Solanum Species, Porcupine Tomato

Solanumpyracanthos

Family
Solanaceae (so-lan-AY-see-ee)
Genus
Solanum (so-LAN-num)
Synonym
Solanum haematocarpum
Sun Exposure
Sun to Partial Shade
Foliage
Grown for foliage
Evergreen
Height
18-24 in. (45-60 cm)
Spacing
9-12 in. (22-30 cm)
Hardiness
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Danger
Parts of plant are poisonous if ingested
Plant has spines or sharp edges; use extreme caution when handling
Bloom Color
Medium Purple
Bloom Time
Blooms repeatedly
Other Details
Category
Tropicals and Tender Perennials
Water Requirements
Foliage Color
Where to Grow
Suitable for growing in containers
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
From seed; direct sow after last frost
Seed Collecting
Remove fleshy coating on seeds before storing
Unblemished fruit must be significantly overripe before harvesting seed; clean and dry seeds
Wear gloves to protect hands when handling seeds
Regional

This plant is said to grow outdoors in the following regions:

, British Columbia

Brentwood, California

Canoga Park, California

Gilroy, California

Novato, California

Richmond, California

Sacramento, California

San Francisco, California

San Jose, California

San Leandro, California

Santa Cruz, California

Vallejo, California

Vista, California(9 reports)

Lakeland, Florida

Plant City, Florida

Meridian, Idaho

Old Bridge, New Jersey

Brooklyn, New York

Warren, Ohio

WALTERVILLE, Oregon

Seattle, Washington(2 reports)

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Gardener's Notes:

7
positives
1
neutral
1
negative
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B
B
New York City, NY | March 2018 | positive

New York City created 3' X 6' mini garden plots along the new Avenue of America bike trail heading up town in the middle of Manhattan. I...Read More

E
Holden, MA | November 2015 | positive

I purchased a porcupine tomato and planted in front of the house in NewEngland. It grew huge (about 2.5 ft high and wide) and was always...Read More

M
San Francisco, CA | December 2013 | positive

I picked one of these up in a Berkeley nursery. Started out cute, and quickly grew monstrous (~1.5M). I watered it fairly often and it ...Read More

M
Golden, CO (Zone 5b) | July 2012 | positive

I had one seedling sprout out of several seeds I planted. It's one of my favorites. It has spent most of it's 4 years in a small pot in...Read More

S
S
| June 2012 | neutral

i saw this plant 3 years ago at hampton court and i fell in love with it! it was only last night i found it again and i plan to get the s...Read More

V
Tustin, CA | October 2011 | positive

I planted a small 4" one and it grew to about 4 feet or so the first year. I thinned and tipped it back regularly so not sure how big it...Read More

L
Seattle, WA | April 2009 | positive

I just acquired my second solanum pyracanthum. I had one years ago that thrived, planted up in a terra cotta pot on a hot patio, (though ...Read More

P
Acton, CA (Zone 8b) | July 2003 | negative

I too was fascinated with the bizzare plant when I first saw it, and having a garden full of spiny things decided to add this one to it.....Read More

P
| July 2003 | positive

This plant is visually amazing. Just purchased it and interestingly the very same blurb at the plant shop is the first comment posted her...Read More

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