Working on it

Assets/Scripts/GameObjects/Ground.cs

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+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class Ground : MonoBehaviour {
+	[SerializeField]
+	GameObject tilePrefab;
+
+	[SerializeField]
+	GameObject treePrefab;
+
+	void Awake() {
+		//generate tiles
+		const int size = 20;
+
+		for (int i = -size; i <= size; i++) {
+			for (int j = -size; j <= size; j++) {
+				Instantiate(tilePrefab, new Vector3(i * 32, j * 32, 0), Quaternion.identity, transform);
+			}
+		}
+
+		for (int i = 0; i < 50; i++) {
+			GenerateTree(5, size);
+		}
+
+		for (int i = 0; i < 3; i++) {
+			GenerateTree(2, 5);
+		}
+	}
+
+	void GenerateTree(float near, float far) {
+		//geenrate trees
+		float direction = Random.Range(0, 360); //angle
+		float distance = Random.Range(near, far); //H & A
+
+		//SOH CAH TOA
+		float sin = Mathf.Sin(direction * Mathf.PI / 180f);
+		float cos = Mathf.Cos(direction * Mathf.PI / 180f);
+
+		Instantiate(treePrefab, new Vector3(distance * cos * 32, distance * sin * 32, 0), Quaternion.identity, transform);
+	}
+}