Cain's Reedgrass (Calamagrostis cainii) is a clumping perennial grass known for its attractive, feathery inflorescences, adding texture and movement to gardens.
At-a-glance light, water, soil, and growing conditions from plant data
Full sun to partial shade
75% intensity
Thrives in full sun, but can tolerate light shade.
Consistent moisture
50% intensity
Prefers moist soil, but avoid waterlogging.
Well-drained
50% intensity
Cold hardy
25% intensity
Prefers cooler temperatures and can withstand frost.
Light feeding
25% intensity
Minimal fertilization needed, apply in spring.
Safety information from plant toxicity data
| Attribute | Value |
|---|---|
| Toxic for humans | No 0/5 intensity |
| Toxic for pets | No 0/5 intensity |
Key traits and growing stats from plant data
Watering, pruning, propagation, and repotting details from plant data
Cain's Reedgrass prefers consistently moist soil, especially during its establishment phase. Water deeply when the top 2-3 cm of soil feels dry. Avoid waterlogged conditions, as this can lead to root rot.
Reduce watering frequency in cooler months or when the plant is dormant.
Prune Calamagrostis cainii in late winter or early spring before new growth emerges. Cut back all dried foliage to about 5-10 cm above the ground. This tidies the plant and encourages vigorous new shoots.
Remove any dead or damaged stems throughout the year.
Calamagrostis cainii can be propagated by division of established clumps in early spring or fall. Carefully dig up the plant and divide the root ball into smaller sections, ensuring each section has roots and shoots.
Replant immediately into prepared soil.
Calamagrostis cainii is typically grown in the ground and does not require frequent repotting. If grown in containers, repot every 2-3 years in spring to refresh the soil and provide more space for root growth.
Use a well-draining potting mix.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Flowering & fruiting calendar
Flowering & fruiting calendar
Where Cain's Reedgrass (Calamagrostis cainii) is found
Density
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Common names and botanical synonyms
Botanical classification
| Rank | Name |
|---|---|
| Kingdom | Plantae |
| Division | Tracheophyta |
| Class | Liliopsida |
| Order | Poales |
| Family | Poaceae |
| Genus | Calamagrostis |
| Species | Calamagrostis cainii |
Similar in genus Calamagrostis
Answers based on plant encyclopedia data
