Astilbe
Astilbe × arendsii
Family Saxifragaceae
Deep shade rarely gets glamour, but astilbe brings it anyway: feathery plumes in pinks, reds, and whites rising over ferny foliage right in the middle of summer. Cut, they hold in a vase; dried, they carry the show straight through winter arrangements.
It belongs where the ground stays damp — a low woodland bed, the shaded downspout corner, streamside — and there it's a bee-visited, pet-safe workhorse that returns thicker each year. If you have moist shade going to waste, astilbe is what it was waiting for.
Part Shade to Shade
High water
Moderate growth
Attracts bees
From the print shop
Growing astilbe? Hang it.
Our Plant Library collection carries astilbe — Astilbe arendsii, print Nº 36, “Astilbe.”
526 designsfrom $12.99white or black backgroundmatte poster, unframed
Will it fruit where you are?
Enter your ZIP — we look up your USDA hardiness zone (2023 map) and check it against what astilbe actually needs.
Hardy inZones 4-8Astilbe · Common problems
Common astilbe problems
Pests
1 problem on file
- Almost none
Diseases
2 problems on file
- Leaf scorch = thirst
- not disease
Astilbe · Growing & propagation
Growing astilbe
- Light
- Part Shade to Shade
- Water
- HIGH
The one non-negotiable; crisps brown in drought
Soil- Rich, moist, humusy · pH 6.0 - 7.0
Fertilizer- Spring feed
Heavier feeder than most perennials
Pruning- Spring (leave winter plumes standing
They're pretty frosted) — Divide every 4 years; that's it besides water discipline.
Spacing- 18-24 in
How to plant & propagate astilbe
- Propagate
- Division or seed
Astilbe · Calculators & field guides
A little help in the garden.
Astilbe · Yearly calendar
The astilbe year, month by month
Jan
PruneDecember to May
BloomPruneBloomJune to July
PruneDecember to May
What each band means
- Bloom — flowers open — pollinators working, frost on blossoms is the danger.
- Prune — shape it now — cuts heal cleanly and structure is visible.
These are the species' typical months — expect them a few weeks earlier in warm zones and later in cold ones. Watch the plant, not just the calendar.
Astilbe · Ecology & uses
Ecology & uses
Astilbe × arendsii
Astilbe in the garden system
- Herbaceous layer perennial
Attracts- Bees
Habitat- Woodland
Moisture- Facultative / average
Deer- Browsed
Protect young plants
Origin- Introduced
What astilbe is grown for
✓ Commonly eaten
Use- Shade plumes
- Use
- Moist woodland beds
- Use
- Cut/dried
Edibility, identification, and traditional-use notes here are general reference — not medical or veterinary advice, and not a claim that any plant treats or prevents anything. Medicinal ratings record how strongly a plant features in herbal tradition, nothing more. Never eat or dose a plant you have not positively identified. More on how to use this library.
Astilbe · Varieties & cultivars
Choosing a astilbe variety
'Bridal Veil'; 'Fanal' (red); 'Purple Candles'; 'Sprite' (dwarf)
Sources & plant identity
Know what you’re growing.
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Astilbe
Astilbe × arendsii
The plant, at a glance.
- Botanical name
- Astilbe × arendsii
- Plant family
- Saxifragaceae
- Growth habit
- Perennial
- Origin
- Introduced
- USDA plant symbol
- ASTIL
- Invasive risk
- Low
Hardiness, size and timing vary with your cultivar, soil and climate.
Rooted in research.
University extension research, brought together with hands-on growing experience at Story Thyme Farms.
for Astilbe
Research from these sources
Publisher marks identify sources, not sponsorship or endorsement.
Questions
Astilbe questions, answered straight.
Is astilbe safe for kids and pets?
Astilbe is commonly eaten and isn't considered toxic, but "commonly eaten" isn't a guarantee for any particular person or animal — allergies, quantity, and which part you eat all matter. Never eat a plant you haven't positively identified, and check with a vet before letting pets or livestock graze anything new.
How do you propagate astilbe?
Division or seed.
Elsewhere
Where astilbe sits in the library.
Sunflower
Zinnia
Peony
Daylily