Sum and Substance Hosta
Hosta x fortunei 'Sum and Substance'
Essentials
At a Glance
Plant Type
Perennial
Height
30 inches
Width
60 inches
Light
Partial Sun, Shade
Zones
4, 5, 6, 7, 8, 9
Water
Regular moisture, well-drained soil
Humidity
Prefers moderate humidity
Lifespan
Many years
Native To
Asia
Toxicity
Toxic to dogs, cats, and horses
The Story
Plant Bio
Large, round leaves that are bright chartreuse and have a distinctive corrugated texture. Notable for its size and striking foliage color, making it a dramatic addition to shaded areas.
Bloom Period:
Uses & Benefits:
Marketplace
Where to Buy
Shipping costs Year-round shipping Free shipping
Planting
How to Grow
- Tuck mature rhizomes into well-drained, humus-rich soil in early spring.
- Water thoroughly after planting to establish roots.
- Mist cuttings in a humid environment for propagation, keeping soil moist.
- Apply a layer of mulch around the base to retain moisture and suppress weeds.
- Fertilize with a balanced, slow-release fertilizer in spring and mid-summer.
- Divide clumps every 3-4 years in early spring or fall to maintain vigor.
Pro Tip
Provide partial shade to protect leaves from sunburn and ensure vibrant foliage.
Keep It Thriving
Care Guide
Do
- Water regularly to keep soil moist but not soggy 🌱
- Apply mulch to conserve moisture and regulate soil temperature
- Divide plants every few years to promote healthy growth
- Use a balanced fertilizer in spring and mid-summer
Don't
- Avoid full sun exposure which can scorch leaves ❌
- Don’t let soil dry out completely between watering
- Refrain from over-fertilizing to prevent leaf burn
- Do not disturb roots during peak growing season
Seasonal Care Calendar
| Task | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Divide | ||||||||||||
| Pest Check | ||||||||||||
| Spring Cleanup |
Watch Out For
Pests & Diseases
Common Pests
Common Diseases
In the Garden
Landscape Uses & Companions
Landscape Uses
Companion Plants
Multiply
Propagation Methods
Good to Know
Common Questions
Sum and Substance Hosta questions
What zones can Sum and Substance Hosta grow in?
Sum and Substance Hosta is hardy in USDA Zones 4–9. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.
Is Sum and Substance Hosta deer resistant?
Not reliably. Deer may browse Sum and Substance Hosta, especially tender spring growth — plan on repellents or fencing where pressure is high.
When does Sum and Substance Hosta bloom?
Sum and Substance Hosta typically blooms in late summer through early fall. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.
Does Sum and Substance Hosta need full sun?
Sum and Substance Hosta does best in part shade.
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Hosta fortunei 'June'
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Hosta fortunei 'Fire Island'
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Hosta plantaginea 'Patriot'
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Hosta x hybrida 'Goldrush'
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Grow Sum and Substance Hosta with confidence
See it in a design of your actual yard, get zone-matched care reminders, and track it season by season in your garden journal.
