Plantflix
Rudbeckia Hirta "Black Eyed Susan" Seeds
Rudbeckia Hirta "Black Eyed Susan" Seeds
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Sprinkle joy in your garden with Rudbeckia Hirta "Black Eyed Susan" Seeds. This vibrant and hardy flower is easy to grow and attracts pollinators. (Bee cool and plant Rudbeckia! đ)
Instructions:
We recommend using the following to sow the seeds:Â
sow Black-Eyed Susan seeds in early spring and keep brightly lit.
(Find more info on germinating seeds by going to our seed guide)
These seeds are for the 2026 growing season.
About the seeds:
|
difficulty |
beginner | intermediate | advanced |
|
germination time |
10Â days |
|
depth |
1/8â |
|
spacing |
plant 3-4 seeds 12â apart |
|
recommended planter |
6â-12" pot or box, or garden bed |
|
time to maturity |
84-98 days |
|
seed prep |
pre-soak | scarification | stratification | none |
|
method |
greenhouse | paper towel method | direct sow |
|
temperature |
>60F |
About the Plants:
|
description |
lush bushy upright plant with large and bright yellow blooms |
|
difficulty |
beginner | intermediate | advanced |
|
growth speed |
slow | medium | fast |
|
size of plant |
12â-36â tall, 12-24" spread, 2.5" blooms |
|
light |
full sun | partial sun | shade | grow lights |
|
soil |
well-draining coconut coir/peat-based potting mix  |
|
temperature |
warm | cool |
|
pet-friendly |
cats | dogs | no |
|
pests |
powdery mildew, leaf spot |
|
fertilization |
heavy | moderate | light |
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