Botanical Interests

Seeds to Sow in September

Showing 25 to 36 of 55 products

Botanical illustration of round Tonda di Parigi carrots, orange globe-shaped roots with thin taproots and feathery green tops, clustered together against a plain white background.

Tonda di Parigi Carrot Seeds

4.4
Rated 4.4 out of 5 stars
22
$2.69
Add
Illustration of a Snowball Y cauliflower with curling green outer leaves framing a dense white curd, alongside a cross-section showing the branching stalk and two small loose florets in front.

Snowball Y Cauliflower Seeds

3.9
Rated 3.9 out of 5 stars
10
$2.69
Add
Illustration of Johnny-Jump-Up violas with purple and yellow bicolor blooms and green leaves spilling over a flagstone wall with moss between the stones.

Johnny-Jump-Up Viola Seeds

4.9
Rated 4.9 out of 5 stars
33
$2.69
Add
Botanical illustration of Swiss Giants Blend pansy flowers, showing seven large ruffled blooms in pink, purple-blue, white, yellow, and red with dark velvety centres, arranged with green leaves against a plain white background.

Swiss Giants Blend Pansy Seeds

4.3
Rated 4.3 out of 5 stars
25
$2.99
Add
Botanical illustration of Rouge d'Hiver romaine lettuce showing loose, elongated leaves with prominent lime-green midribs shading into deep wine-red, ruffled edges, set against a plain white background.

Rouge d'Hiver Romaine Lettuce Seeds

4.8
Rated 4.8 out of 5 stars
19
$2.69
Add
Botanical illustration of Waltham 29 broccoli showing a cut head with clustered blue-green florets branching from thick pale stalks with a fresh cut base.

Waltham 29 Broccoli Seeds

4.2
Rated 4.2 out of 5 stars
20
$2.69
Add
Illustration of a bundle of Cosmic Purple carrots showing deep purple, ridged skin, tapering white and orange-streaked tips, and feathery green tops still attached, set against a plain white background.

Cosmic Purple Carrot Seeds

4.7
Rated 4.7 out of 5 stars
12
$2.99
Add
Botanical illustration of Oceanside spinach showing a cluster of smooth, rounded oval leaves in varying shades of green with visible vein texture, arranged loosely against a plain white background.

Oceanside Spinach Seeds

4.2
Rated 4.2 out of 5 stars
17
$3.49
Add
Detailed botanical illustration of a Belstar broccoli head showing tight blue-green florets clustered atop thick pale green stalks, with a small side shoot and a cut base revealing the pale interior.

Belstar Broccoli Seeds

4.3
Rated 4.3 out of 5 stars
29
$4.49
Add
Botanical illustration of vibrant golden-orange California poppies with fine green foliage on a white background, for Orange California Poppy Seeds.

Orange California Poppy Seeds

4.7
Rated 4.7 out of 5 stars
27
$2.99 - $5.99
Choose
Illustrated bunch of moss curled parsley with tightly ruffled, bright green leaves on long slender stems, shown against a plain white background.

Moss Curled Parsley Seeds

5.0
Rated 5.0 out of 5 stars
12
$2.69
Add
Illustrated Romanesco cauliflower head with its distinctive lime-green, spiralling conical florets, surrounded by ruffled, veined outer leaves, set against a plain white background.

Romanesco Cauliflower Seeds

4.6
Rated 4.6 out of 5 stars
14
$2.69
Sold Out
Previous Next

Recently Viewed Products

Learn to Grow

Take a look at some of our most popular guides that will help you learn when to sow your seeds, how to grow them, and more!

View Articles

Got a Question?

Whether you’re planning, planting, or pruning a garden, we’re here to help.

All FAQs
Decorative strip

Email Updates

Get free shipping on your first order.

Information

Connect

Customer Service Hours
Mon-Fri 8-4 MST

525 Burbank St., Unit 1
Broomfield, CO 80020

Retail: 720-782 2506
Wholesale: 800-486-2647
Other calls: 303-464-6464

customerservice@botanicalinterests.com
reorders@botanicalinterests.com

Botanical Interests

© 2026 Botanical Interests