Grass · Poaceae family
northern dropseed
Sporobolus heterolepis
In short a 10-second read
Northern dropseed (grass) grows to 0.6–0.9 m tall and 0.6–0.9 m wide when mature. It grows best in full sun to part shade, in dry to average soil. Hardy to −40 °C.
× spread 0.6–0.9 m
Where to plant
Sun, soil, frost.
It grows best in full sun to part shade, in dry to average soil. Hardy to −40 °C.
Sun
Tolerates several positions — choose to suit the rest of the garden.
Soil and water
dry to average · watering: little
Soil: sandy, loamy, clay, gravelly
Frost
It copes with a normal winter outdoors.
How much space it takes
Mature size.
The mature plant next to a person (175 cm).
Next to a person
Reaches maturity in about 2–5 years. The final size depends on the cultivar and the spot — we give the range from smallest to largest.
Calendar
What to do and when.
Months for Central Europe. The line shows the current month.
The year at a glance
Pruning
cut back to the ground (February–March)
Planting
container plant: March–May, September–October
Winter protection
not needed
Overwintering
It copes with winter on its own.
It overwinters outdoors without protection, hardy to −40 °C.
- Needs no protection
- Hardy to −40 °C
- Dies back in winter and regrows in spring
What to combine it with
Same needs, different flowering.
They share the same sun and soil and flower in other months — so the bed flowers for longer.
common foxglove
0.8–1.5 m
Siberian iris
0.6–1.2 m
Martagon lily
0.6–0.8 mReady-made Studio combinations that include northern dropseed
Pink coneflowers and blue salvia among swaying grasses that still…
Anemones, sedum and low blue flowers open as the rest fade — from…
Frequently asked
Quick answers.
Does northern dropseed tolerate shade?
It tolerates part shade (3–6 hours of sun), but not full shade.
How much space does northern dropseed need?
At maturity 0.6–0.9 m wide and 0.6–0.9 m tall; recommended spacing 45 cm.
Does northern dropseed survive winter outdoors?
Yes, without protection, hardy to −40 °C.
Where the data comes from
We compared the data in 22 expert sources. Last checked 28 September 2026.
Show sources (22)
- GBIF Backbone Taxonomy — Sporobolus heterolepis
- GBIF Occurrence Search API — Sporobolus heterolepis
- GBIF Vernacular Names API — Sporobolus heterolepis
- Wikidata (CC0) — Sporobolus heterolepis
- Missouri Botanical Garden Plant Finder — Sporobolus heterolepis
- NC State Extension Gardener Plant Toolbox — sporobolus heterolepis
- EPPO Global Database — Sporobolus heterolepis
- Pollen.lu — Réseau luxembourgeois de surveillance pollinique
- Allergieinformationsdienst (Helmholtz Munich) — Heuschnupfen: Gräserpollen ako spúšťač alergickej rinitídy
- Bamberger Staudengarten (Strobler), katalóg
- Foerster-Stauden, katalóg
- RHS - Sporobolus heterolepis
- RHS - How to grow ornamental grasses
- Iowa State Extension - How to Plant Perennials
- RHS - Ornamental grasses: cutting back
- Invasive plant lists — this species is not on them: EASIN, EU, Slovakia, Czechia, Germany, Poland, Denmark
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