Light Needs
Mature Height
Mature Spread
Growing Zones
Sugar Shack® 2.0 Buttonbush proves that native shrubs can be polished, compact, and downright showy. It stays a workable 3–4 feet tall and 3–4 feet wide, yet it still produces loads of fragrant, white “button” blooms in summer. Those flowers show up clearly against glossy green leaves. This improved selection is a great choice for smaller gardens, rain gardens, and foundation beds where scale matters. We like it for wet spots that need a shrub that looks finished, not wild.
Butterflies and bees find it fast, and hummingbirds often stop in when the flowers are at peak. Red seed heads follow and keep the shrub interesting into fall, plus they support wildlife. Cephalanthus occidentalis ‘SMNCMBH’ handles moist to wet soil and tolerates clay, a valuable trait in a shrub. Deer typically leave buttonbush alone, so the plant keeps its shape through the season. Use it as a specimen near water, in mass plantings for a native screen, or as a compact anchor in mixed borders.
Sugar Shack® 2.0 Buttonbush Care
Grow it in full sun to part sun for the heaviest flowering. Plant in soil that stays consistently damp, including low areas or rain garden basins. Slightly acidic to neutral soil (about pH 5.5–7.0) is ideal, though it adapts well in many landscapes. Water regularly the first year, then keep moisture steady during summer heat, especially if you’re not planting near a downspout or pond edge. Fertilizer is rarely needed, but a light application of a balanced slow-release shrub fertilizer in early spring can help in very lean soils.
Because it blooms on new wood, prune in early spring before strong growth starts. Remove any winter-damaged tips and lightly shape to keep the outline dense and rounded. If the shrub ever gets too thick, thin a few older stems at the base rather than shearing the whole plant.
Sugar Shack® 2.0 Buttonbush Spacing
Space plants 3–4 feet apart in garden beds so they fill in without crowding. For container planting, start with a pot that’s 18–24 inches wide and make sure it won’t dry out quickly in summer.
We like using Sugar Shack® 2.0 for wet spots that need a shrub that looks finished, not wild. In landscape design, a rain-garden grouping with Joe Pye weed, milkweed, and irises keeps the planting lively from summer into fall. For containers, tuck in vinca or lobelia around the rim and add caladium nearby in a separate pot for foliage contrast and easy seasonal swap-outs.
Simple Plant Spacing Calculator
Please Note: The pictures below are to give a general representation of the different container sizes. The actual size/ages of plants are estimates and will vary based on type of plant, time of year, last pruning & many other factors.
Also Known As:
Quart
Plant Age:
~ 6 months - 1 year
Plant Size:
~ 4"-8"
Pot Size:
~ 4.75"H x 4.5"W
Volume:
1.50 quarts
Also Known As:
2.5 Quart Pot
Plant Age:
~ 1 - 2 years old
Plant Size:
~ 8"-12"
Pot Size:
~ 6.5"H x 6.5"W
Volume:
2.20-2.30 quarts
Also Known As:
#1 Container
1 Gallon
Plant Age:
~ 1 - 2 years old
Plant Size:
~ 10"-14"
Pot Size:
~ 7"H x 7.75"W
Volume:
2.26-3.73 quarts
Also Known As:
#2 Container
2 Gallon
Plant Age:
~ 1.5 - 3 years old
Plant Size:
~ 12"-18"
Pot Size:
~ 9.5"H x 9.5"W
Volume:
1.19-1.76 gallons
Also Known As:
#3 Container
3 Gallon
Plant Age:
~ 2 - 4 years old
Plant Size:
~ 12"-30"
Pot Size:
~9.5"H x 11"W
Volume:
2.32-2.76 gallons
Also Known As:
#5 Container
5 Gallon
Plant Age:
~3-4 years old
Plant Size:
~ 20" - 60"
Pot Size:
~11" H x 10 1/2” W
Volume:
3.5 - 4 gallons
We stand behind our plants with industry-leading guarantees to give you peace of mind.
We want your plants to arrive in great condition! If you notice any issues upon delivery, contact us within 3 days.
Starting January 1, 2026 all bushes, perennials & trees purchased come with an extended 1-year warranty for added confidence. If your plant dies due to a health issue within a year, we’ll make it right.
Pre-ordered plants are scheduled to ship in Spring 2026. We carefully plan our shipping dates based on your USDA Plant Hardiness Zone to ensure optimal planting conditions upon arrival. Want it sooner/later? Reach out, and we'll try our best to accommodate.
Estimated ship week for pre-ordered plants will ship based on growing zones as shown below.
| Growing Zone | Estimated Ship Week |
|---|---|
| Zone 10 | March 30th |
| Zone 9 | March 30th |
| Zone 8 | April 6th |
| Zone 7 | April 13th |
| Zone 6b | April 20st |
| Zone 6a | April 27th |
| Zone 5b | May 4th |
| Zone 5a | May 11th |
| Zone 4 | May 18th |
| Zone 3 | May 25th |
Note: These are only estimated ship dates. Plants may ship out later depending on weather & growing conditions of the plant.
Note: Only plants indicated as pre-order will ship as shown above. All other plants and hard goods will ship as normal.
Plants that are currently in stock typically ship within 2-7 business days after your order is placed.
Plant Addicts ships to the lower 48 states within the U.S. Unfortunately, we do not currently ship to Alaska, Hawaii, or internationally.
This plant cannot be shipped to the following states: AK, HI. These restrictions apply only to this specific plant due to agricultural regulations or other limitations. Other plants may still be available for shipping to these states.
If you have any questions about shipping restrictions, feel free to reach out to our team!