4 Gardening apps for your green thumb

iZen Garden 2

While the iZen Garden app isn't necessarily directly tied into gardening, it's one of the top-rated apps for the iPhone, with a tranquility-inducing activity where you design a zen garden with virtual stones, plants, shells and fossils while listening to sounds of butterfly wings and relaxing music.

Cost: $3.99

The Plant Doctor

A highly useful app for gardening, The Plant Doctor app diagnoses the most common plant ailments. And in the event that your planting mishap isn't listed, you can fill out a quick form within the application and send an inquiry to a plant pathologist for diagnosis and treatment ($1.99 per inquiry).

Cost: Free

Gardening

The aptly named "Gardening" app makes our list because it integrates gardening tips and a database of plant types with the ability to monitor your planting progress with photos and a journal, which you can cross-reference with their database to keep your gardening on track and doublecheck planting and harvesting times.

Cost: $0.99

Landscaper's Companion

Gardeners who want a content-heavy app need to look no further than the Landscaper's Companion, which houses a large collection of data that spans 16 categories of plants (around 1,400 types) and accompanying photos.

Cost: $4.99

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