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Botanical name: Veronicastrum virginicum
Common name: Culver's root
Origin: Eastern Plains (Missouri River), northern Midwest and eastern Midwest into New England
USDA zones: 3 to 8 (find your zone)
Water requirement: Wet to medium-wet soil
Light requirement: Full sun
Mature size: Slowly spreading clump to several feet wide; 4 to 5 feet tall
Benefits: Insect magnet; unique spiked shape
Seasonal interest: Long blooming in midsummer; looks architectural in winter
When to plant: Spring to fall
by Benjamin Vogt
Distinguishing traits. It's a spooky plant in fall and winter. Culver's root is sometimes pecked at by birds on snowy afternoons and holds up great to strong plains winds.

As the story goes, an early American doctor found laxative properties in the plant. Do with that information what you will, but now you know why it's called Culver's root and not Poopy Pants root.
by Benjamin Vogt
How to use it. Culver's root is perfect for a rain garden or any low area in your landscape. Place it in the back of a bed or in the middle for a sculptural effect.

Planting notes.
Butterflies, moths and bees swarm to blooms that look great during full moons. This really is an easy, interesting and well-behaved Midwest native one that everyone should try. Dig it in any time, from early spring to late fall — even in winter if you put several inches of mulch on top. Scatter the seeds over bare soil in spring and you should get seedlings, too.

More about attracting birds and butterflies
by Benjamin Vogt

Comments

Richard D. Wood These plants are best suited to be left in the back roads.
5 months ago ·
Benjamin Vogt Why do you say that, Richard? It is not invasive and is a prairie native that sustains masses of wildlife. Its value to the environment is massive. I've grown mine in a 1500' garden for years.
5 months ago · ·
Sigrid This looks remarkably like a plant I have that has to be regularly pulled up to avoid choking out other stuff. It's pretty and it spreads, but if you don't watch out, in a few years, it will take over.
5 months ago ·
Benjamin Vogt Sigrid, that seems strange. Seriously folks--I have this in my backyard garden, and for 6 years I've not seen one seedling. Of course, often there are native prairie plants that can be "aggressive" (just like many more which are nonnative) because we have put in a foreign monoculture of lawn and a 19th century English ideal of what a landscape should be, not letting the natural landscapes thrive and clean the water, enrich the soil, or provide for the native wildlife. If you live in the Plains states I encourage you to re-see and rethink your landscape as native populations of insects dwindle--populations which feed songbird babies in droves (songbirds are also on the downturn, losing 1-3% of their populations each year due to habitat loss, scarcity of food resources, and over-reliance on chemicals in landscapes).
5 months ago · ·
ursulav I love this plant. I wish it WOULD seed more--it tends to get lost in the asters, and it's spectacular in bloom.
4 months ago ·
Sigrid Benjamin
I may have a different plant. It's tough to tell, given that it's winter and I can't look at it. I've kept some of it, but I removed plenty to give my mildewy peonies some fresh air and room. I like natives and when I lived in England, the gardens I admired were those that enhanced nature, not replaced it. My yard has great bones. A lot of old specimen trees, and gardens overrun by the same weedy perennials.

I've never used chemicals, but my experience in Russia has left me with no enthusiasm for buggy meadows. Mowing keeps the horseflies and ticks away and both are real problems in the countryside outside of Moscow, as is tick-borne encephalitis.
4 months ago ·
Benjamin Vogt Sigrid, I used to have a bad mosquito problem, then as my garden grew up and attracted birds and (neatest of all) droves of dragonflies, the mosquitoes went away. I think this is the benefit of an extensive garden (though mine is only 1500' square), one that is rich and full and vibrant with life seen and unseen. I'm not trying to diminish your experiences at all, just writing this down for anyone in the future about the potential benefit of thick planting (another benefit is much less invasive weed competition and soil moisture conservation). Did you live near the steppes then? That environment very closely resembles the great plains. My ancestors came from the Black Sea region and were wheat farmers.
4 months ago · ·
Dar Eckert It looks like one to plant out on our farm, lotsa wetlands & space. Any idea where I could buy some?
4 months ago ·
Benjamin Vogt Dar, looks like you're in Minnesota, so if you can't find it at a local nursery, I'd mail order it from Prairie Moon Nursery (southern MN) or Prairie Nursery (western WI) -- both nurseries specialize in native prairie and have healthy plants I used when I was starting my garden here in Nebraska. Go Gophers! (I grew up in the TC)
4 months ago ·
Dar Eckert Thanks but it's MSUM Dragons (Moorhead, MN) for me.
4 months ago ·
ZH Design This is a plant I must admit, I have not used a lot, but always seems to be in my limelight. I love the flowers when they're in bloom. They are reminiscent to me of rockets shooting off. And it is an exceptional plant to remind us that not all perennials should be cut down before winter, not just for wildlife and ecology reasons, but aesthetic purposes as well. The seedheads are so dramatic, especially covered with frost. I have found it most stunning when the flowers can be shown off against a darker backdrop and the dark seedheads amongst the ambers of ornamental grasses.
4 months ago ·
Benjamin Vogt Zach, the way you describe it is right on the money!
4 months ago ·
Sigrid @Benjamin

Moscow's in Central Russia, far from the steppes. It's north of the fertile black earth zone of the south, too. I have alkaline clay --- in fact, when you dig deep, the clay is so clay-ey that we stuck it in the bonfire and got something that holds water.

However, the veronicastrum is in my Maine garden. I plan to make the gardens more lush in Maine, but I have to contend with a lot of shade and tree roots. I have a copper beech, which is probably hundreds of years old and one of the biggest in the area, but my yard isn't big. I also have a butternut, with a trunk that is easily 5 feet in diameter.
4 months ago ·
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