Agrimony

Herbaceous

Agrimony

Agrimonia eupatoria

Also known as: Church steeples, Sticklewort

Herbaceous Rosaceae MedicinalPollinatorWildlife AttractorBorder PlantGround Cover
Hardiness Zone
5-9
Ideal Temp
55–80°F
Survives Down To
-20°F
Life Cycle
Perennial

Agrimony (Agrimonia eupatoria) is a clumping herbaceous perennial in the rose family, native to Europe and naturalized in parts of North America. It forms upright stems roughly 2–4 feet tall with pinnately compound leaves softly hairy beneath and slender spikes of small yellow flowers that ripen into burr-like fruits that snag socks with enthusiasm. In subtropical and tropical Americas it is a cooler-season or north-Florida personality: the Panhandle and elevated sites tolerate it more than steamy tropical and subtropical zones lowlands, while Puerto Rico gardeners may treat it as a high-elevation or winter-active curiosity unless a local ecotype proves otherwise. Humidity increases foliar disease pressure—airflow matters. ☀️💧 Sun and Water Requirements: - Full sun to light shade; more shade in the hottest end of its range. - Average, well-drained soil; steady moisture beats boom-bust irrigation; avoid standing water around the crown. ✂️ Methods to Propagate: - Seeds: cold-moist stratify several weeks, surface-sow in spring; expect variable germination. - Division of established clumps in early spring or fall when the crown is visible—faster than seed for a defined hedge row. 🌾 Harvest / Best Use Timing: - Harvest aerial parts at early bloom for traditional herb use; dry quickly in thin layers to reduce mold in humid air. - Leave late flowers for pollinators if you are not running a commercial drying rack—ethics beat maximalist stripping.

Good Neighbors
  • Yarrow — overlapping pollinator service and similar sun; contrasting foliage texture at the same height band.
  • Echinacea — extends bloom sequence so the border is not a one-week fireworks show.
  • Comfrey — deep-mining mulch plant at the back of the bed feeds the whole polyculture without stealing agrimony’s light.
Known Threats — Organic Solutions Only
Aphids
Aphidoidea
Apple Maggot
Rhagoletis pomonella
Apple Scab
Venturia inaequalis
Bagworm
Thyridopteryx ephemeraeformis
Blackberry Psyllid
Cacopsylla curvata
Brown Marmorated Stink Bug
Halyomorpha halys
Brown Rot
Monilinia fructicola
Cherry Fruit Fly
Rhagoletis cingulata
Codling Moth
Cydia pomonella
Cyclamen Mite
Steneotarsonemus pallidus
Eastern Tent Caterpillar
Malacosoma americanum
Fall Webworm
Hyphantria cunea
Fire Blight
Erwinia amylovora
Gall Mite
Eriophyidae
Harlequin Ladybird
Harmonia axyridis
Japanese Beetles
Popillia japonica
Leaf Blight
Various Fungal Pathogens
Leaf Spot
Multiple species (e.g., Cercospora, Septoria, Alternaria)
Lesser Peachtree Borer
Synanthedon pictipes
Oriental Fruit Fly
Bactrocera dorsalis
Oriental Fruit Moth
Grapholita molesta
Peach Twig Borer
Anarsia lineatella
Peachtree Borer
Synanthedon exitiosa
Pear Psylla
Cacopsylla pyricola
Plum Curculio
Conotrachelus nenuphar
Powdery Mildew
Erysiphales
Raspberry Beetle
Glischrochilus sanguinolentus
Raspberry Cane Borer
Oberea perspicillata
Rose Slug
Endelomyia aethiops
Rust Mite
Eriophyidae
Sparganothis Fruitworm
Sparganothis sulfureana
Spittlebugs
Cercopidae
Spotted Lanternfly
Lycorma delicatula
Stink Bug
Pentatomidae
Strawberry Root Weevil
Otiorhynchus ovatus
Tent Caterpillar
Malacosoma spp.
Twig Girdlers
Oncideres spp.
Vine Weevil
Otiorhynchus sulcatus