Evaluating the growth of an influencer’s followers over time involves several steps:

1. Examine the Follower Growth Trend: A consistent incremental rise in followers is usually a good sign of organic growth. On the other hand, sudden spikes can indicate artificial growth methods like buying followers.

2. Analyze Engagement Rates: A significant following with low engagement rates could mean a lot of the followers are not genuine. A healthy engagement rate indicates the audience is interested and participates in the influencer’s content.

3. Look at the Follower-to-Following Ratio: Influencers with an organic following typically have more followers than the number of accounts they are following.

4. Use an Audience Analytics Tool: Tools like Flinque provide detailed audience insights, including the growth trends, demographics, and levels of engagement. It gives you a comprehensive idea about the influencer’s followers and their authenticity.

5. Check the Quality of Comments: Are the comments generic or are they meaningful conversations? The latter indicates real engagement.

6. Browse the Influencer’s Content: An influencer with a dedicated following usually has quality content in relation to their niche.

Remember, data is the key to successfully determining whether an influencer’s followers have grown organically or artificially. Tools like Flinque can be of immense help, with its holistic analytics that can assist with informed decision-making. Understanding the scenario from a broader sense, the tool you use will depend on your individual requirements.