American beautyberry

Callicarpa americana

also called beautyberry, french mulberry

Nothing else in the garden is this color: tight rings of shocking violet-purple berries clasping every arching stem through fall, on an easy southern native the mockingbirds strip by December.

Light Part shade to sun
Water Low to moderate
Hardiness Hardy
USDA zones 6a–10b
Height 1.2–2 m
Spread 5 ft 11 in
Spacing 1.2–2 m
Sow depth From a container plant
Root depth 12–24 in
Type
Shrub · Perennial
Botanical family
Mixed / other
Foliage color
Green
Flower color
Purple and violet
Sunlight
Part shade to sun
Watering
Low to moderate
Soil
Any ordinary soil; a woodland-edge native
Feeding
Gentle all-organic
USDA zones
6a–10b
Frost tolerant
Yes
Plant out
at the last spring frost
Plant spacing
4 ft 11 in
In-row spacing
3 ft 11 in
Between rows
6 ft 7 in
Square-foot density
Not suited to SFG
Root system
Woody and fibrous
Working depth
12–24 in
Can reach
3 ft down where the soil allows
Spread
9–12 ft across, about 1.5–2× the width of the plant
Shallowest pot
20 in of soil

A shallow woody framework with the fine feeding roots in the leaf litter above it. Those feeders are mostly under the outer half of the canopy rather than against the stem, which is where water and feed should go.

The habit is American beautyberry’s own; the figures are what that habit usually comes to at this size, not a measurement of this species. Roots follow the soil either way: a compacted pan, a high water table or heavy clay stops them well short of any of it, and deep open ground lets them go further.

When
Berried stems for arrangements in early fall; the big cutback in earliest spring.
What to look for
Berry clusters fully violet before the leaves yellow, which is when they show best in a vase.
How to harvest
Cut long arching stems for the vase; they hold color for weeks dry. In March, cut the whole shrub to knee height or lower: it flowers on new wood, and the hard cut is what keeps it dense and heavily berried.
How often
Both jobs once a year. Skipping the spring cut costs shape but nothing else.
Storing the crop
Dried berried stems keep their improbable purple for a month or more. The berries themselves are for the birds, not the pantry, though they are technically made into jelly in the Deep South.
  • Generally trouble-free No notable pest or disease problems when grown in the right conditions — one of the easy ones.

It blooms and berries on new wood, so the whole shrub can be cut to 30 cm each spring and still perform, which keeps it dense. Crushed leaves are a folk mosquito repellent the USDA actually validated, isolating callicarpenal from them.