Cyni Spike Broom (Cytisus nigricans 'Cyni') Unavailable

Cyni Spike Broom

Cytisus nigricans 'Cyni'

Spike Broom

Currently unavailable

Feathery deep green foliage gets lost below spikes of brilliant yellow, pea-like flowers throughout summer. Mildly drought tolerant when established. Prefers poor soil with low nitrogen content that is well draining.

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Plant facts

Mature height4'
Mature spread3'
Growth rateModerate
SunFull Sun (6+ hours)
WaterModerate
USDA hardiness zone5
Flower colorYellow shades
Foliage colorGreen

Good to know

Quick answers

How big does Cyni Spike Broom get?

About 4' tall and 3' wide at maturity.

How much sun does Cyni Spike Broom need?

Full Sun (6+ hours).

How much water does Cyni Spike Broom need?

Moderate water use.

Will Cyni Spike Broom grow in Utah and the Intermountain West?

It is rated hardy to USDA zone 5, so it suits sites in zone 5 or warmer. The Salt Lake Valley floor is mostly zone 7; benches, mountain valleys and high plains in Utah, Idaho, Montana, Colorado and Wyoming are colder, often zones 3–6, so check the zone for your site.

Where can I buy Cyni Spike Broom in Utah?

Progressive Plants in Copperton, Utah carries it, but it is not available right now. You can join the waitlist to hear when it's back.

Can landscape contractors buy Cyni Spike Broom wholesale?

Yes. Landscape contractors and architects with a Progressive Plants wholesale account get trade pricing, bulk ordering and shipping across Utah, Idaho, Montana, Colorado, Wyoming and Nevada on our own trucks or by freight ($1,500 minimum outside our local delivery area). Apply at progressiveplants.com/wholesaleapp.html or call 801-565-7333.

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