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Alpine Strawberry 'Intensity'

Fragaria vesca

Family: Rosaceae (ro-ZAY-see-ee) (Info)
Genus: Fragaria (frag-AY-ree-uh) (Info)
Species: vesca (VES-kuh) (Info)
Cultivar: Intensity
» View all varieties of Strawberries


Alpines and Rock Gardens

Edible Fruits and Nuts



Water Requirements:

Unknown - Tell us

Sun Exposure:

Full Sun

Sun to Partial Shade

Light Shade

Partial to Full Shade



Foliage Color:

Unknown - Tell us


12-18 in. (30-45 cm)


Unknown - Tell us


USDA Zone 4a: to -34.4 C (-30 F)

USDA Zone 4b: to -31.6 C (-25 F)

USDA Zone 5a: to -28.8 C (-20 F)

USDA Zone 5b: to -26.1 C (-15 F)

USDA Zone 6a: to -23.3 C (-10 F)

USDA Zone 6b: to -20.5 C (-5 F)

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

Where to Grow:

Unknown - Tell us


Unknown - Tell us

Bloom Color:

White/Near White

Bloom Characteristics:

Unknown - Tell us

Bloom Size:

Unknown - Tell us

Bloom Time:

Mid Spring

Other details:

May be a noxious weed or invasive

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

Patent Information:

Unknown - Tell us

Propagation Methods:

From seed; direct sow outdoors in fall

From seed; winter sow in vented containers, coldframe or unheated greenhouse

From seed; stratify if sowing indoors

Direct sow as soon as the ground can be worked

From seed; sow indoors before last frost

From seed; direct sow after last frost

Seed Collecting:

Allow unblemished fruit to ripen; clean and dry seeds

Properly cleaned, seed can be successfully stored


This plant has been said to grow in the following regions:

Smiths Grove, Kentucky

Gardeners' Notes:


On Feb 1, 2011, rundown73 from Minneapolis, MN wrote:

Oikos doesn't appear to be offering this anymore, just the seedlings.
I'm growing the Intensity only. Based on my experience, I think it needs a polinator. It's filled in nicely in a shaded area along my driveway and it blossoms every year. But I've gotten no fruit.
It's possible that there is too much shade, but these are supposed to be very shade tolerant and still fruit under those conditions.
This year I'll try adding a few plants of a different variety of alpine strawberry and see if that does the trick.


On Sep 3, 2009, Dodsky from Smiths Grove, KY (Zone 6b) wrote:

I bought this plant from Oikos Tree Crops a few years ago and it has done quite well as an undergrowth groundcover under some of my shrubs. It is a very vigorous grower and sends out lots of runners, so keep that in mind when you plant it. It will eventually crowd out smaller plants in the same bed if it isn't kept under control. The berries are intensely flavored and larger than the typical alpine strawberry. The plant is also a bit taller and wider than the other half-dozen alpine strawberry cultivars that I'm growing.

This is the description from Oikos' catalog:

"Strawberry with Large Fruit
'Intensity' is the best selection we have found in searching for a larger wild berry, noted for its intense, rich and full fruit flavor. Intensity has an exte... read more