators outdoors