<div class="ui grid form">
    <div class="row panel container">
        <div class="five wide column field">
            <label class="input-label">Tale name:</label>
        </div>
        <div class="eleven wide column field">
            {{input value=newTaleName type="text" placeholder="Tale Name"}}
        </div>
    </div>
    <div class="row panel container">
        <div class="five wide column field">
            <label>Compute environment:</label>
        </div>
        {{#if (and selectedEnvironment selectedEnvironment.name)}}
            <div class="eleven wide column field">
                <span class="item">
                    <img src="{{selectedEnvironment.icon}}" class="env-image"/>
                    <span class="env-name">{{selectedEnvironment.name}}</span>
                </span>
            </div>
        {{else}}
            <div class="eleven wide column field">
                <label class="muted-text">Select from compute Environments panel</label>
            </div>
        {{/if}}
    </div>
    {{!--
    <div class="row panel container">
        <div class="five wide column field">
            <label>Input data:</label>
        </div>
        <div class="eleven wide column field">
            {{#each inputData as |item|}}
                <div>
                    {{item.name}}
                </div>
            {{else}}
                <label class="muted-text">Select from Data panel</label>
            {{/each}}
        </div>
    </div>
    --}}
</div>

<div class="ui grid form">
    <div class="row panel container">
        <div class="five wide column field">
            <label class="input-label">Tale name:</label>
        </div>
        <div class="eleven wide column field">
            {{input value=newTaleName type="text" placeholder="Tale Name"}}
        </div>
    </div>
    <div class="row panel container">
        <div class="five wide column field">
            <label>Compute environment:</label>
        </div>
        {{#if (and selectedEnvironment selectedEnvironment.name)}}
            <div class="eleven wide column field">
                <span class="item">
                    <img src="{{selectedEnvironment.icon}}" class="env-image"/>
                    <span class="env-name">{{selectedEnvironment.name}}</span>
                </span>
            </div>
        {{else}}
            <div class="eleven wide column field">
                <label class="muted-text">Select from compute Environments panel</label>
            </div>
        {{/if}}
    </div>
    <div class="row panel container">
        <div class="five wide column field">
            <label>Input data:</label>
        </div>
        <div class="eleven wide column field">
            {{#each inputData as |item|}}
                <div>
                    {{item.name}}
                </div>
            {{else}}
                {{!-- <label class="muted-text">Select from Data panel</label> --}}
            {{/each}}
        </div>
    </div>
</div>

Comment out only the placeholder text
Comment out only the placeholder text

for "Select from Data Panel"