SproutSmart
SproutSmart™ Intelligent Garden Sowing

Goldsturm

Black-Eyed Susan
Zone 11a Save Garden

Planting Schedule

Add Goldsturm to your garden to build a schedule and get reminders.
Botanical illustration of Goldsturm
90d to harvest

Sunlit, golden petals glow like warm embers, framing a boldly dark, near-black center that seems to drink in the light. Goldsturm’s blooms arrive in abundance and hold their color with a crisp, satiny texture, forming a sturdy, mounding clump that looks radiant from late season onward. Ideal for brightening borders and naturalizing beds, this dependable Black-Eyed Susan brings long-lasting floral presence that invites pollinators to linger.

Crop Dates

Growing note: In frost-free Zone 11a, grow this cool-season crop during the cooler dry season (October–February).
MilestoneDate
Start Indoors—
ClimateFrost-Free Climate
Transplant / Sow OutdoorsOct 1st
Harvest BeginsDec 30th
Harvest EndsFeb 28th

Crop Details

TraitValue
Days to Maturity90
Sun RequirementsFull SunFull sun
Growth HabitUpright
Support NeededNone
Planting DepthNormal
Germination Temp (°F)70
Min Soil Temp (°F)55
Min Night Temp (°F)50
Harden Off (days)Not Required

Today's Conditions

Outdoor planting for Goldsturm in Zone 11a typically begins around 2026-10-01. Wait until soil reaches at least 55°F before transplanting Goldsturm.

Garden Alerts

In frost-free Zone 11a, grow this cool-season crop during the cooler dry season (October–February).

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Frequently Asked Questions

What pest or disease commonly affects Rudbeckia fulgida (Goldsturm), and how do I control it?
A common issue is powdery mildew, which shows up as a gray-white film on leaves, especially during humid stretches. Improve airflow by spacing plants and watering at the soil line, then remove heavily affected leaves early; for home control, use a labeled horticultural fungicide if mildew starts spreading. Also watch for leaf-chewing caterpillars and treat with a product labeled for caterpillars to protect fresh foliage and flower buds.
How often should I water Rudbeckia fulgida during the main growing phase?
During active growth and bud formation, keep the soil evenly moist but not soggy—typically about 1 inch of water per week, adjusted for rainfall and heat. Water deeply when the top 1 inch of soil dries out, and avoid frequent light sprinkling that keeps foliage wet and encourages mildew. Once established, Goldsturm is fairly drought-tolerant, but consistent moisture improves flower count.
Botanical illustration of Goldsturm

Sunlit, golden petals glow like warm embers, framing a boldly dark, near-black center that seems to drink in the light. Goldsturm’s blooms arrive in abundance and hold their color with a crisp, satiny texture, forming a sturdy, mounding clump that looks radiant from late season onward. Ideal for brightening borders and naturalizing beds, this dependable Black-Eyed Susan brings long-lasting floral presence that invites pollinators to linger.

Today's Conditions

Outdoor planting for Goldsturm in Zone 11a typically begins around 2026-10-01. Wait until soil reaches at least 55°F before transplanting Goldsturm.

Garden Alerts

In frost-free Zone 11a, grow this cool-season crop during the cooler dry season (October–February).

Sowing Tips

Soil Temperature

Direct sow or transplant when soil at planting depth holds 55°F for reliable germination and early growth.

Expert Note

For the fastest, most reliable blooms, sow to start outdoors after frost or buy started plants, then deadhead lightly in summer to keep flower production high.