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Hollowroot

Hollowroot

Corydalis cava

herbaceous part shade💧💧 moderate waterZone 5aZone 8b

A spring ephemeral with delicate purple or white tubular flowers that bloom before tree leaves fully emerge. The plant dies back to its underground tuber by early summer.

Overview

Form
Mounding
Growth Rate
moderate
Size
0.75–1.25′ tall × 0.5–1′ wide
Dormancy
deciduous

Tolerances & Soil

low
Zone 5aZone 8b
1471013
ColderWarmer
Zone range: Zone 5a to Zone 8b

Seasonality

Bloom Season

J
F
M
A
M
J
J
A
S
O
N
D

Season of Interest

Spring

Herb

Soft non-woody plants of the field layer.

Succession Role

early successional

Native Range

Central and Eastern Europe

Function & Care

medicinalwildlife benefit

Establishment & Care

Establishment
easy
Maintenance
low
Propagation
seed, tuber

Companion Planting

Plants well with