Piasezki's Rehmannia
Rehmannia piasezkii
Not currently listed at our partner nurseries.
Essentials
At a Glance
Plant Type
Perennial
Height
24 inches
Width
18 inches
Light
Full Sun, Partial Sun
Zones
7, 8, 9
Water
Consistent moisture
Humidity
Moderate to high
Lifespan
Perennial
Native To
China
Toxicity
Use with caution; medicinal properties
The Story
Plant Bio
Rehmannia piasezkii is a perennial herb that produces attractive flowers and is known for its drought resistance. This species is particularly notable for its use in traditional medicine and its ability to thrive in less-than-ideal conditions.
Uses & Benefits:
Marketplace
Where to Buy
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Planting
How to Grow
- Tuck seeds into well-draining soil in early spring for best germination.
- Mist cuttings regularly to maintain humidity and encourage root growth.
- Water consistently to keep soil moist but not waterlogged throughout the growing season.
- Apply a balanced fertilizer monthly during active growth periods.
- Prune lightly after flowering to promote bushier growth and remove dead stems.
- Divide mature plants in early spring or fall to propagate new plants.
Pro Tip
Use rich, well-draining soil and provide partial shade for optimal growth.
Keep It Thriving
Care Guide
Do
- Water regularly to keep soil moist 🌱
- Feed with a balanced fertilizer monthly
- Prune after flowering to shape the plant
Don't
- Avoid overwatering to prevent root rot ❌
- Do not expose to harsh afternoon sun in hot climates
- Avoid heavy clay soils that retain too much water
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Deadhead | ||||||||||||
| Divide | ||||||||||||
| Plant | ||||||||||||
| Winter Prep |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Companion Plants
Multiply
Propagation Methods
Good to Know
Common Questions
Piasezki's Rehmannia questions
What zones can Piasezki's Rehmannia grow in?
Piasezki's Rehmannia is hardy in USDA Zones 7–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Piasezki's Rehmannia deer resistant?
Yes — Piasezki's Rehmannia is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.
When does Piasezki's Rehmannia bloom?
Piasezki's Rehmannia typically blooms in late spring to summer through early summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Piasezki's Rehmannia need full sun?
Piasezki's Rehmannia does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.
Is Piasezki's Rehmannia drought tolerant?
Yes — once established (usually after the first full season), Piasezki's Rehmannia handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.
Keep exploring
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See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.
