Here is what Dahlia needs to thrive.

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Dahlia

Dahlia pinnata

Zones 7–13

Stats
Sunfull sun
Watermedium
Grow time—
Height3–6ft
Spacing12–24in
Light
Full sun✓
Part shade✓
Shade✗
Traits
Life cycleperennial
Category—
Growth habitupright
Seasonwarm
Frost tolerancehalf hardy
Height3–6ft
Spacing12–24in
Days to bloomover 150
Native us✗
Growing
Watermedium
Drainagemoist
Soil ph min6.5
Soil ph max7.5
Propagation
Seed✓
Cutting✓
Division✓
Graft✗
Tuber bulb crown✓
Transplant✓
Container ok✓
Spreadself seeds
Deer resistant✗
Drought tolerant✗
Pollinator friendly✓
Toxic to
People✓
Pets✓
Livestock✓
Bloom
Lengthover 12wk
Colors
White✓
Yellow✓
Orange✓
Red✓
Pink✓
Purple✓
Blue✗
Green✗
Fragrant✗
Reblooms✓
Deadhead✓
Cut flower✓
Dried flower✓
Invasive
Statusnone
Regions
Northeast✗
Southeast✗
Midwest✗
Plains✗
Southwest✗
Mountain west✗
Pacific northwest✗
California✗
Hawaii✗
State noxious✗
Escapes cultivation✗
Calendar, zone 7
JanFebMarAprMayJunJulAugSepOctNovDec
Sownonononoyesyesnononononono
Harvest————————————